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Core Data from the Deep Sea Drilling Project


Leg : 53    Top/Bottom Interval(mm):    0/1450  Analyst: Mathez, E.
Hole: 418A  Sample Midpoint (m)    :   571.95
Core:  49   Top of Core Depth (m)  :   570.50
Sect:  1    Top of Section Depth(m):   570.50

LITHOLOGY: PLAG-OL PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1 (2-7), 2 (8-13), 3A (15-28), 3B (28-42),
               3C (43-50), 3D (50-60), 3E (60-70), 4 (73-88),
               5 (90-95), 6A (95-105), 6B (105-120), 6C (120-131),
               6D (132-137), 6E (139-144);

  Texture    : PLAG-OL PHYRIC, RELATIVELY FRESH GLASS SELVAGES AT
               17+94+97+143CM MARK THE BOUNDARY OF THE COOLING
               UNITS, FINE-GRAINED TO GLASSY GNDMASS;

  Structure  : PILLOW BASALT, INFREQUENT CALCITE + SMEC +/- OPAL
               +/- PYRITE VEINS ARE PRESENT THROUGHOUT SECTION;

  Alteration : MOD
               ALL PCES EXCEPT PCE 1+5 AND THE BOTTOM OF PCES
               3B+4;
               EXT
               PCES 1+5 AND BOTTOM OF PCES 3B+4;

  Comments   : THIS SEQUENCE CONSISTS OF THE BOTTOM OF A COOLING
               UNIT PCES 1+2, TWO COMPLETE COOLING UNITS FROM
               PCES 3-5 AND FROM PCES 6A-E, WHOLE SECTION IS
               HOMOGENEOUS, BASALT IS MEDIUM TO DARK GRAY;

  Groundmass : SULFIDES                  (   <1%)
               FINE-GRAINED TO GLASSY GROUNDMASS;

  Phenocrysts: PLAGIOCLASE               (   10%)
               Size(mm):       .5-4
               PLAG PHENOS ARE RELATIVELY FRESH AND CONTAIN
               NUMEROUS INCLUSIONS AND OCCASIONALLY REACH 1CM IN
               DIAMETER;

               OLIVINE                   (  2-3%)
               Size(mm):       .1-1
               OL PHENOS MOSTLY ALTERED TO SMEC;

  Replacement: SMECTITE
               Minerals Replaced: OL
               OL PHENOS;

               SMECTITE
               IN VEINS;

               SULFIDES
               IN VEINS AND IN GROUNDMASS;

               CALCITE
               IN VEINS;

               OPAL
               IN VEINS;


Leg : 53    Top/Bottom Interval(mm):    0/1470  Analyst: Mevel, C.
Hole: 418A  Sample Midpoint (m)    :   573.47
Core:  49   Top of Core Depth (m)  :   570.50
Sect:  2    Top of Section Depth(m):   572.00

LITHOLOGY: PLAG-OL PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1A (2-10), 1B (10-24), 1C (24-33), 2 (36-38),
               3 (41-44), 4A (47-55), 4B (55-61), 5 (63-74),
               6 (77-80), 7 (83-85), 8A (88-97), 8B (97-103),
               8C (103-113), 8D (113-120), 9 (124-126),
               10A (132-139), 10B (139-146);

  Texture    : PLAG-OL PHYRIC, GNDMASS IS FROM FINE-GRAINED TO
               GLASSY, FRESH GLASSY MARGINS OCCUR IN PCES 1A+2+3
               AND ALSO IN PCE 8A;

  Structure  : PILLOW BASALT, VEINLETS FILLED WITH CALCITE AND
               SMEC WITH SOME MINOR PYRITE;

  Alteration : SLIGHTLY;

  Comments   : BASALT IS MEDIUM TO DARK GRAY;

  Groundmass : PLAGIOCLASE
               PLAG IS VISIBLE IN FINE-GRAINED GNDMASS;

  Phenocrysts: PLAGIOCLASE               (   10%)
               Size(mm):        4-5
               PHENOS ARE FRESH AND UP TO 1CM IN SIZE;

               OLIVINE                   (    2%)
               Size(mm):          2
               PHENOS MOSTLY ALTERED TO SMEC BUT SOME ARE FRESH;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACES OL PHENOS;

               SMECTITE
               IN VEINLETS;

               CALCITE
               IN VEINLETS;

               PYRITE
               IN VEINLETS;


Leg : 53    Top/Bottom Interval(mm):    0/ 300  Analyst: Mevel, C.
Hole: 418A  Sample Midpoint (m)    :   573.80
Core:  49   Top of Core Depth (m)  :   570.50
Sect:  3    Top of Section Depth(m):   573.50

LITHOLOGY: PLAG-OL PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1A (4-14), 1B (14-22), 2 (25-29);

  Texture    : PLAG-OL PHYRIC, FINE-GRAINED TO GLASSY GNDMASS;

  Structure  : PILLOW BASALT, VEINLETS OF CALCITE AND SMEC;

  Alteration : MOD;

  Comments   : MEDIUM TO DARK GRAY BASALT, PCE 2 IS FROM THE CORE
               CATCHER;

  Groundmass : PYRITE                    (   <1%)
               FROM FINE-GRAINED TO GLASSY GNDMASS MAY ALSO BE
               SOMEWHAT OXIDIZED TO GOETHITE (?);
               GRAIN SIZE DECREASES DOWNWARD IN THIS SECTION;

  Phenocrysts: PLAGIOCLASE               (   10%)
               Size(mm):        5-8
               PLAG PHENOS ARE GENERALLY FRESH;

               OLIVINE                   (    2%)
               Size(mm):         <1
               COMPLETELY ALTERED TO SMEC;

  Replacement: CALCITE
               FOUND IN VEINLETS;

               SMECTITE
               Minerals Replaced: OL
               REPLACING OL PHENOS AND ALSO FOUND IN VEINLETS;

               GOETHITE
               ID UNCERTAIN BUT MAY BE PRESENT AS A RESULT OF
               OXIDATION OF MINERALS IN GNDMASS;

               PYRITE
               IN GNDMASS;


Leg : 53    Top/Bottom Interval(mm):  300/ 400  Analyst: Mevel, C.
Hole: 418A  Sample Midpoint (m)    :   573.90
Core:  49   Top of Core Depth (m)  :   570.50
Sect:  3    Top of Section Depth(m):   573.80

LITHOLOGY: TOTALLY ALTERED PILLOW MARGIN;
           BRECCIATED PARTIALLY;

  Piece No.  : PCE 3 (33-37);

  Texture    : VERY FINE-GRAINED PARTIALLY BRECCIATED INTERPRETED
               TO HAVE BEEN A GLASSY PILLOW MARGIN;

  Alteration : ALMOST COMPLETELY ALTERED;

  Comments   : PCE IS FROM CORE CATCHER;

  Replacement: CALCITE

               CLAY
               DARK GREEN CLAY POSSIBLY SMEC;


Leg : 53    Top/Bottom Interval(mm):    0/  70  Analyst: Mathez, E.
Hole: 418A  Sample Midpoint (m)    :   573.57
Core:  50   Top of Core Depth (m)  :   573.50
Sect:  1    Top of Section Depth(m):   573.50

LITHOLOGY: SEDIMENT;
           ALMOST COMPLETELY ALTERED BASALT;

  Comments   : SMALL PCES OF CALCITE + SMEC;

  Replacement: CALCITE

               SMECTITE


Leg : 53    Top/Bottom Interval(mm):   70/1500  Analyst: Mathez, E.
Hole: 418A  Sample Midpoint (m)    :   575.00
Core:  50   Top of Core Depth (m)  :   573.50
Sect:  1    Top of Section Depth(m):   573.57

LITHOLOGY: PLAG-OL PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1A (7-14), 2A (16-35), 2B (35-43), 2C (42-51),
               2D (49-56), 3A (58-68), 3B (68-75), 4A (77-80),
               4B (82-85), 5 (87-95), 6 (97-104), 7 (107-115),
               8A (117-127), 8B (129-134), 9 (136-143),
               10 (145-150);

  Texture    : PLAG-OL PHYRIC, GNDMASS HAS COARSER-GRAINED
               REGIONS WHICH EXHIBIT SUBOPHITIC TEXTURE, FOUR FRESH
               GLASS ZONES ARE PRESENT AT 37+50+100+140CM;
               GNDMASS IS MOSTLY FINE-GRAINED AND GLASSY;

  Structure  : PILLOW BASALT, VEINLETS ARE FILLED WITH CALCITE AND
               SMEC AND SOME PYRITE;

  Alteration : SLIGHTLY;

  Comments   : MEDIUM TO DARK GRAY BASALT;

  Vesicles   : Size(mm):            Percent:     0
               VESICLES NOT EVIDENT IN HAND SPECIMEN;

  Groundmass : PYRITE
               PYRITE IS DISSEMINATED IN THE GNDMASS;
               GNDMASS IS MOSTLY FINE-GRAINED TO GLASSY EXCEPT
               IN REGIONS THAT ARE MEDIUM-GRAINED AND SUBOPHITIC;

  Phenocrysts: PLAGIOCLASE               (   12%)
               Size(mm):       .5-6
               PHENOS ARE SERIATE AND GENERALLY FRESH CONTAINING
               NUMEROUS INCLUSIONS AND SOME PYRITE AROUND PHENOS;

               OLIVINE                   (    4%)
               Size(mm):       .3-2
               PARTLY ALTERED TO SMEC;

  Replacement: CALCITE
               IN VEINLETS;

               SMECTITE
               Minerals Replaced: OL
               PARTLY REPLACES OL AND ALSO FOUND IN VEINLETS;

               PYRITE
               IN GNDMASS AND APPEARS TO BE INCLUDED AROUND
               PLAG PHENOS;


Leg : 53    Top/Bottom Interval(mm):    0/1430  Analyst: Mevel, C.
Hole: 418A  Sample Midpoint (m)    :   576.43
Core:  50   Top of Core Depth (m)  :   573.50
Sect:  2    Top of Section Depth(m):   575.00

LITHOLOGY: PLAG-OL MODERATELY TO PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1A (2-12), 1B (13-24), 1C (25-33), 2 (38-39),
               3A (44-53), 3B (53-61), 4 (65-73), 5 (76-89),
               6A (92-101), 6B (102-111), 6C (112-120),
               7A (123-133), 7B (133-141);

  Texture    : PLAG-OL MODERATELY PHYRIC TO PHYRIC, FINE-GRAINED
               GNDMASS EXCEPT IN PCES 1A+1B+2C SHOWING A
               VARIATION BECOMING VERY FINE-GRAINED, GLASSY MARGINS
               ARE PRESENT IN PCES 1A+1B+1C+4+5+6A+6B+7A, VERY
               FINE-GRAINED ZONE IN CENTER OF PCE 3B WHICH LOOKS
               LIKE A QUENCH ZONE;

  Structure  : PILLOW BASALT, VEINLETS FILLED WITH CALCITE AND
               SMEC ARE COMMON THROUGHOUT;

  Alteration : MOD;
               ALTERATION OCCURS MOSTLY IN THE VEINS;

  Comments   : MEDIUM TO DARK GRAY;

  Groundmass : GENERALLY FINE-GRAINED BUT PCES 1A+1B+1C SHOW
               VARIATION IN GRAIN SIZE BECOMING VERY FINE;

  Phenocrysts: PLAGIOCLASE               (  7-8%)
               Size(mm):          6
               PHENOS ARE FRESH AND UP TO 6MM IN SIZE ALSO LESS
               ABUNDANT IN PCE 1 THAN IN THE REST OF THE SECTION;

               PLAGIOCLASE               (10-12%)
               Size(mm):          6
               FRESH PHENOS UP TO 6MM IN SIZE PCES 2-7B;

               OLIVINE                   (  1-2%)
               Size(mm):          2
               PHENOS ARE SOMETIMES FRESH;
               PHENOCRYST CONCENTRATION IN PCE 1B;

  Replacement: CALCITE
               IN VEINS;

               SMECTITE
               IN VEINS;


Leg : 53    Top/Bottom Interval(mm):    0/1500  Analyst: Mathez, E.
Hole: 418A  Sample Midpoint (m)    :   578.00
Core:  50   Top of Core Depth (m)  :   573.50
Sect:  3    Top of Section Depth(m):   576.50

LITHOLOGY: PLAG-OL PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1A (2-19), 1B (20-35), 1C (36-41), 2A (45-53),
               2B (48-62), 2C (63-70), 2D (70-84), 2E (85-95),
               2F (95-111), 2G (112-126), 2H (127-142),
               2I (143-146);

  Texture    : PLAG-OL PHYRIC, GLASS ZONE AT 44CM IS DEVITRIFIED
               (?) OR PARTIALLY ALTERED (?), GNDMASS IS
               FINE-GRAINED TO GLASSY AND THE GLASS SELVAGES ARE
               ALTERED TO SMEC;

  Structure  : PILLOW BASALT, VEINLETS SCATTERED THROUGHOUT ARE
               FILLED WITH CALCITE AND SMEC WITH SOME RARE PYRITE;

  Alteration : MOD;

  Comments   : MEDIUM TO DARK GRAY BASALT;

  Groundmass : PLAGIOCLASE
               SOME PLAG NEEDLES IN COARSER REGIONS OF
               GNDMASS;

               PYRITE
               TRACE PYRITE;
               FINE-GRAINED TO GLASSY;

  Phenocrysts: PLAGIOCLASE               (   15%)
               Size(mm):        <10
               PLAG PHENOS ARE MOSTLY FRESH AND SERIATE
               CONTAINING SOME INCLUSIONS AND SOME TRACE PYRITE;

               OLIVINE                   (  1-5%)
               Size(mm):       .3-1
               LARGEST CONCENTRATION IS FOUND FROM 0-10CM WITH
               5% PHENOS DECREASING IN ABUNDANCE TO 1% AT THE
               BASE OF PCE 1 AT 42CM AND BELOW 44CM OL PHENOS
               ARE EVENLY DISTRIBUTED AT AROUND 2% OL PHENOS ARE
               PARTIALLY TO COMPLETELY ALTERED TO SMEC;

  Replacement: CALCITE
               IN VEINLETS;

               SMECTITE
               Minerals Replaced: OL
               REPLACING OL PHENOS AND ALSO IN VEINLETS;

               PYRITE
               IN VEINLETS AND GNDMASS;


Leg : 53    Top/Bottom Interval(mm):    0/1500  Analyst: Johnson,Paul
Hole: 418A  Sample Midpoint (m)    :   579.50
Core:  50   Top of Core Depth (m)  :   573.50
Sect:  4    Top of Section Depth(m):   578.00

LITHOLOGY: PLAG-OL PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1 (3-9), 2 (13-22), 3 (26-29), 4A (33-49),
               4B (49-54), 5 (57-61), 7 (75-81), 8A (84-96),
               8B (96-107), 9 (111-123), 10A (126-131),
               10B (132-135), 10C (135-148);

  Texture    : PLAG-OL PHYRIC BASALT, GNDMASS IS FINE-GRAINED TO
               GLASSY, GLASSY MARGINS IN PCES 2+4A+5+7 ARE FRESH
               BUT SOME ARE PARTLY ALTERED TO SMEC AND CALCITE;

  Structure  : CONCENTRATIONS OF SECONDARY MINERALS OCCUR IN VEINS
               ESPECIALLY IMPORTANT IN PCE 8 AT 95-96CM AND
               103-107CM IN PCE 9 AT 110CM AND 120-122CM IN PCE 10
               AT 123-125CM AND 129-132CM THEY ARE FILLED WITH
               CALCITE (OFTEN IN RADIATE AGGREGATES) AND A LIGHT
               BROWN OR GREEN SOAPY MINERAL (MONT ?) AND SMEC;

  Alteration : SLIGHTLY;
               AN AGGREGATE OF CALCITE AND GREEN SMEC PROBABLY
               ALTERED FROM GLASS;

  Comments   : PYRITE NODULE 8MM LONG IN PCE 10A, MEDIUM TO DARK
               GRAY BASALT;

  Groundmass : GNDMASS IS FINE-GRAINED;

  Phenocrysts: PLAGIOCLASE               (    8%)
               Size(mm):         <6
               FRESH PLAG UP TO 6MM IN SIZE;

               OLIVINE                   (  2-3%)
               Size(mm):         <3
               SOMETIMES FRESH OL UP TO 3MM IN SIZE AND MOSTLY
               ALTERED TO SMEC;

  Replacement: CALCITE
               IN VEINS AND IN PCE 6 AND IN THE GLASSY MARGINS;

               SMECTITE
               Minerals Replaced: OL
               REPLACING OL PHENOS ALSO IN VEINS AND IN PCE 6 AND
               IN THE GLASSY MARGINS;

               MONTMORILLONITE
               ID UNCERTAIN BUT IF PRESENT IT IS FOUND IN VEINS;

               PYRITE
               IN PCE 10A A PYRITE NODULE 8MM IS PRESENT;


Leg : 53    Top/Bottom Interval(mm):    0/1300  Analyst: Johnson,Paul
Hole: 418A  Sample Midpoint (m)    :   580.80
Core:  50   Top of Core Depth (m)  :   573.50
Sect:  5    Top of Section Depth(m):   579.50

LITHOLOGY: PLAG-OL PHYRIC BASALT;

  Piece No.  : PCE 1A (3-15), 1B (16-20), 1C (21-29), 2 (32-42),
               3A (47-51), 3B (52-60), 4A (63-65), 4B (66-74),
               4C (74-83), 5 (86-92), 6A (95-105), 6B (105-114),
               6C (114-123), 6D (123-127), 6E (127-129);

  Texture    : PLAG-OL PHYRIC, FINE-GRAINED TO GLASSY GNDMASS,
               FRESH GLASSY MARGINS IN PCES 1B+1C+4B+4C+5;

  Structure  : VEINS ARE FILLED WITH CALCITE AND SMEC AND MINOR
               PYRITE;

  Alteration : MOD;

  Comments   : MEDIUM TO DARK GRAY BASALT;

  Vesicles   : Size(mm):            Percent:     1
               Location:            Filling: CALCITE

  Groundmass : FINE-GRAINED;

  Phenocrysts: PLAGIOCLASE               ( 8-12%)
               Size(mm):        4-5
               PLAG PHENOS ARE GENERALLY 4-5MM BUT OCCUR UP TO
               10MM IN SIZE ALSO A LARGE PHENO OF PLAG IN PCE 2
               ROUNDED AND 15MM IN SIZE ALL ARE FRESH;

               OLIVINE                   (    2%)
               Size(mm):       TO 2
               OL PHENOS ARE PARTLY ALTERED TO SMEC;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACING OL AND ALSO IN VEINS;

               CALCITE
               IN VEINS AND IN VESICLES;

               PYRITE
               MINOR PYRITE IN VEINS;


Leg : 53    Top/Bottom Interval(mm):    0/1400  Analyst: Strong, D.F.
Hole: 418A  Sample Midpoint (m)    :   584.30
Core:  51   Top of Core Depth (m)  :   582.90
Sect:  1    Top of Section Depth(m):   582.90

LITHOLOGY: PLAG-OL PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1A (3-6), 1B (3-7), 1C (6-13), 2 (15-20),
               3A (21-31), 3B (31-40), 4A (43-56), 4B (56-64),
               5 (67-74), 6 (76-79), 7 (82-85), 8 (87-93),
               9 (96-103), 10A (105-116), 10B (117-123),
               11 (124-130), 12 (133-138);

  Texture    : PLAG-OL PHYRIC, FINE-GRAINED TO GLASSY GNDMASS,
               GLASS IS FRESH EXCEPT IN TWO MAJOR ALTERED ZONES IN
               PCES 3A+3B AND PCE 12 WHERE THE GLASS ON THE PILLOW
               RIMS IS PALAGONITIZED WITH SPALLED OFF CALCITE XTLS
               BETWEEN THE GLASS PARTICLES, PILLOW RIMS IN PCE 3B
               ARE HIGHLY ALTERED HYDROTHERMALS (?);

  Structure  : SMEC VEINS UP TO 8MM THICK IN PCE 3A;

  Alteration : MOD;

  Comments   : GRAY TO GREENISH-GRAY BASALT;

  Groundmass : PLAGIOCLASE
               MICROPHENOS OF PLAG;
               GENERALLY FINE-GRAINED BUT SOMETIMES GLASSY;

  Phenocrysts: PLAGIOCLASE               (10-15%)
               Size(mm):          4
               PHENOS OFTEN FORM CLUSTERS;

               OLIVINE                   (  2-5%)
               Size(mm):          2
               PHENOS GENERALLY FRESH SOME ALTERED TO SMEC;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACING OL PHENOS AND IN VEINS;

               CALCITE
               XTLS IN THE PILLOW RIMS;

               PALAGONITE
               FROM ALTERATION OF GLASS;


Leg : 53    Top/Bottom Interval(mm):    0/1500  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   585.90
Core:  51   Top of Core Depth (m)  :   582.90
Sect:  2    Top of Section Depth(m):   584.40

LITHOLOGY: PLAG-OL-CPX PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1A (3-29), 1B (29-44), 2 (47-56), 3 (60-67),
               4A (70-80), 4B (76-82), 4C (82-93), 4D (92-112),
               5A (114-123), 5B (123-129), 6A (131-137),
               6B (137-147);

  Texture    : PLAG-OL-CPX PHYRIC, PILLOW BASALT, FINE-GRAINED TO
               GLASSY GNDMASS AND IS WELL-CRYSTALLIZED, GLASSY
               MARGINS IN PCES 1A+1B+3+4+6A+6B WITH BADLY ALTERED
               ZONES CONVERTED TO SMEC IN PCES 3+6A+6B WITH
               SOME CALCITE AND OPAL ALSO POSSIBLY SEDIMENT BETWEEN
               PILLOWS;

  Structure  : CRACKS AND THIN VEINS FILLED WITH CALCITE AND
               SMEC ARE ABUNDANT SOME VEINS HAVE PYRITE;

  Alteration : MOD;
               ALL PCES EXCEPT 3+6A+6B;
               EXT
               PCES 3+6A+6B;
               SMEC IS COLORLESS AND PALE BROWN;

  Comments   : GRAY TO GREENISH GRAY BASALT;

  Vesicles   : Size(mm):            Percent:     0
               NO VESICLES PRESENT;

  Groundmass : PYRITE
               RARE FINE GRAINS;
               FINE-GRAINED AND WELL XTLIZED;

  Phenocrysts: PLAGIOCLASE               (15-20%)
               Size(mm):          8
               PHENOS ARE FRESH UP TO 8MM IN SIZE;

               OLIVINE                   (    3%)
               Size(mm):        3-4
               EUHEDRAL PHENOS PARTIALLY ALTERED TO SMEC;

               CLINOPYROXENE             (   <1%)
               Size(mm):         <1
               ROUNDED AND FRESH PHENOS;

  Replacement: PYRITE
               IN GNDMASS AND IN VEINS;

               CALCITE
               IN CRACKS AND VEINS;

               SMECTITE
               Minerals Replaced: OL
               REPLACES SOME OL PHENOS AND ALSO REPLACES SOME OF
               GLASSY MARGINS AND IN CRACKS AND VEINS;


Leg : 53    Top/Bottom Interval(mm):    0/1500  Analyst: Staudigel, H.
Hole: 418A  Sample Midpoint (m)    :   587.40
Core:  51   Top of Core Depth (m)  :   582.90
Sect:  3    Top of Section Depth(m):   585.90

LITHOLOGY: PLAG-OL-CPX PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1 (0-3), 2A (5-15), 2B (16-20), 2C (21-33),
               2D (29-36), 2E (40-54), 3A (57-68), 3B (68-74),
               4 (76-85), 5A (87-91), 5B (89-100), 6A (104-120),
               6B (120-137), 6C (139-149);

  Texture    : PLAG-OL-CPX PHYRIC, GNDMASS IS FINE-GRAINED TO
               GLASSY, GLASS SELVAGES ARE GENERALLY FRESH  WITH
               MINOR ALTERATION TO PALAGONITE AND ALSO SMEC IN
               PCE 2A, PILLOW BASALT;

  Structure  : VEINLETS FILLED WITH SMEC AND CALCITE;

  Alteration : SLIGHTLY
               ALL PCES EXCEPT 1 AND TOP OF PCE 2A AND BOTTOM OF
               PCE 6C;
               EXT
               PCE 1 AND TOP OF PCE 2A AND BOTTOM OF PCE 6C;

  Comments   : MEDIUM TO DARK GRAY BASALT;

  Groundmass : FINE-GRAINED TO GLASSY;

  Phenocrysts: PLAGIOCLASE               ( 8-15%)
               Size(mm):         <8
               FRESH PHENOS UP TO 8MM IN SIZE;

               OLIVINE                   (  2-4%)
               Size(mm):       <1.5
               OL IS ALTERED TO SMEC;

               CLINOPYROXENE             (   <1%)
               Size(mm):       <1.5
               ROUNDED AND FRESH PHENOS;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACES OL AND GLASSY ALSO FOUND IN VEINLETS;

               CALCITE
               IN VEINLETS;

               PALAGONITE
               REPLACES GLASS;


Leg : 53    Top/Bottom Interval(mm):    0/1500  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   588.90
Core:  51   Top of Core Depth (m)  :   582.90
Sect:  4    Top of Section Depth(m):   587.40

LITHOLOGY: PLAG-OL PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1A (2-12), 1B (13-18), 2 (20-24), 3A (26-32),
               3B (33-51), 3C (51-72), 4 (74-86), 5A (88-97),
               5B (97-107), 5C (107-115), 6A (118-125),
               6B (123-131), 6C (131-140), 7 (142-148);

  Texture    : PLAG-OL PHYRIC, PILLOW BASALT, FINE-GRAINED TO
               GLASSY GNDMASS, GLASSY MARGINS IN PCES 2+3A AND
               IN PCES 3B+4+5+6B+6C+7 AND THE GLASS IS ALTERED TO
               SMEC IN ALL EXCEPT PCE 5 IS FRESH;

  Structure  : VEINS UP TO 3MM WIDE FILLED WITH CALCITE AND
               SMEC, VERY THICK VEINS RUN PERPENDICULAR TO THE
               GLASSY MARGINS, SOME VEINS HAVE PYRITE;

  Alteration : SLIGHTLY;

  Comments   : GRAY TO GREENISH-GRAY BASALT;

  Vesicles   : Size(mm):            Percent:     0
               NO VESICLES PRESENT;

  Groundmass : PYRITE
               PYRITE IS DISSEMINATED IN GNDMASS;
               FINE-GRAINED TO GLASSY;

  Phenocrysts: PLAGIOCLASE               (15-20%)
               Size(mm):         <8
               FRESH PHENOS;

               OLIVINE                   (  3-4%)
               Size(mm):         <3
               OL PHENOS ALTERED TO SMEC;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACES OL AND GLASSY MARGINS ALSO FOUND IN
               VEINS;

               CALCITE
               FOUND IN VEINS;

               PYRITE
               IN VEINS AND IN GNDMASS;


Leg : 53    Top/Bottom Interval(mm):    0/1500  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   590.40
Core:  51   Top of Core Depth (m)  :   582.90
Sect:  5    Top of Section Depth(m):   588.90

LITHOLOGY: PLAG-OL PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1 (2-13), 2 (16-26), 3A (28-44), 3B (44-53),
               3C (53-60), 4 (63-69), 5 (71-78), 6 (81-89),
               7 (91-106), 8 (109-119);

  Texture    : PLAG-OL PHYRIC, PILLOW BASALT, FINE-GRAINED TO
               GLASSY GNDMASS, GLASSY MARGINS IN PCES 1+3B+3C+4
               AND THE GLASS IS MOSTLY ALTERED TO SMEC WITH
               MINOR PYRITE, GLASSY MARGIN IN PCE 4 IS BRECCIATED;

  Structure  : INSIDE GLASSY MARGIN OF PCE 4 IS A THIN VEIN WITH
               DOLOMITE (?) AND MAGNETITE (?), CRACKS AND VEINS
               UP TO 3MM WIDE ARE FILLED WITH CALCITE AND DARK
               GREEN SMEC;

  Alteration : SLIGHTLY;

  Comments   : MEDIUM TO DARK GRAY BASALT;

  Groundmass : MAGNETITE
               ID UNCERTAIN MAY BE IN VEIN OF PCE 4 AND IT HAS A
               REFRACTIVE INDEX ALONG ALPHA AXIS EQUAL TO 1.553
               +/- 0.003;
               FINE-GRAINED TO GLASSY GNDMASS;

  Phenocrysts: PLAGIOCLASE               (15-20%)
               Size(mm):         <7
               FRESH;

               OLIVINE                   (  3-4%)
               Size(mm):         <3
               PARTLY ALTERED TO SMEC;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACES OL AND GLASSY MARGINS ALSO FOUND IN
               VEINS;

               CALCITE
               IN VEINS;

               DOLOMITE
               ID UNCERTAIN MAY BE PRESENT IN VEIN IN PCE 4;


Leg : 53    Top/Bottom Interval(mm):    0/  50  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   592.25
Core:  52   Top of Core Depth (m)  :   592.20
Sect:  1    Top of Section Depth(m):   592.20

LITHOLOGY: SEDIMENT;
           CHERT;

  Piece No.  : PCE 1 (2-5);


Leg : 53    Top/Bottom Interval(mm):   50/1500  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   593.70
Core:  52   Top of Core Depth (m)  :   592.20
Sect:  1    Top of Section Depth(m):   592.25

LITHOLOGY: PLAG-OL PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 2 (7-15), 3 (17-24), 4 (27-35), 5 (38-46),
               6A (50-60), 6B (60-69), 6C (69-77), 7 (80-88),
               8 (90-96), 9 (97-103), 10A (105-120), 10B (120-133),
               10C (133-149);

  Texture    : PLAG-OL PHYRIC, PILLOW BASALT, FINE-GRAINED TO
               GLASSY, GLASSY MARGINS ARE BADLY ALTERED AND SMEC +
               CALCITE REPLACING GLASS IN PCES 2-6C, GLASSY MARGIN
               IS FRESH IN PCE 8, GLASSY MARGINS OF PCES 2-5 HAS
               PINK MORDENITE (?);

  Structure  : VEINS ABUNDANT WITH CALCITE AND SMEC WITH MINOR
               PYRITE;

  Alteration : MOD;

  Comments   : GRAY TO GREENISH-GRAY BASALT;

  Vesicles   : Size(mm):            Percent:    <1
               Location:            Filling: SMEC,CALCITE
               VESICLES ARE RARE;

  Groundmass : FINE-GRAINED TO GLASSY;

  Phenocrysts: PLAGIOCLASE               (10-15%)
               Size(mm):        <10
               FRESH PHENOS;

               OLIVINE                   (    5%)
               Size(mm):         <4
               EUHEDRAL PHENOS ALTERED TO SMEC;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACING OL PHENOS AND GLASSY MARGINS ALSO FOUND
               IN VEINS AND IN VESICLES;

               CALCITE
               IN VEINS AND VESICLES ALSO REPLACING GLASS;

               PYRITE
               IN VEINS;

               MORDENITE
               IN CEMENT OF  GLASSY MARGINS PCES 2-5 AND IS PINK;


Leg : 53    Top/Bottom Interval(mm):    0/1460  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   595.16
Core:  52   Top of Core Depth (m)  :   592.20
Sect:  2    Top of Section Depth(m):   593.70

LITHOLOGY: PLAG-OL PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1 (2-10), 2A (11-21), 2B (21-29), 2C (29-32),
               3 (35-42), 4 (44-55), 5A (57-67), 5B (66-73),
               6A (75-94), 6B (94-109), 6C (109-118), 7 (121-129),
               8 (132-142);

  Texture    : PLAG-OL PHYRIC BASALT, PILLOW BASALT, GLASSY MARGINS
               IN PCES 1+2A+3+5B+6A PARTLY ALTERED TO SMEC,
               FINE-GRAINED TO GLASSY GNDMASS;

  Structure  : VEINS FILLED WITH SMEC AND CARBONATE WITH MINOR
               PYRITE;

  Alteration : MOD;

  Comments   : GRAY TO GREENISH-GRAY BASALT;

  Groundmass : FINE-GRAINED TO GLASSY AND MODERATELY ALTERED;

  Phenocrysts: PLAGIOCLASE               (   10%)
               Size(mm):         <7
               FRESH PHENOS;

               OLIVINE                   (    4%)
               Size(mm):         <4
               COMPLETELY ALTERED TO SMEC;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACING OL AND GLASSY MARGINS ALSO FOUND IN
               VEINS;

               CARBONATE
               IN VEINS;

               PYRITE
               IN VEINS;


Leg : 53    Top/Bottom Interval(mm):    0/1370  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   596.57
Core:  52   Top of Core Depth (m)  :   592.20
Sect:  3    Top of Section Depth(m):   595.20

LITHOLOGY: PLAG-OL-CPX PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1 (3-10), 2 (12-20), 3 (23-27), 4 (30-40),
               5 (42-50), 6A (53-65), 6B (65-83), 7 (86-93),
               8 (95-105), 9 (107-121), 10 (124-135);

  Texture    : PLAG-OL-CPX PHYRIC, PILLOW BASALT, FINE-GRAINED TO
               GLASSY GNDMASS, GLASSY MARGINS IN PCES 2+4+5+6+7
               AND IN PCES 8+9 MOSTLY ALL OF THE MARGINS ARE
               ALTERED TO SMEC AND MINOR PINK MORDENITE;

  Structure  : SPARSE VEINS ARE FILLED WITH SMEC AND CARBONATE
               WITH MINOR PYRITE;

  Alteration : MOD;

  Comments   : GRAY TO GREENISH-GRAY BASALT;

  Vesicles   : Size(mm):            Percent:     1
               Location:            Filling: SMEC,CARB

  Groundmass : FINE-GRAINED TO GLASSY WITH SMEC AND PYRITE
               DISSEMINATED IN GNDMASS;

  Phenocrysts: PLAGIOCLASE               (10-12%)
               Size(mm):         <8
               PHENOS ARE FRESH;

               OLIVINE                   (    4%)
               Size(mm):         <3
               EUHEDRAL XTLS ARE ALTERED TO SMEC;

               CLINOPYROXENE             (    1%)
               Size(mm):         <1
               FRESH PHENOS;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACING OL AND GLASSY MARGINS ALSO IN VEINS AND
               VESICLES AND IN GNDMASS;

               CARBONATE
               IN VESICLES AND VEINS;

               MORDENITE
               PINK XTLS OF MORDENITE ARE FOUND IN THE CEMENT OF
               BRECCIATED GLASSY MARGINS;

               PYRITE
               IN VEINS AND IN GNDMASS;


Leg : 53    Top/Bottom Interval(mm):    0/1500  Analyst: Staudigel, H.
Hole: 418A  Sample Midpoint (m)    :   598.20
Core:  52   Top of Core Depth (m)  :   592.20
Sect:  4    Top of Section Depth(m):   596.70

LITHOLOGY: PLAG-OL-CPX PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1A (1-3), 1B (4-17), 2 (20-40), 3 (40-45),
               4 (41-65), 5 (66-73), 6A (75-95), 6B (95-105),
               6C (105-111), 6D (112-117), 7 (120-125),
               8 (128-146);

  Texture    : PLAG-OL-CPX PHYRIC, PILLOW BASALT, FINE-GRAINED TO
               GLASSY GNDMASS, GLASSY MARGINS IN PCES 1A+1B+3+4
               AND IN PCES 5+6A+8 AND ALL MARGINS ARE PARTIALLY
               ALTERED TO SMEC;

  Structure  : VEINS ARE COMMON THROUGHOUT AND FILLED WITH SMEC AND
               CALCITE AND MINOR PYRITE;

  Alteration : SLIGHTLY;

  Comments   : MEDIUM TO DARK GRAY;

  Groundmass : FINE-GRAINED TO GLASSY;

  Phenocrysts: PLAGIOCLASE               ( 8-15%)
               Size(mm):         <4
               FRESH PHENOS;

               OLIVINE                   (    4%)
               Size(mm):         <4
               PARTLY ALTERED TO SMEC;

               CLINOPYROXENE             (    1%)
               Size(mm):         <1
               FRESH PHENOS;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACING OL PHENOS AND GLASSY MARGINS ALSO FOUND
               IN VEINS;

               CALCITE
               IN VEINS;

               PYRITE
               IN VEINS;


Leg : 53    Top/Bottom Interval(mm):    0/1500  Analyst: Staudigel, H.
Hole: 418A  Sample Midpoint (m)    :   599.70
Core:  52   Top of Core Depth (m)  :   592.20
Sect:  5    Top of Section Depth(m):   598.20

LITHOLOGY: PLAG-OL-CPX PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1 (0-14), 2A (15-26), 2B (26-36), 3 (37-50),
               4 (52-59), 5 (60-71), 6 (73-88), 7 (90-95),
               8A (96-115), 8B (115-137), 8C (137-149);

  Texture    : PLAG-OL-CPX PHYRIC, PILLOW BASALT, FINE-GRAINED TO
               GLASSY GNDMASS, FRESH GLASS SELVAGES IN
               PCES 2A+5+6+8A SOME GLASS IS PARTLY ALTERED TO
               SMEC;

  Structure  : VEINS OCCUR THROUGHOUT SECTION AND ARE FILLED WITH
               CARBONATE + SMEC + ZEOLITE (MORDENITE ?) AND
               SOME MINOR PYRITE, THERE IS A THICK SMEC VEIN IN
               TOP OF PCE 8B;

  Alteration : SLIGHTLY;

  Comments   : MEDIUM TO DARK GRAY BASALT;

  Groundmass : FINE-GRAINED TO GLASSY;

  Phenocrysts: PLAGIOCLASE               (10-15%)
               Size(mm):         <4
               PHENOS ARE FRESH AND OFTEN FORM GLOMEROCRYSTS;

               OLIVINE                   (    2%)
               Size(mm):         <2
               PARTLY ALTERED TO SMEC WITH SOME FRESH GRAINS
               ALSO FOUND GLOMEROCRYSTS;

               CLINOPYROXENE             (    1%)
               Size(mm):         <1
               FRESH PHENOS;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACING OL AND GLASS SELVAGES ALSO FOUND IN
               VEINS;

               CARBONATE
               IN VEINS;

               ZEOLITE
               ID UNCERTAIN (MORDENITE ?) PRESENT IN VEINS;

               PYRITE
               IN VEINS;


Leg : 53    Top/Bottom Interval(mm):    0/1380  Analyst: Staudigel, H.
Hole: 418A  Sample Midpoint (m)    :   601.08
Core:  52   Top of Core Depth (m)  :   592.20
Sect:  6    Top of Section Depth(m):   599.70

LITHOLOGY: PLAG-OL-CPX PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1 (2-14), 2A (16-30), 2B (31-45), 2C (44-54),
               2D (54-61), 2E (61-72), 3 (76-90), 4 (94-99),
               5A (101-118), 5B (119-136);

  Texture    : PLAG-OL-CPX PHYRIC, PILLOW BASALT, GNDMASS IS
               FINE-GRAINED TO GLASSY, GLASS SELVAGES ARE PARTLY
               ALTERED TO SMEC, FRESH GLASS OCCURS IN PCE 2A
               AND THE BASE OF PCE 2E AND THE TOP OF PCE 3;

  Structure  : VEINS ARE FILLED WITH SMEC + CARBONATE + ZEOLITE
               (MORDENITE ?) AND MINOR PYRITE, COMPLETE PILLOW IS
               FORMED BY PCES 2A-2E;

  Alteration : SLIGHTLY;

  Comments   : MEDIUM TO DARK GRAY BASALT;

  Groundmass : PLAGIOCLASE
               MICROPHENOS;
               FINE-GRAINED TO GLASSY;

  Phenocrysts: PLAGIOCLASE               ( 8-15%)
               Size(mm):         <6
               FRESH PHENOS THAT ARE EUHEDRAL AND SOMETIMES
               ROUNDED;

               OLIVINE                   (  1-3%)
               Size(mm):         <1
               PARTLY ALTERED TO SMEC MOSTLY ROUNDED XTLS;

               CLINOPYROXENE             (    1%)
               Size(mm):       <1.5
               FRESH PHENOS;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACING OL AND GLASS SELVAGES ALSO FOUND IN
               VEINS;

               CARBONATE
               IN VEINS;

               ZEOLITE
               ID UNCERTAIN (MORDENITE ?) PRESENT IN VEINS;

               PYRITE
               IN VEINS;


Leg : 53    Top/Bottom Interval(mm):    0/1400  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   602.60
Core:  52   Top of Core Depth (m)  :   592.20
Sect:  7    Top of Section Depth(m):   601.20

LITHOLOGY: PLAG-OL-CPX PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1 (3-18), 2 (21-39), 3 (42-51), 4 (55-73),
               5 (75-90), 6 (93-100), 7 (104-109), 8 (111-121),
               9 (123-130), 10 (134-136);

  Texture    : PLAG-OL-CPX PHYRIC, FINE-GRAINED TO GLASSY
               GNDMASS, GLASS SELVAGES ARE MOSTLY ALTERED TO
               SMEC AND ARE FOUND IN PCES 3+4+5+6;

  Structure  : VEINS ARE FILLED WITH CARBONATE + SMECTITE AND MINOR
               PYRITE, PILLOW BASALT;

  Alteration : MOD
               PCES 1-6;
               EXT
               PCES 7-10;

  Comments   : GRAY TO GREENISH-GRAY BASALT;

  Groundmass : FINE-GRAINED TO GLASSY;

  Phenocrysts: PLAGIOCLASE               (   10%)
               Size(mm):         <8
               FRESH PHENOS;

               OLIVINE                   (    4%)
               Size(mm):         <3
               MOSTLY ALTERED TO SMEC BUT FRESH OL PHENOS
               OCCUR IN PCES 4+5, CRYSTALLOGRAPHIC INDEX GAMMA IS
               EQUAL TO 1.706 +/- 0.03 AND APPROX. 15% FAYALITE
               IS PRESENT;

               CLINOPYROXENE             (  1-2%)
               Size(mm):         <1
               FRESH PHENOS;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACES OL PHENOS AND GLASS SELVAGES ALSO FOUND
               IN VEINS;

               CALCITE
               IN VEINS;

               PYRITE
               IN VEINS;


Leg : 53    Top/Bottom Interval(mm):    0/1500  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   603.10
Core:  53   Top of Core Depth (m)  :   601.60
Sect:  1    Top of Section Depth(m):   601.60

LITHOLOGY: PLAG-OL-CPX PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1 (3-10), 2 (12-17), 3 (20-22), 4 (25-33),
               5 (35-37), 6 (41-44), 7A (47-64), 7B (64-87),
               7C (88-95), 8 (100-102), 9 (105-119), 10 (122-147);

  Texture    : PLAG-OL-CPX PHYRIC, PILLOW BASALT, FINE-GRAINED TO
               GLASSY GNDMASS, GLASSY MARGINS IN PCES 6+7A ARE
               BRECCIATED AND ALTERED TO SMEC AND GLASSY MARGIN
               AREAS OF PCES 7C+8+9+10 ARE FRESH;

  Structure  : VEINS ARE FILLED WITH GREEN SMEC + CALCITE
               (95%) AND MINOR PYRITE SOME OF THE VEINS ARE UP TO
               10MM THICK AND HAVE CAVITIES FILLED WITH XTLS,
               PARTLY BRECCIATED BASALT PCES 1-4;

  Alteration : MOD;

  Comments   : GRAY TO GREENISH-GRAY BASALT;

  Groundmass : SMECTITE
               REPLACEMENT OF GNDMASS BY SMEC;

               PYRITE
               OCCURS LOCALLY IN GNDMASS;
               FINE-GRAINED TO GLASSY;

  Phenocrysts: PLAGIOCLASE               ( 8-12%)
               Size(mm):         <8
               FRESH PHENOS;

               OLIVINE                   (    3%)
               Size(mm):         <5
               MOSTLY ALTERED TO SMEC EXCEPT FRESH PHENOS
               NEAR GLASSY MARGINS;

               CLINOPYROXENE             (    1%)
               Size(mm):         <1
               FRESH PHENOS;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACES OL PHENOS AND IN GNDMASS ALSO FOUND IN
               VEINS;

               PYRITE
               IN GNDMASS AND IN VEINS;

               CALCITE
               IN VEINS;


Leg : 53    Top/Bottom Interval(mm):    0/1500  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   604.60
Core:  53   Top of Core Depth (m)  :   601.60
Sect:  2    Top of Section Depth(m):   603.10

LITHOLOGY: PLAG-OL-CPX PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1 (3-18), 2 (21-25), 3 (28-35), 4A (38-49),
               4B (47-81), 4C (80-89), 5 (92-96), 6A (99-110),
               6B (110-125), 6C (125-138), 7 (140-143),
               8 (145-149);

  Texture    : PLAG-OL-CPX PHYRIC, PILLOW BASALT, FINE-GRAINED TO
               GLASSY GNDMASS, GLASSY MARGINS IN PCES 2+3+4A
               ARE SLIGHTLY ALTERED TO SMEC AND MARGINS IN PCES
               5+6A ARE BADLY ALTERED TO SMEC;

  Structure  : THIN VEINS OF CARBONATE AND SMEC WITH PYRITE
               XTLS THAT DEVELOP ALONG CRACKS AND VEINS;

  Alteration : SLIGHTLY
               ALL PCES EXCEPT THE TOP OF PCE 1 AND PCE 5 AND
               PART OF PCE 6A;
               MOD
               PCES 1+5+6A;

  Comments   : MEDIUM GRAY TO GREENISH-GRAY BASALT;

  Groundmass : SMECTITE
               OCCURS LOCALLY IN GNDMASS;

               PYRITE
               OCCURS LOCALLY IN GNDMASS;
               FINE-GRAINED TO GLASSY;

  Phenocrysts: PLAGIOCLASE               (10-15%)
               Size(mm):        <10
               FRESH PHENOS;

               OLIVINE                   (  3-5%)
               Size(mm):         <3
               PARTLY ALTERED TO SMEC WITH RARE FRESH PHENOS;

               CLINOPYROXENE             (  1-2%)
               Size(mm):       <2.5
               SUBOPHITIC TO ROUNDED FRESH PHENOS;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACES OL PHENOS ALSO IN GNDMASS AND IN
               VEINS;

               CALCITE
               IN VEINS;

               PYRITE
               IN VEINS AND IN GNDMASS;


Leg : 53    Top/Bottom Interval(mm):    0/1500  Analyst: Staudigel, H.
Hole: 418A  Sample Midpoint (m)    :   606.10
Core:  53   Top of Core Depth (m)  :   601.60
Sect:  3    Top of Section Depth(m):   604.60

LITHOLOGY: PLAG-OL-CPX PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1A (2-27), 1B (27-42), 1C (42-50), 1D (48-75),
               1E (70-84), 1F (84-91), 1G (91-99), 2 (102-109),
               3 (112-122), 4 (125-135), 5 (136-149);

  Texture    : PLAG-OL-CPX PHYRIC, FINE-GRAINED TO GLASSY GNDMASS,
               GLASSY MARGINS ARE MOSTLY ALTERED TO SMEC FOUND
               ON THE TOP OF PCE 1A AND BOTTOM OF PCE 1G AND ON
               PCE 5;

  Structure  : PILLOW BASALT, AN ENTIRE PILLOW IS MADE FROM
               PCES 1A-1G, VEINS ARE FILLED WITH SMEC + CARB
               AND ZEOLITE (?) AND MINOR PYRITE;

  Alteration : SLIGHTLY;

  Comments   : MEDIUM GRAY BASALT;

  Groundmass : FINE-GRAINED TO GLASSY WITH QUENCH TEXTURE EVEN
               IN THE MIDDLE OF THE PILLOW FROM 1A-1G;

  Phenocrysts: PLAGIOCLASE               (12-15%)
               Size(mm):         <6
               EUHEDRAL AND FRESH PHENOS OFTEN FORMING
               GLOMEROCRYSTS;

               OLIVINE                   (  3-5%)
               Size(mm):         <2
               PARTLY REPLACED BY SMEC AND CARBONATE AND
               PHENOS ARE SOMETIMES ROUNDED AND OFTEN FORM
               GLOMEROCRYSTS;

               CLINOPYROXENE             (  1-2%)
               Size(mm):         <1
               SUBOPHITIC AND FRESH;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACES OL ALSO FOUND IN VEINS AND IN GLASSY
               MARGINS;

               CALCITE
               Minerals Replaced: OL
               REPLACES OL ALSO FOUND IN VEINS;

               PYRITE
               IN VEINS;

               ZEOLITE
               ID UNCERTAIN MAY BE PRESENT IN VEINS;


Leg : 53    Top/Bottom Interval(mm):    0/1500  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   612.50
Core:  54   Top of Core Depth (m)  :   611.00
Sect:  1    Top of Section Depth(m):   611.00

LITHOLOGY: PLAG-CPX-OL PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1 (3-18), 2A (21-35), 2B (36-45), 4 (56-64),
               5 (66-79), 6 (81-86), 7 (88-101), 8 (103-110),
               9 (113-126), 10 (128-136), 11 (137-146);

  Texture    : PLAG-CPX-OL PHYRIC, PILLOW BASALT, FINE-GRAINED TO
               GLASSY GNDMASS, GLASSY MARGINS PARTLY ALTERED TO
               SMEC FOUND AT BEGINNING OF CORE;

  Structure  : A THICK VEIN OF COARSE XTLN CALCITE AND SMEC WITH
               PYRITE ABUNDANT IN THE VEINS;

  Alteration : SLIGHTLY;

  Comments   : MEDIUM TO DARK GRAY BASALT;

  Vesicles   : Size(mm):            Percent:     1
               Location:            Filling: CALCITE,SMEC

  Groundmass : FINE-GRAINED TO GLASSY;

  Phenocrysts: PLAGIOCLASE               (10-15%)
               Size(mm):         <5
               FRESH PHENOS;

               OLIVINE                   (    3%)
               Size(mm):         <1
               PARTLY ALTERED TO SMEC WITH SOME FRESH PHENOS
               THROUGHOUT CORE;

               CLINOPYROXENE             (    5%)
               Size(mm):     TO 1.5
               SUBOPHITIC AND FRESH PHENOS;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACES OL AND ALSO FOUND IN GLASSY MARGINS AND
               IN VEINS AND IN VESICLES;

               CALCITE
               IN VEINS AND IN VESICLES;

               PYRITE
               IN VEINS;


Leg : 53    Top/Bottom Interval(mm):    0/1500  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   612.50
Core:  54   Top of Core Depth (m)  :   611.00
Sect:  1    Top of Section Depth(m):   611.00

LITHOLOGY: SEDIMENT;
           CHALCEDONY;

  Piece No.  : PCE 3 (47-54);


Leg : 53    Top/Bottom Interval(mm):    0/1060  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   613.56
Core:  54   Top of Core Depth (m)  :   611.00
Sect:  2    Top of Section Depth(m):   612.50

LITHOLOGY: PLAG-OL-CPX PHYRIC BASALT;

  Piece No.  : PCE 1 (2-11), 2 (13-20), 3 (24-42), 4 (46-54),
               5 (57-66), 6 (67-75), 7 (76-82), 8 (86-95),
               9 (98-104);

  Texture    : PLAG-OL-CPX PHYRIC, FINE-GRAINED TO GLASSY GNDMASS,
               GLASSY MARGIN IN PCE 6 IS FRESH;

  Structure  : VEINLETS ARE FILLED WITH SMEC AND PYRITE;

  Alteration : SLIGHTLY
               ROCK IS RELATIVELY FRESH;

  Comments   : MEDIUM TO DARK GRAY BASALT;

  Vesicles   : Size(mm):     <1.5   Percent:   1-2
               Location:            Filling: CALCITE,SMEC

  Groundmass : FINE-GRAINED TO GLASSY;

  Phenocrysts: PLAGIOCLASE               (   10%)
               Size(mm):         <3
               FRESH PHENOS THAT FORM SUBOPHITIC CLOTS WITH CPX;

               OLIVINE                   (    5%)
               Size(mm):         <1
               PARTLY ALTERED TO SMEC WITH FRESH PHENOS PRESENT
               IN ALMOST EACH SPECIMEN;

               CLINOPYROXENE             (    5%)
               Size(mm):        <.5
               FRESH PHENOS THAT FORM SUBOPHITIC CLOTS WITH PLAG;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACING OL AND ALSO FOUND IN VEINS AND VESICLES;

               CALCITE
               IN VESICLES;

               PYRITE
               IN VEINS;


Leg : 53    Top/Bottom Interval(mm):    0/1360  Analyst: Mathez, E.
Hole: 418A  Sample Midpoint (m)    :   621.76
Core:  55   Top of Core Depth (m)  :   620.40
Sect:  1    Top of Section Depth(m):   620.40

LITHOLOGY: PLAG-OL-CPX MODERATELY PHYRIC TO PHYRIC BASALT;
           MASSIVE PILLOW BASALT;

  Piece No.  : PCE 1 (3-7), 2A (10-31), 2B (32-52), 2C (52-62),
               2D (56-100), 3 (103-111), 4 (118-136);

  Texture    : PLAG-OL-CPX MODERATELY PHYRIC TO PHYRIC, GNDMASS
               IS FINE-GRAINED TO GLASSY, GLASSY MARGIN ON PCE 1
               ONLY AND IT IS FRESH;

  Structure  : VEINLETS ARE FILLED WITH SMEC + CALCITE AND
               PYRITE BLEBS 0.5MM NEAR SOME VEINLETS, MASSIVE
               PILLOW BASALT;

  Alteration : SLIGHTLY;

  Comments   : MEDIUM GRAY BASALT;

  Vesicles   : Size(mm):            Percent:    <1
               Location:            Filling: SMEC,CALCITE

  Groundmass : PLAGIOCLASE
               PLAG NEEDLES DISTINGUISHABLE;

               SULFIDE
               IN TRACE AMOUNTS IN GNDMASS;
               FINE-GRAINED TO GLASSY;

  Phenocrysts: PLAGIOCLASE               ( 5-10%)
               Size(mm):         <3
               FRESH PHENOS;

               OLIVINE                   (  2-4%)
               Size(mm):         <1
               ALTERED TO SMEC;

               CLINOPYROXENE             (    1%)
               Size(mm):         <1
               FRESH;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACING OL PHENOS ALSO IN VESICLES AND VEINS;

               CARBONATE
               IN VESICLES AND VEINS;

               PYRITE
               IN VEINS AND GNDMASS;


Leg : 53    Top/Bottom Interval(mm):    0/1500  Analyst: Mevel, C.
Hole: 418A  Sample Midpoint (m)    :   623.40
Core:  55   Top of Core Depth (m)  :   620.40
Sect:  2    Top of Section Depth(m):   621.90

LITHOLOGY: PLAG-OL MODERATELY PHYRIC BASALT;

  Piece No.  : PCE 1 (3-16), 2 (19-23), 3A (26-37), 3B (38-47),
               4A (50-72), 4B (73-79), 4C (80-100), 5A (104-116),
               5B (117-125), 6A (129-139), 6B (140-147);

  Texture    : PLAG-OL MODERATELY PHYRIC, GNDMASS IS
               FINE-GRAINED WITH ONE GLASSY MARGIN ON PCE 4A AND
               THE GLASS IS ALTERED TO SMEC;

  Structure  : LARGE VEIN IN PCE 5A UP TO 10MM LARGE, VEINS CONTAIN
               CALCITE + SMEC AND MINOR PYRITE, BASALT FRAGMENTS
               WITH BRECCIATED MARGINS IN A GLASSY CEMENT THAT HAS
               BEEN ALTERED TO SMEC IN PCES 2+3A+3B;

  Alteration : SLIGHTLY
               ALL PCES EXCEPT 2+3A+3B;
               MOD
               PCES 2+3A+3B;

  Comments   : GRAY TO GREENISH-GRAY BASALT;

  Vesicles   : Size(mm):            Percent:    <1
               Location:            Filling: CALCITE
               RARE VESICLES;

  Groundmass : FINE-GRAINED WITH ONE GLASSY MARGIN;

  Phenocrysts: PLAGIOCLASE               (  2-5%)
               Size(mm):         <3
               FRESH;

               OLIVINE                   (    3%)
               Size(mm):         <2
               MOSTLY ALTERED TO SMEC;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACES OL PHENOS ALSO FOUND IN GLASSY MARGIN AND
               IN GLASSY CEMENT OF BRECCIATED PCES 2+3A+3B AND
               ALSO IN VEINS;

               CALCITE
               IN VESICLES;

               PYRITE
               IN VEINLETS;


Leg : 53    Top/Bottom Interval(mm):    0/1500  Analyst: Mathez, E.
Hole: 418A  Sample Midpoint (m)    :   624.90
Core:  55   Top of Core Depth (m)  :   620.40
Sect:  3    Top of Section Depth(m):   623.40

LITHOLOGY: PLAG-OL-CPX MODERATELY PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCES 1A (3-18), 1B (18-25), 2 (27-36), 3 (39-45),
               4A (48-62), 4B (64-75), 5 (78-83), 6A (86-92),
               6B (90-100), 7 (103-116), 8 (119-130), 9 (134-138),
               10 (141-150);

  Texture    : PLAG-OL-CPX MODERATELY PHYRIC, PILLOW BASALT
               FINE-GRAINED TO GLASSY GNDMASS, GLASS SELVAGES
               ARE ALMOST COMPLETELY ALTERED TO SMEC, GLASS ZONES
               ARE IN PCES 1B (22-24CM) + 2 (27-30CM) + 5 AT
               80CM + 6A (90CM) + 7 (107CM) + 10 (141CM);

  Structure  : VEINS ARE FILLED WITH SMEC AND CALCITE WITH MINOR
               PYRITE, SLICKENSIDES ARE PRESENT ON PCES 2+4A+4B;

  Alteration : SLIGHTLY;

  Comments   : MEDIUM TO DARK GRAY BASALT;

  Vesicles   : Size(mm):            Percent:    <1
               Location:            Filling: CALCITE

  Groundmass : PLAGIOCLASE
               PLAG NEEDLES ARE VISIBLE IN COARSER REGIONS;

               PYRITE
               PYRITE IS DISSEMINATED IN GNDMASS;
               FINE-GRAINED TO GLASSY;

  Phenocrysts: PLAGIOCLASE               (    1%)
               Size(mm):         <2
               FRESH;

               OLIVINE                   (    1%)
               Size(mm):         <2
               MOSTLY ALTERED TO SMEC WITH SOME FRESH;

               CLINOPYROXENE             (   <1%)
               Size(mm):         <2
               FRESH PHENOS;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACES OL PHENOS AND GLASSY MARGINS ALSO FOUND
               IN VEINS;

               CALCITE
               IN VEINS AND IN VESICLES;

               PYRITE
               IN VEINS AND IN GNDMASS;


Leg : 53    Top/Bottom Interval(mm):    0/  50  Analyst: Mevel, C.
Hole: 418A  Sample Midpoint (m)    :   624.95
Core:  55   Top of Core Depth (m)  :   620.40
Sect:  4    Top of Section Depth(m):   624.90

LITHOLOGY: SEDIMENT;
           CHERT;

  Piece No.  : PCE 1 (2-5);

  Texture    : ALTERED SEDIMENT (SMEC AND ZEOLITE ?) BETWEEN
               TWO GLASSY MARGINS;


Leg : 53    Top/Bottom Interval(mm):   50/1500  Analyst: Mevel, C.
Hole: 418A  Sample Midpoint (m)    :   626.40
Core:  55   Top of Core Depth (m)  :   620.40
Sect:  4    Top of Section Depth(m):   624.95

LITHOLOGY: OL-PLAG MODERATELY PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 2 (8-13), 3 (17-23), 4A (26-41), 4B (42-47),
               5 (51-61), 6A (64-89), 6B (79-87), 7 (93-96),
               8 (99-104), 9 (107-117), 10 (120-122), 11 (126-134),
               12 (137-150);

  Texture    : OL-PLAG MODERATELY PHYRIC, PILLOW BASALT, GNDMASS
               IS FINE-GRAINED TO GLASSY WITH GLASS SELVAGES
               PARTLY ALTERED TO SMEC AND ZEOLITE (?) MAY ALSO
               BE PRESENT IN PCES 9+2, GLASSY MARGINS FOUND IN
               PCES 2+9+11+12;

  Structure  : VEINS ARE FILLED WITH CALCITE + SMEC AND MINOR
               PYRITE;

  Alteration : SLIGHTLY;

  Comments   : MEDIUM TO DARK GRAY BASALT;

  Vesicles   : Size(mm):            Percent:     1
               Location:            Filling: CALCITE,SMEC

  Groundmass : FINE-GRAINED TO GLASSY;

  Phenocrysts: PLAGIOCLASE               (    1%)
               Size(mm):         <6
               PHENOS ARE RARE AND FRESH AND UP TO 6MM IN SIZE;

               OLIVINE                   (    2%)
               Size(mm):         <2
               GENERALLY ALTERED TO SMEC AND PHENOS ARE
               EUHEDRAL;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACES OL PHENOS AND FOUND IN VEINS AND IN
               VESICLES;

               CALCITE
               IN VEINS AND VESICLES;

               PYRITE
               IN VEINS;

               ZEOLITE
               ID UNCERTAIN MAY BE PRESENT IN GLASSY MARGINS AS A
               REPLACEMENT;


Leg : 53    Top/Bottom Interval(mm):    0/1400  Analyst: Mathez, E.
Hole: 418A  Sample Midpoint (m)    :   627.80
Core:  55   Top of Core Depth (m)  :   620.40
Sect:  5    Top of Section Depth(m):   626.40

LITHOLOGY: OL-PLAG-CPX MODERATELY PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1 (0-10), 2 (13-31), 3A (34-40), 3B (40-51),
               4 (54-65), 5 (70-78), 6A (81-89), 6B (89-100),
               6C (100-109), 7A (111-116), 7B (116-128),
               8 (132-137);

  Texture    : OL-PLAG-CPX MODERATELY PHYRIC BASALT, PILLOW BASALT,
               FINE-GRAINED TO GLASSY GNDMASS WITH GLASS
               SELVAGES PARTLY ALTERED TO SMEC AND ZEOLITE
               (?), GLASS ZONES ARE FOUND IN PCES 1+5+6A+7B+8;

  Structure  : VEINS ARE FILLED WITH SMEC + CALCITE + ZEOLITE
               (?) AND MINOR PYRITE, LARGE VEIN OF SMEC AND
               ZEOLITE AND TRACE PYRITE AT 76CM IN PCE 5 WITH
               PARTIALLY ALTERED GLASS IN INTERPILLOW ZONE AND THE
               VEIN IS UP TO 10MM THICK;

  Alteration : SLIGHTLY;

  Comments   : MEDIUM TO DARK GRAY BASALT;

  Vesicles   : Size(mm):            Percent:    <1
               Location:            Filling: CALCITE

  Groundmass : PLAGIOCLASE
               PLAG NEEDLES VISIBLE IN COARSER REGIONS;

               PYRITE
               DISSEMINATED IN GNDMASS;
               FINE-GRAINED TO GLASSY;

  Phenocrysts: PLAGIOCLASE               (    1%)
               Size(mm):         <8
               FRESH PHENOS MOSTLY 2MM IN SIZE BUT UP TO 8MM
               OCCURS;

               OLIVINE                   (    2%)
               Size(mm):         <1
               PARTLY ALTERED TO SMEC;

               CLINOPYROXENE             (   <1%)
               Size(mm):       TO 1
               FRESH PHENOS;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACES OL PHENOS AND GLASS ALSO FOUND IN VEINS;

               CALCITE
               IN VEINS AND VESICLES;

               PYRITE
               IN VEINS AND GNDMASS;

               ZEOLITE
               ID UNCERTAIN MAY BE PRESENT IN VEINS AND IN GLASSY
               MARGINS;


Leg : 53    Top/Bottom Interval(mm):    0/1500  Analyst: Mevel, C.
Hole: 418A  Sample Midpoint (m)    :   629.40
Core:  55   Top of Core Depth (m)  :   620.40
Sect:  6    Top of Section Depth(m):   627.90

LITHOLOGY: OL-PLAG MODERATELY PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1 (3-19), 2 (23-26), 3A (30-43), 3B (41-47),
               4A (51-59), 4B (51-60), 4C (60-69), 5 (73-77),
               6A (83-87), 6B (85-90), 7 (94-100), 8A (103-110),
               8B (107-117), 9 (124-127), 10 (139-145);

  Texture    : OL-PLAG MODERATELY PHYRIC, PILLOW BASALT, GNDMASS
               IS FINE-GRAINED TO GLASSY WITH GLASS SELVAGES
               PARTLY ALTERED TO SMEC, GLASSY MARGINS OCCUR IN
               PCES 1+9+10 WHICH ARE PARTLY FRESH AND GLASSY MARGIN
               IN PCES 2+5 ARE MORE ALTERED;

  Structure  : VEINS ARE FILLED WITH CALCITE AND SMEC, A LARGE VEIN
               RUNS THROUGH PCES 3A+3B;

  Alteration : SLIGHTLY;

  Comments   : MEDIUM TO DARK GRAY BASALT;

  Groundmass : FINE-GRAINED TO GLASSY;

  Phenocrysts: OLIVINE                   (    2%)
               Size(mm):         <2
               PHENOS ARE GENERALLY ALTERED TO SMEC;

               PLAGIOCLASE               (    1%)
               Size(mm):         <3
               FRESH PHENOS;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACES OL PHENOS AND GLASSY MARGINS ALSO FOUND
               IN VEINS;

               CALCITE
               IN VEINS;


Leg : 53    Top/Bottom Interval(mm):    0/ 720  Analyst: Mevel, C.
Hole: 418A  Sample Midpoint (m)    :   630.12
Core:  55   Top of Core Depth (m)  :   620.40
Sect:  7    Top of Section Depth(m):   629.40

LITHOLOGY: OL-PLAG MODERATELY PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1 (2-13), 2 (16-23), 3A (25-33), 3B (34-39),
               4 (43-46), 5 (52-57), 6 (65-69);

  Texture    : OL-PLAG MODERATELY PHYRIC, PILLOW BASALT, GNDMASS
               IS FINE-GRAINED TO GLASSY, GLASS SELVAGES ARE PARTLY
               ALTERED TO SMEC, GLASSY MARGINS ARE FOUND IN PCES
               1+2;

  Structure  : VEINS ARE FILLED WITH SMEC AND CALCITE, PATCHES OF
               SMEC ARE FOUND IN PCES 2+3A+3B;

  Alteration : SLIGHTLY;

  Comments   : MEDIUM TO DARK GRAY BASALT, RICH IN SMEC PCE 5 IS
               PROBABLY ALTERED GLASS;

  Groundmass : FINE-GRAINED TO GLASSY;

  Phenocrysts: OLIVINE                   (    2%)
               Size(mm):         <2
               PHENOS ARE ALTERED TO SMEC;

               PLAGIOCLASE               (    1%)
               Size(mm):         <4
               PHENOS ARE FRESH;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACES OL PHENOS AND IN VEINS AND PATCHES;

               CALCITE
               IN VEINS;


Leg : 53    Top/Bottom Interval(mm):  720/1270  Analyst: Mevel, C.
Hole: 418A  Sample Midpoint (m)    :   630.67
Core:  55   Top of Core Depth (m)  :   620.40
Sect:  7    Top of Section Depth(m):   630.12

LITHOLOGY: PLAG-OL-CPX PHYRIC BASALT;

  Piece No.  : PCE 7 (73-91), 8 (96-108), 9 (112-124);

  Texture    : PLAG-OL-CPX PHYRIC, GNDMASS IS FINE-GRAINED AND
               HOLOCRYSTALLINE;

  Alteration : SLIGHTLY;

  Comments   : MEDIUM TO DARK GRAY BASALT;

  Groundmass : FINE-GRAINED AND HOLOCRYSTALLINE;

  Phenocrysts: PLAGIOCLASE               (   12%)
               Size(mm):         <3
               FRESH PHENOS;

               OLIVINE                   (    8%)
               Size(mm):         <2
               ALTERED TO SMEC;

               CLINOPYROXENE             (    3%)
               Size(mm):         <1
               FRESH PHENOS;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACES OL PHENOS;


Leg : 53    Top/Bottom Interval(mm):    0/1250  Analyst: Mathez, E.
Hole: 418A  Sample Midpoint (m)    :   631.05
Core:  56   Top of Core Depth (m)  :   629.80
Sect:  1    Top of Section Depth(m):   629.80

LITHOLOGY: PLAG-CPX-OL PHYRIC BASALT;
           MASSIVE PILLOW BASALT;

  Piece No.  : PCE 1A (2-12), 1B (12-26), 2 (29-35), 3A (37-50),
               3B (50-62), 3C (61-73), 4 (76-80), 5 (84-96),
               6A (99-113), 6B (113-120);

  Texture    : PLAG-CPX-OL PHYRIC, FINE-GRAINED TO GLASSY
               GNDMASS, GLASS SELVAGES ARE ALTERED TO SMEC, GLASS
               ZONES IN PCES 1B+2+3A+3C+4(?)+5+6B;

  Structure  : VEINS ARE FILLED WITH SMEC AND CARBONATE AND ARE
               FREQUENTLY LOCATED NEAR GLASSY ZONES, MASSIVE PILLOW
               BASALT;

  Alteration : SLIGHTLY;

  Comments   : MEDIUM TO DARK GRAY BASALT;

  Vesicles   : Size(mm):     <0.5   Percent:   1-2
               Location:            Filling: CALCITE

  Groundmass : FINE-GRAINED TO GLASSY;

  Phenocrysts: PLAGIOCLASE               (10-12%)
               Size(mm):         <6
               SOMETIMES WITH INCLUSIONS OF SPINEL AND FRESH;

               CLINOPYROXENE             (    3%)
               Size(mm):         <1
               FRESH PHENOS;

               OLIVINE                   (    2%)
               Size(mm):         <2
               PARTLY ALTERED TO SMEC;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACES OL AND GLASSY MARGINS ALSO FOUND IN
               VEINS;

               CALCITE
               IN VEINS AND VESICLES;


Leg : 53    Top/Bottom Interval(mm):    0/1500  Analyst: Mathez, E.
Hole: 418A  Sample Midpoint (m)    :   632.80
Core:  56   Top of Core Depth (m)  :   629.80
Sect:  2    Top of Section Depth(m):   631.30

LITHOLOGY: PLAG-OL PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1A (2-12), 1B (12-20), 1C (20-30), 1D (29-35),
               2A (38-51), 2B (51-61), 3 (64-80), 4A (83-89),
               4B (89-107), 5 (112-115), 6 (117-127), 7 (131-146);

  Texture    : PLAG-OL PHYRIC, PILLOW BASALT, FINE-GRAINED TO
               GLASSY GNDMASS, GLASS SELVAGES ON PCES 1A+1B+1C
               AND ON PCES 1D+2A+2B AND THEY ARE ALTERD TO SMEC,
               CHILL ZONE ONLY ON PCE 3;

  Structure  : PROMINENT CALCITE AND SMEC VEINS IN PCES 1B-1C AND
               1D-2A AND IN PCE 2B+4A+4B+7, CALCITE VUG IN PCE 7,
               SLICKENSIDES ARE PRESENT ON PCES 2B+4B;

  Alteration : SLIGHTLY;

  Comments   : MEDIUM TO DARK GRAY BASALT, SLIGHTLY BRECCIATED
               PCES 4B+5+6;

  Groundmass : FINE-GRAINED TO GLASSY;

  Phenocrysts: PLAGIOCLASE               (   12%)
               Size(mm):         <5
               PHENOS ARE FRESH;

               OLIVINE                   (    2%)
               Size(mm):         <2
               PARTLY ALTERED TO SMEC;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACES OL PHENOS AND IN GLASSY ZONES ALSO FOUND
               IN VEINS;

               CALCITE
               IN VEINS AND IN VUG;


Leg : 53    Top/Bottom Interval(mm):    0/1400  Analyst: Mevel, C.
Hole: 418A  Sample Midpoint (m)    :   634.20
Core:  56   Top of Core Depth (m)  :   629.80
Sect:  3    Top of Section Depth(m):   632.80

LITHOLOGY: PLAG-OL PHYRIC BASALT;
           MASSIVE PILLOW BASALT;

  Piece No.  : PCE 1A (3-10), 1B (10-18), 2 (23-27), 3 (30-43),
               4A (46-57), 4B (58-68), 5 (71-85), 6A (89-97),
               6B (97-109), 6C (110-121), 6D (122-129),
               6E (129-138);

  Texture    : PLAG-OL PHYRIC, CONTINUATION OF PILLOW SEQUENCE OF
               SECTION 56-2 IN PCES 1-3, FINE-GRAINED TO GLASSY
               GNDMASS, ONE GLASS SELVAGE IN PCE 4A AND IT IS
               ALTERED TO SMEC;

  Structure  : LARGE VEIN (>10MM WIDE) FILLED WITH SMEC ON EDGES
               AND CALCITE IN THE CENTER AND SOME PYRITE IN PCE 4,
               SMALLER VEIN IN PCE 1, VEINS ARE FILLED WITH SMEC
               + CALCITE + MINOR PYRITE, MASSIVE BASALT;

  Alteration : SLIGHTLY;

  Comments   : MEDIUM TO DARK GRAY BASALT, MASSIVE COOLING UNIT
               THAT STARTS AT PCE 4 AND EXTENDS TO SECTION 5;

  Vesicles   : Size(mm):            Percent:    <1
               Location:            Filling: SMEC,CALCITE

  Groundmass : FINE-GRAINED TO GLASSY;

  Phenocrysts: PLAGIOCLASE               (    8%)
               Size(mm):         <6
               FRESH PHENOS;

               OLIVINE                   (  4-6%)
               Size(mm):         <5
               MOSTLY ALTERED TO SMEC;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACES OL PHENOS AND GLASS ALSO FOUND IN VEINS
               AND VESICLES;

               CALCITE
               IN VEINS AND VESICLES;

               PYRITE
               IN VEINS;


Leg : 53    Top/Bottom Interval(mm):    0/1370  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   635.67
Core:  56   Top of Core Depth (m)  :   629.80
Sect:  4    Top of Section Depth(m):   634.30

LITHOLOGY: PLAG-OL PHYRIC BASALT;
           MASSIVE BASALT;

  Piece No.  : PCE 1A (3-13), 1B (13-25), 1C (25-34), 1D (33-43),
               1E (43-55), 2A (59-67), 2B (67-73), 2C (73-81),
               2D (82-95), 3A (97-111), 3B (111-118), 4 (123-135);

  Texture    : PLAG-OL PHYRIC, FINE-GRAINED AND HOLOCRYSTALLINE
               GNDMASS WHICH IS RATHER FRESH, NO GLASSY MARGINS;

  Structure  : THIN VEINS OF CALCITE AND SMEC ARE RARE, MASSIVE
               BASALT;

  Alteration : FRESH
               ALL PCES EXCEPT PCES 1C+2C+4;
               SLIGHTLY;
               PCES 1C+2C+4;

  Comments   : MEDIUM GRAY BASALT;

  Vesicles   :
               Location:            Filling: CALCITE,SMEC
               SPARSE VESICLES;

  Groundmass : PYRITE
               DISSEMINATED IN GNDMASS;
               FINE-GRAINED AND HOLOCRYSTALLINE;

  Phenocrysts: PLAGIOCLASE               ( 8-10%)
               Size(mm):         <4
               FRESH PHENOS;

               OLIVINE                   (    3%)
               Size(mm):         <2
               MOSTLY FRESH WITH ONLY MINOR ALTERATION TO SMEC;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACES OL PHENOS ALSO IN VESICLES AND RARE
               VEINS;

               CALCITE
               IN VESICLES AND VEINS;

               PYRITE
               IN GNDMASS AND VEINS;


Leg : 53    Top/Bottom Interval(mm):    0/1500  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   637.30
Core:  56   Top of Core Depth (m)  :   629.80
Sect:  5    Top of Section Depth(m):   635.80

LITHOLOGY: PLAG-OL PHYRIC BASALT;
           MASSIVE PILLOW BASALT;

  Piece No.  : PCE 1A (2-12), 1B (10-16), 1C (12-22), 1D (23-30),
               2A (33-39), 2B (39-50), 3 (51-65), 4A (66-80),
               4B (80-90), 4C (90-102), 4D (100-106), 4E (115-126),
               5 (129-146);

  Texture    : PLAG-OL PHYRIC, FINE-GRAINED TO GLASSY WITH GLASS
               SELVAGES ONLY ON PCES 4E+5, GLASS SELVAGES ARE
               SLIGHTLY ALTERED TO SMEC;

  Structure  : DARK GREEN SMEC AND CALCITE WITH SOME PYRITE ARE
               IN SPARSE VEINS, MASSIVE BASALT, TOP OF A PILLOW
               BASALT BEGINS WITH PCE 5;

  Alteration : SLIGHTLY;

  Comments   : MEDIUM GRAY BASALT, CONTINUATION OF A MASSIVE
               COOLING UNIT FROM SECTION 4 THAT GOES FROM PCE 1 TO
               PCE 4;

  Groundmass : PYRITE
               DISSEMINATED IN GNDMASS;
               FINE-GRAINED TO GLASSY;

  Phenocrysts: PLAGIOCLASE               (   10%)
               Size(mm):         <5
               FRESH;

               OLIVINE                   (    5%)
               Size(mm):         <3
               ALTERED TO SMEC;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACES PHENOS AND GLASS SELVAGES ALSO FOUND IN
               VEINS;

               CALCITE
               IN VEINS;

               PYRITE
               IN GNDMASS AND IN VEINS;


Leg : 53    Top/Bottom Interval(mm):    0/1500  Analyst: Staudigel, H.
Hole: 418A  Sample Midpoint (m)    :   638.80
Core:  56   Top of Core Depth (m)  :   629.80
Sect:  6    Top of Section Depth(m):   637.30

LITHOLOGY: PLAG-OL PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1A (0-15), 1B (15-27), 1C (28-38), 2 (40-51),
               3 (53-61), 4 (64-76), 5 (79-94), 6 (98-103),
               7A (108-118), 7B (118-131), 8 (134-146);

  Texture    : PLAG-OL PHYRIC, PILLOW BASALT, FINE-GRAINED TO
               GLASSY GNDMASS, GLASS SELVAGES ARE PARTLY ALTERED
               TO PALAGONITE AND SMEC;

  Structure  : VEINS ARE FILLED WITH CARBONATE + SMEC + PYRITE
               AND MORDENITE;

  Alteration : SLIGHTLY;

  Comments   : GRAY TO GREENISH-GRAY BASALT;

  Vesicles   : Size(mm):            Percent:     1
               Location:            Filling: SMEC,CALCITE,

               Location:            Filling: ZEOLITE
               MINOR PYRITE ALSO IN VESICLES;

  Groundmass : FINE-GRAINED TO GLASSY;

  Phenocrysts: PLAGIOCLASE               ( 8-12%)
               Size(mm):         <6
               EUHEDRAL AND FRESH PHENOS AND THEY OFTEN FORM
               GLOMEROCRYSTS;

               OLIVINE                   (    2%)
               Size(mm):         <1
               EUHEDRAL TO SUBHEDRAL PHENOS THAT VARY FROM FRESH
               TO COMPLETELY ALTERED TO SMEC WITH PHENOS
               OFTEN FORMS GLOMEROCRYSTS;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACES OL AND GLASS SELVAGES ALSO FOUND IN
               VEINS AND VESICLES;

               PALAGONITE
               IN GLASSY MARGINS;

               CALCITE
               IN VESICLES AND VEINS;

               MORDENITE
               IN VEINS;

               ZEOLITE
               IN VESICLES;

               PYRITE
               MINOR AMOUNTS IN VESICLES AND IN VEINS;


Leg : 53    Top/Bottom Interval(mm):    0/1370  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   640.17
Core:  56   Top of Core Depth (m)  :   629.80
Sect:  7    Top of Section Depth(m):   638.80

LITHOLOGY: PLAG-OL-CPX PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1 (3-15), 2 (18-28), 3 (33-44), 4A (45-62),
               4B (63-67), 5 (72-80), 6 (83-86), 7 (90-97),
               8 (100-107), 9 (111-117), 10 (119-125),
               11 (129-135);

  Texture    : PLAG-OL-CPX PHYRIC, PILLOW BASALT, FINE-GRAINED TO
               GLASSY GNDMASS, GLASSY MARGINS ARE IN PCES 5+7
               AND ARE PARTLY ALTERED TO SMEC AND PALAGONITE;

  Structure  : THIN SMEC VEINS ALSO HAVE MINOR PYRITE;

  Alteration : SLIGHTLY;

  Comments   : MEDIUM GRAY TO GREENISH-GRAY BASALT;

  Vesicles   : Size(mm):       <1   Percent:     1
               Location:            Filling: SMEC,CALCITE

  Groundmass : PYRITE
               SOME DISSEMINATED IN GNDMASS;

               PLAGIOCLASE
               FRESH MICROLITS;
               FINE-GRAINED TO GLASSY;

  Phenocrysts: PLAGIOCLASE               (   10%)
               Size(mm):         <5
               FRESH PHENOS THAT SOMETIMES FORMS GLOMEROCRYSTS
               WITH CPX;

               OLIVINE                   (    5%)
               Size(mm):         <3
               ALTERED TO SMEC;

               CLINOPYROXENE             (    2%)
               Size(mm):         <1
               FRESH PHENOS SOMETIMES FORMING GLOMEROCRYSTS WITH
               PLAG;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACES OL PHENOS AND GLASSY MARGINS ALSO FOUND
               IN VEINS AND VESICLES;

               CALCITE
               IN VEINS AND VESICLES;

               PALAGONITE
               IN GLASSY MARGINS;

               PYRITE
               IN GNDMASS AND IN VEINS;


Leg : 53    Top/Bottom Interval(mm):    0/1450  Analyst: Staudigel, H.
Hole: 418A  Sample Midpoint (m)    :   640.45
Core:  57   Top of Core Depth (m)  :   639.00
Sect:  1    Top of Section Depth(m):   639.00

LITHOLOGY: SEDIMENT;
           CHERT (JASPER);

  Piece No.  : PCE 3 (30-40);

  Comments   : CONSISTS OF SMALL PCES;


Leg : 53    Top/Bottom Interval(mm):    0/1450  Analyst: Staudigel, H.
Hole: 418A  Sample Midpoint (m)    :   640.45
Core:  57   Top of Core Depth (m)  :   639.00
Sect:  1    Top of Section Depth(m):   639.00

LITHOLOGY: PLAG-CPX-OL PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1 (2-15), 2 (16-30), 4A (42-55), 4B (55-70),
               4C (70-85), 4D (85-95), 4E (95-105), 4F (104-109),
               4G (109-119), 4I (120-131), 4H (132-142);

  Texture    : PLAG-CPX-OL PHYRIC, GNDMASS IS VARIOLITIC TO
               MICROCRYSTALLINE WITH SMALL PLAG LATHS, GLASS IN
               GNDMASS IS FRESH BUT GLASSY MARGINS IN PCES 1+4A
               ARE MOSTLY ALTERED TO SMEC;

  Structure  : VEINS ARE FILLED WITH SMEC + CALCITE AND MINOR
               PYRITE, PILLOW BASALT;

  Alteration : SLIGHTLY;

  Comments   : MEDIUM GRAY TO GREENISH-GRAY BASALT, SIZE OF COOLING
               UNITS INCREASES UP TO 100CM AS IN PCES 4A-4H AND
               THIS COOLING UNIT WAS DECIDED TO BE A PILLOW SINCE
               INTERIOR PARTS HAVE GLASSY ZONES;

  Vesicles   : Size(mm):            Percent:     1
               Location:            Filling: SMEC,CALCITE

  Groundmass : PLAGIOCLASE
               LATHS;
               VARIOLITIC TO MICROCRYSTALLINE;

  Phenocrysts: PLAGIOCLASE               ( 8-12%)
               Size(mm):         <4
               FRESH EUHEDRAL PHENOS THAT RARELY FORM
               GLOMEROCRYSTS;

               OLIVINE                   (  2-4%)
               Size(mm):         <1
               PARTLY ALTERED TO SMEC AND  RARELY FORMS
               GLOMEROCRYSTS;

               CLINOPYROXENE             (  3-5%)
               Size(mm):       TO 1
               FRESH PHENOS THAT RARELY FORM GLOMEROCRYSTS;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACES OL PHENOS AND GLASSY MARGINS ALSO FOUND
               IN VEINS AND VESICLES;

               CALCITE
               IN VESICLES AND VEINS;

               PYRITE
               IN VEINS;


Leg : 53    Top/Bottom Interval(mm):    0/1400  Analyst: Staudigel, H.
Hole: 418A  Sample Midpoint (m)    :   641.90
Core:  57   Top of Core Depth (m)  :   639.00
Sect:  2    Top of Section Depth(m):   640.50

LITHOLOGY: PLAG-OL PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1A (2-15), 1B (15-19), 2A (20-34), 2B (35-50),
               3A (52-67), 3B (68-81), 3C (82-92), 3D (91-97),
               3E (98-108), 4A (110-128), 4B (120-135),
               4C (135-139);

  Texture    : PLAG-OL PHYRIC, FINE-GRAINED TO GLASSY GNDMASS,
               GLASS SELVAGES ARE MOSTLY FRESH WITH ONLY MINOR
               ALTERATION TO PALAGONITE, INTERSERTAL TEXTURE IN THE
               GNDMASS, PILLOW BASALT;

  Structure  : VEINS ARE FILLED WITH SMEC + CALCITE + ZEOLITE AND
               MINOR PYRITE AND ALL OCCUR IN VEINS WHICH SHOW
               COMPLEX AGE RELATIONSHIPS AND IN PCE 3A ZEOLITE VEIN
               SEEMS TO BE OLDER THAN CALCITE VEIN;

  Alteration : SLIGHTLY;

  Comments   : MEDIUM GRAY BASALT;

  Vesicles   : Size(mm):            Percent:   0-5
               Location:            Filling: SMEC,CALCITE
               CENTER OF VESICLES SOMETIMES FORMED BY CARBONATE;

  Groundmass : PLAGIOCLASE
               SMALL LATHS OF PLAG;
               FINE-GRAINED TO GLASSY GNDMASS WITH INTERSERTAL
               TEXTURE;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACING OL PHENOS ALSO FOUND IN VESICLES AND
               VEINS;

               CALCITE
               IN VESICLES AND VEINS;

               PYRITE
               MINOR AMOUNTS IN VEINS;

               ZEOLITE
               ID UNCERTAIN MAY BE IN VEINS;

               PALAGONITE
               ALTERATION OF GLASS;


Leg : 53    Top/Bottom Interval(mm):    0/1500  Analyst: Staudigel, H.
Hole: 418A  Sample Midpoint (m)    :   643.50
Core:  57   Top of Core Depth (m)  :   639.00
Sect:  3    Top of Section Depth(m):   642.00

LITHOLOGY: PLAG-OL PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1A (2-7), 1B (6-17), 1C (17-32), 2A (35-48),
               2B (48-60), 2C (60-64), 2D (62-70), 2E (70-80),
               2F (81-97), 3A (100-109), 3B (109-119),
               4A (121-135), 4B (135-140), 4C (140-147);

  Texture    : PLAG-OL PHYRIC, FINE-GRAINED TO GLASSY-INTERSERTAL
               GNDMASS, GLASS SELVAGES ARE FRESH IN PCES
               1C+2A+2F+3A+4A SOMETIMES WITH PALAGONITIZED RIMS;

  Structure  : PILLOW BASALT, VEINS FILLED WITH SMEC + PYRITE AND
               CARBONATE + ZEOLITE (?) AND MINOR PYRITE;

  Alteration : SLIGHTLY
               CORE SHOWS VERY LITTLE ALTERATION;

  Comments   : MEDIUM GRAY BASALT;

  Vesicles   : Size(mm):            Percent:   0-5
               Location:            Filling: SMEC

  Groundmass : PLAGIOCLASE
               SMALL RANDOMLY ORIENTED LATHS;
               FINE-GRAINED TO GLASSY-INTERSERTAL TEXTURE;

  Phenocrysts: PLAGIOCLASE               ( 8-15%)
               Size(mm):       TO 6
               PHENOS ARE FRESH AND EUHEDRAL TO SUBHEDRAL;

               OLIVINE                   (    2%)
               Size(mm):         <1
               EUHEDRAL TO SUBHEDRAL PHENOS THAT ARE MOSTLY
               ALTERED TO SMEC;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACES OL PHENOS AND ALSO FOUND IN VESICLES AND
               VEINS;

               CARBONATE
               IN VEINS;

               ZEOLITE
               ID UNCERTAIN MAY BE PRESENT IN VEINS;

               PYRITE
               MINOR PYRITE IN VEINS;

               PALAGONITE
               ON RIMS OF GLASS;


Leg : 53    Top/Bottom Interval(mm):    0/1500  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   645.00
Core:  57   Top of Core Depth (m)  :   639.00
Sect:  4    Top of Section Depth(m):   643.50

LITHOLOGY: PLAG-OL-CPX PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1 (2-16), 2 (19-29), 3 (31-35), 4 (36-47),
               5A (50-62), 5B (63-78), 6A (80-95), 6B (94-104),
               6C (103-115), 6D (115-130), 6E (131-148);

  Texture    : PLAG-OL-CPX PHYRIC, FINE-GRAINED TO GLASSY GNDMASS,
               GLASSY MARGINS IN PCES 4+5B+6A ARE PARTLY ALTERED TO
               PALAGONITE AND SMEC;

  Structure  : PILLOW BASALT, VEINS ARE FILLED WITH CALCITE AND
               SMEC, A ZEOLITE-LIKE MINERAL (RADIALFIBROUS)
               AND PYRITE IN A VEIN IN PCE 6D;

  Alteration : SLIGHTLY;

  Comments   : GRAY TO GREENISH-GRAY BASALT;

  Vesicles   : Size(mm):     TO 2   Percent:     1
               Location:            Filling: SMEC,CALCITE

  Groundmass : FINE-GRAINED TO GLASSY;

  Phenocrysts: PLAGIOCLASE               (10-15%)
               Size(mm):         <7
               FRESH PHENOS;

               OLIVINE                   (    2%)
               Size(mm):       <1.5
               ALTERED TO SMEC;

               CLINOPYROXENE             (    2%)
               Size(mm):         <1
               FRESH PHENOS FOUND IN SUBOPHITIC CLOTS WITH PLAG;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACES OL PHENOS ALSO FOUND IN VEINS AND
               VESICLES;

               CALCITE
               IN VESICLES AND VEINS;

               PYRITE
               IN VEINS AND A GRAIN OF PYRITE 5MM DIAMETER WAS
               FOUND IN PCE 6D;

               ZEOLITE
               ID UNCERTAIN MAY BE PRESENT IN VEINS;


Leg : 53    Top/Bottom Interval(mm):    0/1500  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   646.50
Core:  57   Top of Core Depth (m)  :   639.00
Sect:  5    Top of Section Depth(m):   645.00

LITHOLOGY: PLAG-OL PHYRIC BASALT;
           MASSIVE PILLOW BASALT;

  Piece No.  : PCE 1A (3-9), 1B (10-17), 2 (21-26), 3A (29-37),
               3B (38-46), 4A (48-63), 4B (64-72), 4C (72-76),
               4D (76-87), 5A (90-96), 5B (95-104), 5C (104-109),
               5D (115-133), 5E (133-146), 5F (146-148);

  Texture    : PLAG-OL PHYRIC, FINE-GRAINED TO GLASSY GNDMASS,
               GLASSY MARGINS IN PCES 1B+2+3A+3B+4A ARE PARTLY
               ALTERED TO SMEC + CALCITE AND PINK ZEOLITE (?)
               OCCURS AMONG THE CLAY MINERALS IN PCE 4A;

  Structure  : UPPER PART OF SECTION TO 62CM IS PILLOWED AND THE
               LOWER PART IS A MASSIVE COOLING UNIT WHICH CONTINUES
               THROUGH SECTION SIX, THIN SMEC VEINS AND CRACKS
               OCCUR AND PYRITE IS FOUND MAINLY NEAR THESE VEINS,
               CALCITE + SMEC + QUARTZ FILL CAVITY IN PCE 5D;

  Alteration : SLIGHTLY;

  Comments   : MEDIUM GRAY TO GREENISH-GRAY BASALT;

  Vesicles   : Size(mm):            Percent:   1-2
               Location:            Filling: SMEC,CALCITE,

               Location:            Filling: PYRITE
               VESICLES OCCUR NEAR THE GLASSY MARGINS;

  Groundmass : FINE-GRAINED TO GLASSY;

  Phenocrysts: PLAGIOCLASE               (12-15%)
               Size(mm):         <5
               FRESH PHENOS;

               OLIVINE                   (    3%)
               Size(mm):         <2
               ALTERED TO SMEC;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACES OL PHENOS ALSO FOUND IN VEINS AND IN
               VESICLES AND IN GLASSY MARGINS;

               CALCITE
               IN GLASSY MARGINS AND VESICLES;

               PYRITE
               IN VESICLES AND VEINS;

               ZEOLITE
               ID UNCERTAIN FOR THIS PINK MINERAL MAY BE PRESENT
               IN GLASSY MARGIN;

               QUARTZ
               IN PCE 5D CAVITY ALSO FILLED WITH CALCITE + SMEC;


Leg : 53    Top/Bottom Interval(mm):    0/ 450  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   646.95
Core:  57   Top of Core Depth (m)  :   639.00
Sect:  6    Top of Section Depth(m):   646.50

LITHOLOGY: PLAG-OL PHYRIC BASALT;
           MASSIVE BASALT;

  Texture    : CONTINUATION OF 57-5, PLAG-OL PHYRIC, FINE-GRAINED
               AND HOLOCRYSTALLINE GNDMASS;

  Structure  : MASSIVE COOLING UNIT;

  Alteration : SLIGHTLY;

  Comments   : MEDIUM GRAY BASALT;

  Groundmass : FINE-GRAINED AND HOLOCRYSTALLINE;

  Phenocrysts: PLAGIOCLASE               (12-15%)
               Size(mm):         <5
               FRESH PHENOS;

               OLIVINE                   (    2%)
               Size(mm):         <3
               ALTERED TO SMEC;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACES OL PHENOS;


Leg : 53    Top/Bottom Interval(mm):    0/1500  Analyst: Staudigel, H.
Hole: 418A  Sample Midpoint (m)    :   649.70
Core:  58   Top of Core Depth (m)  :   648.20
Sect:  1    Top of Section Depth(m):   648.20

LITHOLOGY: LPLAG-OL PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1 (2-19), 2 (21-32), 3 (34-44), 4 (46-54),
               5A (55-68), 5B (68-80), 5C (78-91), 5D (91-94),
               6 (97-100), 7A (103-111), 7B (110-120),
               8A (121-130), 8B (129-137), 8C (136-145);

  Texture    : PLAG-OL PHYRIC, FINE-GRAINED TO GLASSY AND
               INTERSERTAL GNDMASS, FRESH GLASSY MARGINS IN
               PCES 5A+5D+7A MOSTLY WITH PALAGONITIZED OUTER RIMS;

  Structure  : PILLOWS, VEINS ARE FILLED WITH CARBONATE + SMEC
               AND PYRITE, BIG CALCITE XTLS AND THICK CARBONATE
               VEIN AT BASE OF SECTION IN PCES 7B-8C;

  Alteration : SLIGHTLY;

  Comments   : MEDIUM GRAY BASALT;

  Vesicles   : Size(mm):            Percent:    0.
               Location: 5          Filling:  CALCITE,ZEOLITE
               NOT SURE IF MINERAL ZEOLITE IS PRESENT;

  Groundmass : PLAGIOCLASE
               RANDOMLY ORIENTED PLAG;
               FINE-GRAINED TO GLASSY AND INTERSERTAL;

  Phenocrysts: PLAGIOCLASE               ( 8-12%)
               Size(mm):         <5
               EUHEDRAL FRESH PHENOS;

               OLIVINE                   (    3%)
               Size(mm):         <1
               SUBHEDRAL PHENOS THAT ARE PARTLY REPLACED BY SMEC;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACES OL PHENOS ALSO FOUND IN VEINS;

               CALCITE
               IN VEINS AND VESICLES;

               PYRITE
               IN VEINS;

               ZEOLITE
               ID UNCERTAIN MAY BE PRESENT IN VESICLES;

               PALAGONITE
               ON OUTER RIMS OF GLASS;


Leg : 53    Top/Bottom Interval(mm):    0/1500  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   651.20
Core:  58   Top of Core Depth (m)  :   648.20
Sect:  2    Top of Section Depth(m):   649.70

LITHOLOGY: PLAG-OL PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1A (3-10), 1B (10-20), 1C (20-26), 2 (27-30),
               3A (33-42), 3B (42-56), 3C (57-67), 3D (67-77),
               3E (77-91), 3F (91-99), 3G (98-106), 3H (106-116),
               3I (115-119), 3J (120-123), 4 (125-137),
               5 (139-148);

  Texture    : PLAG-OL PHYRIC, FINE-GRAINED TO GLASSY MARGINS WITH
               THE GNDMASS BEING MORE FINE-GRAINED NEAR THE
               GLASSY MARGINS THAN IN THE INTERIOR OF THE PILLOWS,
               GLASSY MARGINS IN PCES 1C+2+3A+3I+3J WHICH ARE
               PARTLY ALTERED TO SMEC AND ZEOLITE (?);

  Structure  : VEINS ARE FILLED WITH CALCITE + SMEC + PYRITE IN
               PCES 1+3B+3C+3J, ABUNDANT CRACKS WITH SLICKENSIDES
               PRESENT OCCUR THROUGHOUT SECTION;

  Alteration : SLIGHTLY;

  Comments   : MEDIUM GRAY BASALT;

  Vesicles   : Size(mm):            Percent:   1-2
               Location:            Filling: CALCITE,SMEC,

               Location:            Filling: SILICA
               MORE ABUNDANT NEAR GLASSY MARGINS;

  Groundmass : FINE-GRAINED TO GLASSY;

  Phenocrysts: PLAGIOCLASE               (15-20%)
               Size(mm):         <7
               FRESH PHENOS WITH ONE INCLUSION OF SPINEL IN PLAG
               IN PCE 3E;

               OLIVINE                   (    2%)
               Size(mm):         <2
               ALTERED TO SMEC;

               CLINOPYROXENE             (  1-2%)
               Size(mm):         <3
               FRESH PHENOS;

               SPINEL
               AN INCLUSION IN PLAG PHENOS IN PCE 3E;

  Replacement: REPLACES OL PHENOS AND GLASS ALSO FOUND IN VEINS
               AND VESICLES;

               CARBONATE
               IN VESICLES AND VEINS;

               PYRITE
               IN VEINS;

               ZEOLITE
               ID UNCERTAIN MAY BE PRESENT AS PINK MORDENITE IN
               GLASSY MARGINS;

               SILICA
               IN VESICLES;


Leg : 53    Top/Bottom Interval(mm):    0/1500  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   652.70
Core:  58   Top of Core Depth (m)  :   648.20
Sect:  3    Top of Section Depth(m):   651.20

LITHOLOGY: PLAG-OL-CPX PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1A (2-9), 1B (7-15), 2 (17-24), 3 (27-30),
               4 (33-40), 5 (43-47), 6A (51-57), 6B (57-66),
               6C (66-73), 7A (75-89), 7B (89-101), 7C (102-114),
               7D (114-125), 8 (127-132), 9A (135-140),
               9B (138-142), 9C (144-147);

  Texture    : PLAG-OL-CPX PHYRIC, GNDMASS IS FINE-GRAINED TO
               GLASSY, GLASSY MARGIN IS IN PCE 6A AND IS ALTERED TO
               SMEC;

  Structure  : PILLOW BASALT, VEINS ARE FILLED WITH SMEC AND
               CALCITE AND MINOR PYRITE, CALCITE VEINS UP TO
               5MM WIDE WITH DARK GREEN SMEC MARGINS IN PCES 6+7,
               ABUNDANT FRACTURES WITH SLICKENSIDES;

  Alteration : SLIGHTLY;

  Comments   : GRAY TO GREENISH-GRAY BASALT;

  Vesicles   : Size(mm):       <2   Percent:   1-2
               Location:            Filling: CALCITE,SMEC

  Groundmass : FINE-GRAINED TO GLASSY GNDMASS THAT IS SLIGHTLY
               ALTERED TO SMEC;

  Phenocrysts: PLAGIOCLASE               (10-15%)
               Size(mm):         <7
               FRESH PHENOS WITH SOME INCLUSIONS OF SPINEL;

               OLIVINE                   (    2%)
               Size(mm):         <3
               OL PHENOS ALTERED TO SMEC;

               CLINOPYROXENE             (    1%)
               Size(mm):         <1
               FRESH PHENOS;

               SPINEL
               RARE INCLUSIONS IN PLAG PHENOS;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACES OL PHENOS AND GNDMASS AND GLASS ALSO
               IS IN VEINS AND VESICLES;

               CALCITE
               IN VEINS AND VESICLES;

               PYRITE
               IN VEINS;


Leg : 53    Top/Bottom Interval(mm):    0/1500  Analyst: Staudigel, H.
Hole: 418A  Sample Midpoint (m)    :   654.20
Core:  58   Top of Core Depth (m)  :   648.20
Sect:  4    Top of Section Depth(m):   652.70

LITHOLOGY: PLAG-OL-CPX PHYRIC BASALT;

  Piece No.  : PCE 1 (2-14), 2 (16-20), 3 (32-53), 4 (55-68),
               5A (70-75), 5B (72-77), 5C (77-78), 6 (80-95),
               7 (97-107), 8 (110-117), 9 (121-135), 10 (138-148);

  Texture    : PLAG-OL-CPX PHYRIC, GNDMASS IS FINE-GRAINED TO
               GLASSY INTERSERTAL TEXTURE WITH THE GLASS GENERALLY
               PALAGONITIZED;

  Structure  : VEINS ARE FILLED WITH CALCITE + SMEC + ZEOLITE (?)
               AND MINOR PYRITE;

  Alteration : SLIGHTLY
               PCES 1-5 AND PCES 9+10;
               MOD
               PCES 6+7+8;

  Comments   : GRAY TO GREENISH-GRAY BASALT;

  Vesicles   : Size(mm):            Percent:   1-2
               Location:            Filling: SMEC,ZEOL,PYRITE
               VESICLES ARE FILLED WITH ZEOLITE AND OFTEN COATED
               WITH SMEC OR PYRITE;

  Groundmass : FINE-GRAINED TO GLASSY INTERSERTAL TEXTURE;

  Phenocrysts: PLAGIOCLASE               (   10%)
               Size(mm):         <5
               FRESH PHENOS;

               OLIVINE                   (    1%)
               Size(mm):         <1
               ALTERED TO SMEC;

               CLINOPYROXENE             (    1%)
               Size(mm):         <1
               FRESH PHENOS;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACES OL PHENOS AND IS ALSO PRESENT IN VEINS
               AND VESICLES;

               PALAGONITE
               GLASS IN GNDMASS IS OFTEN PALAGONITIZED;

               CALCITE
               IN VEINS;

               PYRITE
               IN VEINS AND VESICLES;

               ZEOLITE
               ID UNCERTAIN IS POSSIBLY MORDENITE AND IS FOUND IN
               THE VESICLES;


Leg : 53    Top/Bottom Interval(mm):    0/ 860  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   655.06
Core:  58   Top of Core Depth (m)  :   648.20
Sect:  5    Top of Section Depth(m):   654.20

LITHOLOGY: PLAG-OL PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1 (4-14), 2 (17-30), 3 (34-42), 4 (45-57),
               5 (60-69), 6 (75-84);

  Texture    : PLAG-OL PHYRIC, FINE-GRAINED TO GLASSY GNDMASS,
               GLASSY MARGIN IN PCE 2 IS PARTLY ALTERED TO SMEC;

  Structure  : VEINS ARE COMMON AND FILLED WITH SMEC AND OFTEN
               SLICKENSIDED, ROCK IS CRUSHED;

  Alteration : SLIGHTLY;

  Comments   : GRAY TO GREENISH-GRAY BASALT;

  Groundmass : FINE-GRAINED TO GLASSY;

  Phenocrysts: PLAGIOCLASE               (   10%)
               Size(mm):         <5
               FRESH PHENOS;

               OLIVINE                   (    1%)
               Size(mm):         <2
               ALTERED TO SMEC;

               PLAGIOCLASE               ( 8-12%)
               Size(mm):         <6
               EUHEDRAL AND FRESH PHENOS;

               OLIVINE                   (  1-2%)
               Size(mm):         <1
               EUHEDRAL TO SUBHEDRAL PHENOS WHICH ARE MOSTLY
               ALTERED TO SMEC;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACES OL PHENOS AND GLASS;


Leg : 53    Top/Bottom Interval(mm):    0/1500  Analyst: Mevel, C.
Hole: 418A  Sample Midpoint (m)    :   658.90
Core:  59   Top of Core Depth (m)  :   657.40
Sect:  1    Top of Section Depth(m):   657.40

LITHOLOGY: PLAG-OL PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1 (3-12), 2A (14-20), 2B (20-28), 3 (34-36),
               4 (40-50), 5 (53-57), 6 (61-73), 7 (76-78),
               8A (81-93), 8B (93-105), 8C (105-115), 9 (117-120),
               10 (123-127), 11 (130-136), 12 (138-146);

  Texture    : PLAG-OL PHYRIC, FINE-GRAINED TO GLASSY GNDMASS,
               GLASSY MARGINS IN PCES 1+8A+11 WHICH ARE MOSTLY
               ALTERED TO SMEC, CHILLED ZONE POSSIBLY ON TOP OF
               PCE 4;

  Structure  : LARGE VEINS FILLED WITH CALCITE AND SMEC IN
               PCES 6+8B+12, BRECCIATED WITH CALCITE + SMEC AS A
               CEMENT BETWEEN THE FRAGMENTS IN PCE 2;

  Alteration : SLIGHTLY;

  Comments   : MEDIUM TO DARK GRAY BASALT;

  Vesicles   : Size(mm):            Percent:     1
               Location:            Filling: CALCITE,SMEC

  Groundmass : PLAGIOCLASE
               ACICULAR FRESH PLAG;
               FINE-GRAINED TO GLASSY;

  Phenocrysts: PLAGIOCLASE               (   10%)
               Size(mm):         <5
               FRESH PHENOS;

               OLIVINE                   (    1%)
               Size(mm):         <2
               PARTLY ALTERED TO SMEC;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACES OL PHENOS AND GLASSY MARGINS AND IS ALSO
               IN VEINS AND VESICLES;

               CALCITE
               IN VESICLES AND VEINS;

               ZEOLITE
               ID UNCERTAIN POSSIBLY OCCURS IN PCE 1;


Leg : 53    Top/Bottom Interval(mm):    0/1500  Analyst: Johnson, D.
Hole: 418A  Sample Midpoint (m)    :   660.40
Core:  59   Top of Core Depth (m)  :   657.40
Sect:  2    Top of Section Depth(m):   658.90

LITHOLOGY: PLAG-OL PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1A (2-13), 1B (15-27), 2A (33-38), 2B (40-47),
               2C (48-60), 2D (62-71), 2E (73-79), 2F (81-88),
               2G (90-97), 3 (32-36), 4 (110-118), 5 (121-127),
               6 (130-146);

  Texture    : PLAG-OL PHYRIC, FINE-GRAINED TO GLASSY GNDMASS,
               GLASS SELVAGES ARE PARTLY ALTERED TO DARK GREEN
               SMEC, SLICKENSIDES IN PCE 2B, BRECCIATED LEFT EDGE
               IS MIXED WITH GLASS IN PCE 4, GLASSY ZONES ARE IN
               PCES 2A+3+4+5+6;

  Structure  : PILLOW BASALT, VERY PROMINENT FRACTURE THROUGH
               CENTER OF CORE FILLED WITH CALCITE, LARGE VEIN OF
               CALCITE IN PCES 2C+2D+2E;

  Alteration : SLIGHTLY;

  Comments   : MEDIUM TO DARK GRAY BASALT;

  Groundmass : FINE-GRAINED TO GLASSY;

  Phenocrysts: PLAGIOCLASE               ( 8-12%)
               Size(mm):        1-2
               FRESH PHENOS;

               OLIVINE                   (    3%)
               Size(mm):         <1
               ALTERED TO SMEC;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACES OL AND GLASS ALSO FOUND IN VEINS;

               CALCITE
               IN VEINS AND FRACTURES AND IN PCE 2E THE XTLS
               REACH 5-7MM IN LENGTH;

               PYRITE
               PRESENT ONLY IN PCE 2D;


Leg : 53    Top/Bottom Interval(mm):    0/1420  Analyst: Mathez, E.
Hole: 418A  Sample Midpoint (m)    :   661.82
Core:  59   Top of Core Depth (m)  :   657.40
Sect:  3    Top of Section Depth(m):   660.40

LITHOLOGY: PLAG-OL MODERATELY PHYRIC TO PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1 (2-7), 2 (9-12), 3 (15-20), 4A (23-38),
               4B (38-50), 4C (50-60), 5 (64-80), 6 (82-96),
               7A (100-114), 7B (113-117), 8 (120-128),
               9 (130-140);

  Texture    : PLAG-OL MODERATELY PHYRIC TO PHYRIC, FINE-GRAINED TO
               GLASSY GNDMASS, GLASS SELVAGES ARE MOSTLY FRESH
               AND SOME ARE PARTLY ALTERED TO DARK GREEN SMEC,
               GLASSY ZONES IN PCES 1 (3-6CM) + 2 (9-12CM) +
               3 (17-20CM) + 4A (24-25CM) + 5 (67-68CM) +
               7B (117CM) + 9 (135CM) AND GLASS IS FRESH IN PCES
               1+2+4A+7B;

  Structure  : PILLOW BASALT, PROMINENT SMEC AND CALCITE VEINS IN
               PCES 1+4B+4C+5+6+7A;

  Alteration : SLIGHTLY;

  Comments   : MEDIUM TO DARK GRAY;

  Vesicles   : Size(mm):            Percent:     1
               Location:            Filling: SMEC,CALCITE

  Groundmass : PLAGIOCLASE
               NEEDLES VISIBLE IN GNDMASS;

               PYRITE
               DISSEMINATED IN GNDMASS;
               FINE-GRAINED TO GLASSY;

  Phenocrysts: PLAGIOCLASE               ( 7-10%)
               Size(mm):         <5
               FRESH PHENOS;

               OLIVINE                   (  1-2%)
               Size(mm):         <1
               GENERALLY ALTERED TO SMEC;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACES OL PHENOS AND GLASS ALSO FOUND IN VEINS
               AND VESICLES;

               CALCITE
               IN VESICLES AND VEINS;

               PYRITE
               SMALL AMOUNT IN GNDMASS;


Leg : 53    Top/Bottom Interval(mm):    0/1500  Analyst: Mevel, C.
Hole: 418A  Sample Midpoint (m)    :   663.40
Core:  59   Top of Core Depth (m)  :   657.40
Sect:  4    Top of Section Depth(m):   661.90

LITHOLOGY: PLAG-OL PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1A (3-13), 1B (13-25), 2 (27-30), 3A (34-45),
               3B (46-56), 3C (56-68), 4A (71-84), 4B (84-95),
               4C (95-105), 4D (105-116), 4E (117-125),
               4F (126-137), 4G (137-141), 5 (144-146);

  Texture    : PLAG-OL PHYRIC, FINE-GRAINED TO GLASSY GNDMASS,
               GLASSY MARGINS PARTLY ALTERD TO SMEC AND ARE
               FOUND IN PCES 1A+4A, BRECCIATED PARTS CONSISTING OF
               XTLLINE BASALT FRAGMENTS IN A CEMENT OF DARK GREEN
               SMEC + CALCITE + WHITE ZEOLITE (?) IN PCES
               2+3A+3B+3C+4E+4F+4G;

  Structure  : PILLOW BASALT, VEINS ARE FILLED WITH CALCITE AND
               SMEC AND ARE FOUND IN PCES 1+4A+4B;

  Alteration : SLIGHTLY;

  Comments   : MEDIUM TO DARK GRAY BASALT;

  Groundmass : FINE-GRAINED TO GLASSY;

  Phenocrysts: PLAGIOCLASE               ( 8-10%)
               Size(mm):         <6
               FRESH PHENOS;

               OLIVINE                   (  1-2%)
               Size(mm):         <2
               GENERALLY ALTERED TO SMEC;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACES OL PHENOS AND ALSO FOUND IN GLASSY
               MARGINS AND IN VEINS;

               CALCITE
               IN VEINS AND IN BRECCIA;

               ZEOLITE
               ID UNCERTAIN BUT MAY BE PRESENT AS A WHITE MINERAL
               IN THE BRECCIA;


Leg : 53    Top/Bottom Interval(mm):    0/1070  Analyst: Mathez, E.
Hole: 418A  Sample Midpoint (m)    :   664.47
Core:  59   Top of Core Depth (m)  :   657.40
Sect:  5    Top of Section Depth(m):   663.40

LITHOLOGY: PLAG-OL MODERATELY PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1A (3-14), 1B (14-26), 1C (27-41), 1D (42-50),
               2A (53-62), 2B (62-73), 3A (75-84), 3B (84-96),
               3C (97-107);

  Texture    : PLAG-OL MODERATELY PHYRIC, FINE-GRAINED TO GLASSY,
               GLASSY MARGINS HAVE MINOR ALTERATION TO SMEC AND
               ARE PRESENT IN PCES 1A+3C;

  Structure  : PILLOWS, PROMINENT BRECCIATED VEINS FOUND IN PCE 1C
               AT (27-32CM) + 1D (41-50CM) + 2A (53-61CM) AND IN
               PCE 2B (70CM) ARE FILLED WITH CALCITE AND SMEC;

  Alteration : SLIGHTLY;

  Vesicles   : Size(mm):            Percent:     1
               Location:            Filling: CALCITE

  Groundmass : FINE-GRAINED TO GLASSY;

  Phenocrysts: PLAGIOCLASE               (    6%)
               Size(mm):         <4
               FRESH PHENOS;

               OLIVINE                   (    1%)
               Size(mm):         <1
               ALTERED TO SMEC;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACES OL PHENOS AND GLASSY MARGINS AND IS ALSO
               FOUND IN VEINS;

               CALCITE
               IN VEINS AND VESICLES;


Leg : 53    Top/Bottom Interval(mm): 1070/1400  Analyst: Mathez, E.
Hole: 418A  Sample Midpoint (m)    :   664.80
Core:  59   Top of Core Depth (m)  :   657.40
Sect:  5    Top of Section Depth(m):   664.47

LITHOLOGY: PLAG-OL-CPX MODERATELY PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 3D (107-117), 3E (117-124), 4 (127-139);

  Texture    : TEXTURALLY AND MINERALOGICALLY THE SAME AS CORE 59-5
               INTERVAL 0-170CM EXCEPT THAT CPX XTLS ARE NOW
               PRESENT, GLASSY ZONES IN PCE 3D;

  Structure  : SLICKENSIDES ARE PRESENT ON PCE 4 AT 130CM, VEINS
               ARE BRECCIATED AND OCCUR IN PCES 3E+4 THEY ARE
               FILLED WITH CALCITE + SMEC;

  Phenocrysts: CLINOPYROXENE             (    1%)
               Size(mm):         <5
               FRESH AND EUHEDRAL PHENOS;


Leg : 53    Top/Bottom Interval(mm):    0/1380  Analyst: Mathez, E.
Hole: 418A  Sample Midpoint (m)    :   666.28
Core:  59   Top of Core Depth (m)  :   657.40
Sect:  6    Top of Section Depth(m):   664.90

LITHOLOGY: PLAG-OL-CPX PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1A (2-13), 1B (14-18), 2A (22-35), 2B (35-47),
               3A (50-61), 3B (63-70), 4 (74-77), 5 (84-97),
               6A (99-107), 6B (108-123), 6C (123-136);

  Texture    : PLAG-OL-CPX PHYRIC, FINE-GRAINED TO GLASSY
               GNDMASS, GLASSY MARGINS IN PCES 1B+2A+4+5 AND
               GLASS IS FRESH THROUGHOUT WITH PARTIAL ALTERATION TO
               SMEC;

  Structure  : PILLOWS, PROMINENT VEINS FILLED WITH CALCITE AND
               SMEC AND POSSIBLY ZEOLITE (?) IN PCES 1A+1B AT
               (3-18CM), WHICH IS BRECCIATED AND PCES 2A+2B
               (21-47CM) + 3A (50CM) + 3B (70CM) + 5 (92CM) + 6A
               + 6B (108-120 AND 121-134CM), MINOR PYRITE IN SOME
               VEINS, SLICKENSIDES ON PCE 3B (69CM);

  Alteration : SLIGHTLY;

  Comments   : MEDIUM TO DARK GRAY BASALT;

  Vesicles   : Size(mm):            Percent:    <1
               Location:            Filling: CARBONATE

  Groundmass : PLAGIOCLASE
               PLAG NEEDLES ARE VISIBLE;
               FINE-GRAINED TO GLASSY;

  Phenocrysts: PLAGIOCLASE               (    7%)
               Size(mm):         <6
               SERIATE FRESH PHENOS;

               OLIVINE                   (  1-2%)
               Size(mm):         <1
               PARTIALLY TO COMPLETELY ALTERED TO SMEC;

               CLINOPYROXENE             (   <1%)
               Size(mm):         <2
               FRESH PHENOS;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACES OL PHENOS AND GLASS ALSO FOUND IN VEINS;

               CALCITE
               IN VEINS AND VESICLES;

               PYRITE
               MINOR AMOUNTS IN VEINS;

               ZEOLITE
               ID UNCERTAIN MAY BE PRESENT IN VEINS;


Leg : 53    Top/Bottom Interval(mm):    0/1450  Analyst: Mevel, C.
Hole: 418A  Sample Midpoint (m)    :   667.85
Core:  59   Top of Core Depth (m)  :   657.40
Sect:  7    Top of Section Depth(m):   666.40

LITHOLOGY: PLAG-OL PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1A (3-14), 1B (14-25), 1C (26-37), 2 (41-55),
               3 (57-64), 4 (67-70), 5 (74-86), 6A (89-101),
               6B (102-114), 7 (116-128), 8 (130-140), 9 (142-144);

  Texture    : PLAG-OL PHYRIC, FINE-GRAINED TO GLASSY GNDMASS,
               GLASSY MARGINS IN PCES 3+4+5 AND ARE PARTLY ALTERED
               TO DARK GREEN SMEC, GLASSY MARGIN IN PCE 3 SEEMS
               TO BE PARTLY BRECCIATED IN FINE FRAGMENTS AND A PINK
               MINERAL (ZEOLITE ?) IS PRESENT;

  Structure  : PILLOWS, VEINS FILLED WITH CARBONATE AND SMEC
               ARE PARTICULARLY IMPORTANT IN PCES 1C+2+7;

  Alteration : SLIGHTLY;

  Comments   : MEDIUM TO DARK GRAY;

  Vesicles   : Size(mm):            Percent:    <1
               Location:            Filling: CALCITE

  Groundmass : FINE-GRAINED TO GLASSY;

  Phenocrysts: PLAGIOCLASE               ( 8-10%)
               Size(mm):         <5
               FRESH PHENOS;

               OLIVINE                   (    1%)
               Size(mm):         <1
               ALTERED TO SMEC;

               CLINOPYROXENE
               ONE GRAIN 4MM IN SIZE FOUND IN PCE 3;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACES OL PHENOS AND GLASS ALSO FOUND IN VEINS;

               CALCITE
               IN VEINS AND VESICLES;

               ZEOLITE
               IN PCE 3 GLASSY MARGIN;


Leg : 53    Top/Bottom Interval(mm):    0/1410  Analyst: Staudigel, H.
Hole: 418A  Sample Midpoint (m)    :   668.41
Core:  60   Top of Core Depth (m)  :   667.00
Sect:  1    Top of Section Depth(m):   667.00

LITHOLOGY: PLAG-OL-CPX MODERATELY PHYRIC TO PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1A (2-14), 1B (14-26), 1C (26-40), 1D (40-51),
               1E (52-65), 1F (65-76), 1G (77-90), 2A (93-105),
               2B (105-115), 2C (115-126), 2D (127-140);

  Texture    : PLAG-OL-CPX MODERATELY PHYRIC TO PHYRIC, GNDMASS
               IS FINE-GRAINED TO GLASSY, GLASSY MARGINS ARE FRESH
               WITH MINOR ALTERATION TO SMEC AND SOME RIMS ARE
               PALAGONITIZED IN PCES 1G+2A;

  Structure  : PILLOWS, SCATTERED VEINS ARE FILLED WITH SMEC
               + CALCITE + IRON OXIDES AND MINOR PYRITE;

  Alteration : SLIGHTLY
               PCES 1A-1D;
               MOD
               PCES 1E-2D, PALAG ON GLASS RIMS;

  Comments   : MEDIUM TO DARK GRAY BASALT WITH SOME BROWN STAINING
               IN LOWER PART OF SECTION, BASALT IS INCIPIENTLY
               BRECCIATED BELOW 60CM;

  Vesicles   : Size(mm):            Percent:   1-2
               Location:            Filling: SMEC,CALCITE,ZEOL
               ID OF ZEOLITE NOT CERTAIN;

  Groundmass : PLAGIOCLASE
               PLAG XTLS VISIBLE IN GNDMASS;
               FINE-GRAINED TO GLASSY;

  Phenocrysts: PLAGIOCLASE               ( 5-10%)
               Size(mm):         <5
               FRESH AND EUHEDRAL PHENOS WHICH ARE MOST ABUNDANT
               IN UPPER PART OF SECTION;

               OLIVINE                   (    2%)
               Size(mm):         <1
               MOSTLY ALTERED TO SMEC;

               CLINOPYROXENE             (    1%)
               Size(mm):         <1
               FRESH PHENOS;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACES OL PHENOS AND GLASS ALSO FOUND IN VEINS
               AND VESICLES;

               CALCITE
               IN VEINS AND VESICLES;

               PYRITE
               IN VEINS;

               FERROUS OXIDE
               IN VEINS;

               PALAGONITE
               ON RIMS OF GLASS;


Leg : 53    Top/Bottom Interval(mm):    0/1500  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   670.00
Core:  60   Top of Core Depth (m)  :   667.00
Sect:  2    Top of Section Depth(m):   668.50

LITHOLOGY: PLAG-OL-CPX MODERATELY PHYRIC TO PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1A (3-14), 1B (14-24), 1C (23-36), 1D (36-45),
               1E (45-57), 1F (58-66), 2 (67-73), 3 (75-88),
               4 (90-97), 5 (100-107), 6 (109-112), 7A (115-126),
               7B (126-138), 7C (138-148);

  Texture    : PLAG-OL-CPX MODERATELY PHYRIC TO PHYRIC, GNDMASS IS
               FINE-GRAINED TO GLASSY, GLASSY MARGINS ARE PARTLY
               ALTERED TO SMEC AND ARE FOUND IN PCES 2+3+4+5,
               SOME PCES ARE BRECCIATED WITH CALCITE + SMEC AS
               CEMENT;

  Structure  : PILLOWS, SCATTERED VEINS ARE FILLED WITH CALCITE
               AND SMEC AND THEY CEMENT BRECCIATED PCES TOGETHER;

  Alteration : SLIGHTLY;

  Comments   : MEDIUM TO DARK GRAY BASALT, BROWN STAINING IN UPPER
               PART OF SECTION;

  Vesicles   : Size(mm):       <3   Percent:     2
               Location:            Filling: SMEC,CALCITE

  Groundmass : FINE-GRAINED TO GLASSY;

  Phenocrysts: PLAGIOCLASE               ( 4-12%)
               Size(mm):         <7
               FRESH PHENOS AND MOST ABUNDANT FROM PCE 3-7C;

               OLIVINE                   (    2%)
               Size(mm):         <1
               ALTERED TO SMEC;

               CLINOPYROXENE             (   <1%)
               Size(mm):         <3
               SUBHEDRAL TO ANHEDRAL AND OFTEN INTERGROWN WITH
               PLAG PHENOS;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACES OL PHENOS AND GLASS ALSO FOUND IN VEINS
               AND VESICLES;

               CALCITE
               IN VEINS AND VESICLES;


Leg : 53    Top/Bottom Interval(mm):    0/1500  Analyst: Staudigel, H.
Hole: 418A  Sample Midpoint (m)    :   671.50
Core:  60   Top of Core Depth (m)  :   667.00
Sect:  3    Top of Section Depth(m):   670.00

LITHOLOGY: PLAG-CPX-OL MODERATELY PHYRIC TO PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1A (1-15), 1B (15-19), 1C (19-27), 1D (26-30),
               2 (33-38), 3A (41-46), 3B (46-56), 3C (56-60),
               3D (61-65), 4A (67-76), 4B ( 76-84), 4C (87-100),
               4D (100-110), 4E (111-123), 4F (124-136),
               5 (140-148);

  Texture    : PLAG-CPX-OL MODERATELY PHYRIC TO PHYRIC, GNDMASS
               IS FINE-GRAINED TO GLASSY AND APHANITIC WITH THE
               GLASS ALTERED TO SMEC IN PCES 3C+4A AND GLASS IS
               FRESH IN PCE 2;

  Structure  : PILLOWS, VEINS ARE SCATTERED AND ARE FILLED WITH
               CALCITE + SMEC + MINOR ZEOLITE (?) + SILICA;

  Alteration : MOD;

  Comments   : BASALT IS MEDIUM TO DARK GRAY, INCIPIENTLY
               BRECCIATED BASALT IN PCES 2+4D+5;

  Vesicles   : Size(mm):            Percent:     1
               Location:            Filling: CALCITE,SMEC,

               Location:            Filling: ZEOLITE

  Groundmass : PLAGIOCLASE
               LATHS FORM A NETWORK;
               FINE-GRAINED TO GLASSY AND APHANITIC;

  Phenocrysts: PLAGIOCLASE               (  2-6%)
               Size(mm):         <8
               FRESH PHENOS THAT ARE EUHEDRAL TO SUBHEDRAL AND
               ARE MOST ABUNDANT IN PCES 1A-1D AND SOME PLAG
               FORMS GLOMEROCRYSTS WITH CPX;

               OLIVINE                   (    1%)
               Size(mm):         <1
               ALTERED TO SMEC;

               CLINOPYROXENE             (    2%)
               Size(mm):         <2
               CPX IS FRESH AND TRANSPARENT AND IS DARK TO LIGHT
               GREEN AND ALSO SUBHEDRAL XTLS SOMETIMES FORMING
               GLOMEROCRYSTS WITH PLAG;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACES OL PHENOS AND SOME GLASS ALSO IS FOUND IN
               VEINS AND VESICLES;

               CALCITE
               IN VEINS AND VESICLES;

               SILICA
               IN VEINS;

               ZEOLITE
               IN VESICLES AND POSSIBLY IN VEINS;


Leg : 53    Top/Bottom Interval(mm):    0/ 250  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   671.75
Core:  60   Top of Core Depth (m)  :   667.00
Sect:  4    Top of Section Depth(m):   671.50

LITHOLOGY: PLAG-OL MODERATELY PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1A (2-15), 1B (15-25);

  Texture    : PLAG-OL MODERATELY PHYRIC, FINE-GRAINED GNDMASS,
               BRECCIATED PCES 1A+1B;

  Structure  : PILLOW BASALT, NUMEROUS VEINLETS FILLED WITH
               CALCITE + SMEC + SILICA;

  Alteration : MOD;

  Comments   : MEDIUM TO DARK GRAY BASALT;

  Vesicles   : Size(mm):       <2   Percent:   1-2
               Location:            Filling: SMEC,CALCITE

  Groundmass : FINE-GRAINED;

  Phenocrysts: PLAGIOCLASE               (    2%)
               Size(mm):         <4
               FRESH PHENOS;

               OLIVINE                   (   <1%)
               Size(mm):         <1
               PHENOS ARE ALTERED TO SMEC;

               CLINOPYROXENE             ( RARE%)
               Size(mm):         <1
               RARE PHENOS ARE INTERGROWN WITH PLAG AND ARE
               FRESH;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACES OL PHENOS AND FOUND IN VEINS AND
               VESICLES;

               CALCITE
               IN VEINS AND VESICLES;

               SILICA
               IN VEINS;


Leg : 53    Top/Bottom Interval(mm):  250/1500  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   673.00
Core:  60   Top of Core Depth (m)  :   667.00
Sect:  4    Top of Section Depth(m):   671.75

LITHOLOGY: PLAG MODERATELY PHYRIC BASALT;
           MASSIVE BASALT;

  Piece No.  : PCE 1C (25-34), 1F (34-49), 1E (50-51), 1F (51-61),
               1G (61-73), 1H (74-86), 1I (86-98), 1J (99-111),
               1K (110-121), 1L (121-125), 1M (135-147);

  Texture    : PLAG MODERATELY PHYRIC, GNDMASS IS FINE TO
               MEDIUM-GRAINED WITH GRAIN SIZE INCREASING DOWNWARD
               IN THE COLUMN;

  Structure  : MASSIVE BASALT, VEINS ARE SPARSE AND FILLED WITH
               SMEC + CALCITE AND MINOR PYRITE, A RATHER THICK
               VEIN WHICH HAS MARGINAL ZONES OF ALTERATION OF
               HOST ROCK ABOUT 1-2CM WIDE IN PCES 1E-1F, A THICK
               CALCITE VEIN IN PCES 1J-1K AND THE VEIN TERMINATES
               WITH PYRITE;

  Alteration : MOD
               BROWNISH DISCOLORATION ALONG FRACTURES AND VEINS;

  Comments   : MEDIUM TO DARK GRAY BASALT;

  Vesicles   : Size(mm):       <2   Percent:  7-10
               Location:            Filling: CALCITE,SMEC
               FILLED WITH CARB MOSTLY IN PCES 1D-1H AND MOSTLY
               FILLED WITH SMEC IN PCES 1H-1M;

  Groundmass : FINE TO MEDIUM-GRAINED WITH GRAIN SIZE INCREASING
               DOWNWARD IN THE COLUMN;

  Phenocrysts: PLAGIOCLASE               ( 7-10%)
               Size(mm):         <7
               FRESH PHENOS;

  Replacement: SMECTITE
               IN VEINS AND VESICLES;

               CALCITE
               IN VEINS AND VESICLES;

               PYRITE
               IN VEINS;


Leg : 53    Top/Bottom Interval(mm):    0/1500  Analyst: Staudigel, H.
Hole: 418A  Sample Midpoint (m)    :   674.50
Core:  60   Top of Core Depth (m)  :   667.00
Sect:  5    Top of Section Depth(m):   673.00

LITHOLOGY: PLAG SPARSELY TO MODERATELY PHYRIC BASALT;
           MASSIVE BASALT;

  Piece No.  : PCE 1A (2-14), 1B (15-26), 1C (26-36), 1D (36-37),
               1F (49-53), 1G (54-61), 1H (61-76), 1I (76-85),
               1J (86-100), 1K (100-110), 1L (110-121),
               1M (122-130), 1N (130-135), 1O (136-140),
               1P (140-149);

  Texture    : PLAG SPARSELY TO MODERATELY PHYRIC, FINE-GRAINED TO
               GLASSY GNDMASS BUT NO GLASSY SELVAGES ARE
               PRESENT, SOME SCHLIEREN OF GLASS ARE STILL PRESENT
               IN THE GNDMASS;

  Structure  : MASSIVE BASALT, VEINS ARE SCATTERED THROUGHOUT AND
               CONTAIN CALCITE + SMEC + ZEOLITE (?) + PYRITE
               IN MINOR AMOUNTS;

  Alteration : MOD;

  Comments   : MEDIUM TO DARK GRAY, DUE TO RELATIVELY HIGH GLASS
               CONTENT THIS ROCK REPRESENTS A FLOW RATHER THAN A
               SILL THERE IS NO OTHER EVIDENCE SINCE THE UPPER PART
               OF THIS UNIT IS BRECCIATED I.E. NO CLEAR CONTACT
               RELATIONSHIPS EXIST;

  Vesicles   : Size(mm):            Percent:     5
               Location:            Filling: SMEC,CALCITE,

               Location:            Filling: PYRITE
               SOME VESICLES ARE COATED WITH PYRITE;

  Groundmass : PLAGIOCLASE
               CONSISTS MAINLY OF PLAG XTLS;
               FINE-GRAINED TO GLASSY WITH SOME SCHLIEREN
               PRESENT ON THE GLASS;

  Phenocrysts: PLAGIOCLASE               (  0-4%)
               Size(mm):         <5
               FRESH PHENOS ARE MORE ABUNDANT IN LOWER PART OF
               SECTION (2-4%) THAN IN UPPER PART (0-1%) AND ARE
               EUHEDRAL IN SHAPE;

  Replacement: SMECTITE
               IN VEINS AND VESICLES;

               CALCITE
               IN VEINS AND VESICLES;

               PYRITE
               IN VEINS AND VESICLES;

               ZEOLITE
               ID UNCERTAIN MAY BE PRESENT IN VEINS;


Leg : 53    Top/Bottom Interval(mm):    0/ 670  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   675.17
Core:  60   Top of Core Depth (m)  :   667.00
Sect:  6    Top of Section Depth(m):   674.50

LITHOLOGY: PLAG MODERATELY PHYRIC BASALT;
           MASSIVE BASALT;

  Piece No.  : PCE 1A (2-14), 1B (14-26), 2A (28-41), 2B (42-54),
               2C (54-66);

  Texture    : PLAG MODERATELY PHYRIC, FINE-GRAINED GNDMASS WITH
               NO SELVAGES PRESENT;

  Structure  : MASSIVE BASALT, MINOR VEINS FILLED WITH SMEC;

  Alteration : MOD;

  Comments   : MEDIUM TO DARK GRAY BASALT;

  Vesicles   : Size(mm):       <1   Percent:     2
               Location:            Filling: SMEC
               FILLED MOSTLY WITH SMEC;

  Groundmass : FINE-GRAINED;

  Phenocrysts: PLAGIOCLASE               (  7-9%)
               Size(mm):         <4
               FRESH PLAG MICROLITES;

  Replacement: SMECTITE
               IN VEINS AND VESICLES;


Leg : 53    Top/Bottom Interval(mm):    0/1250  Analyst: Mathez, E.
Hole: 418A  Sample Midpoint (m)    :   677.75
Core:  61   Top of Core Depth (m)  :   676.50
Sect:  1    Top of Section Depth(m):   676.50

LITHOLOGY: PLAG-OL MODERATELY PHYRIC BASALT;
           MASSIVE BASALT;

  Piece No.  : PCE 1 (2-20), 2 (23-31), 3 (35-37), 4 (43-55),
               5A (57-71), 5B (70-85), 6 (88-110), 7 (113-123);

  Texture    : PLAG-OL MODERATELY PHYRIC, GNDMASS CONSISTS OF
               SUBOPHITIC CLOTS IN GLASSY MATRIX "OPHIMOTTLED"               TEXTURE;

  Structure  : MASSIVE BASALT, VEINS ARE RARE AND FILLED WITH
               CALCITE AND SMEC;

  Alteration : FRESH;

  Comments   : MEDIUM GRAY BASALT, ROCK IS UNUSUAL IN ITS
               MASSIVENESS + EXTREME FRESHNESS AND SCARCITY OF
               VEINS;

  Vesicles   : Size(mm):       <1   Percent:    <1
               Location:            Filling: SMEC

  Groundmass : SUBOPHITC CLOTS IN GLASSY MATRIX- "OPHIMOTTLED"               TEXTURE;

  Phenocrysts: PLAGIOCLASE               ( 8-10%)
               Size(mm):         <4
               FRESH PLAG PHENOS WITH LABRADORITE IRRIDESCENCE
               PRESENT AND SOME FELDSPARS ARE UNUSUALLY
               INCLUSION FREE;

               OLIVINE                   (   <1%)
               Size(mm):       TO 1
               ALTERED TO SMEC;

  Replacement: CALCITE
               IN VEINS;

               SMECTITE
               IN VEINS AND VESICLES;


Leg : 53    Top/Bottom Interval(mm):    0/1000  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   677.50
Core: X 1   Top of Core Depth (m)  :   676.50
Sect:       Top of Section Depth(m):   676.50

LITHOLOGY: PLAG MODERATELY PHYRIC BASALT;
           MASSIVE BASALT;

  Piece No.  : PCE 1 (2-22), 2 (29-34), 3 (39-44), 4 (48-56),
               5 (60-66), 6 (72-81), 7 (84-97);

  Texture    : PLAG MODERATELY PHYRIC, GNDMASS CONSISTS OF
               SUBOPHITIC CLOTS IN GLASSY MATRIX - "OPHIMOTTLED"               TEXTURE;

  Structure  : VEINS ARE RARE AND CONTAIN CARBONATE AND SMEC,
               MASSIVE BASALT;

  Alteration : SLIGHTLY;

  Comments   : MEDIUM GRAY BASALT, SECTION IS FROM BIT;

  Vesicles   : Size(mm):            Percent:     4
               Location:            Filling: SMEC
               VESICLES ARE COMMON IN PCE 1 AND ARE FILLED WITH
               DARK GREEN SMEC;

  Groundmass : SUBOPHITIC CLOTS IN GLASSY MATRIX- "OPHIMOTTLED"               TEXTURE;

  Phenocrysts: PLAGIOCLASE               ( 8-10%)
               Size(mm):         <4
               FRESH PHENOS;

  Replacement: SMECTITE
               IN VESICLES AND VEINS;

               CALCITE
               IN VEINS;


Leg : 53    Top/Bottom Interval(mm):    0/1440  Analyst: Mevel, C.
Hole: 418A  Sample Midpoint (m)    :   687.44
Core:  62   Top of Core Depth (m)  :   686.00
Sect:  1    Top of Section Depth(m):   686.00

LITHOLOGY: PLAG-CPX-OL MODERATELY PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1A (3-15), 1B (15-25), 1C (24-33), 2A (35-47),
               2B (47-56), 3A (59-74), 3B (74-87), 4A (92-110),
               4B (110-127), 5 (131-143);

  Texture    : PLAG-CPX-OL MODERATELY PHYRIC, FINE-GRAINED TO
               GLASSY GNDMASS, GLASSY MARGINS ARE SOMEWHAT
               BRECCIATED AND PARTLY ALTERED TO SMEC AND
               ZEOLITE (?), GLASSY MARGINS ARE IN PCES 1C (32CM)
               + 2A (36CM) + 3A (60CM) +4A (92CM) + 5 (140CM);

  Structure  : PILLOW BASALT, SCATTERD VEINS ARE FILLED WITH
               SMEC + CALCITE, BROWN SMEC VEIN IN
               PCES 1A + 1B AND CALCITE + SMEC VEINS IN PCS 2A + 5,
               SMALL PYRITE VUG OCCURS IN PCES 4A;

  Alteration : SLIGHTLY;

  Comments   : MEDIUM TO DARK GRAY BASALT;

  Vesicles   : Size(mm):            Percent:     1
               Location:            Filling: SMEC,CALCITE
               VESICULARITY INCREASES TOWARDS THE BOTTOM;

  Groundmass : FINE-GRAINED TO GLASSY;

  Phenocrysts: PLAGIOCLASE               (  3-8%)
               Size(mm):         <3
               FRESH PHENOS SOMETIMES LOCALLY CONCENTRATED IN
               PCES 1A + 3B;

               CLINOPYROXENE             (    1%)
               FRESH PHENOS;

               OLIVINE                   (   <1%)
               Size(mm):         <1
               PARTLY ALTERED TO SMEC AND LESS ABUNDANT IN
               THE BOTTOM OF THE SECTION;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACES OL PHENOS AND IS FOUND IN VESICLES AND
               VEINS AND GLASSY MARGINS;

               CALCITE
               IN VEINS AND VESICLES;

               ZEOLITE
               ID UNCERTAIN MAY BE PRESENT IN GLASSY MARGINS;

               PYRITE
               IN VUG;


Leg : 53    Top/Bottom Interval(mm):    0/1450  Analyst: Mathez, E.
Hole: 418A  Sample Midpoint (m)    :   688.95
Core:  62   Top of Core Depth (m)  :   686.00
Sect:  2    Top of Section Depth(m):   687.50

LITHOLOGY: PLAG-CPX-OL MODERATELY PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1 (4-17), 2 (21-35), 3A (39-51), 3B (52-68),
               4A (71-81), 4B (80-87), 5A (89-101), 5B (101-107),
               5C (107-110), 6 (112-124), 7 (125-136),
               8 (138-145);

  Texture    : PLAG-CPX-OL MODERATELY PHYRIC, FINE-GRAINED TO
               GLASSY GNDMASS, GLASS SELVAGES ARE PARTLY
               ALTERED TO GREEN SMEC, GLASS ZONES IN PCES 1 AT
               (5-10CM) + 2 (22-35) + 3A (38-40) + 4A (77-80)
               + 4B (80-83);

  Structure  : PILLOW BASALT, ROCK IS RELATIVELY MASSIVE BUT HAS
               NUMEROUS VEINS FILLED WITH SMEC + CALCITE AND
               ZEOLITE (?), PROMINENT VEINS ARE PRESENT IN
               PCES 3B (55-65CM) + 5A (90-95) + 6 (120CM)
               + 7 (132CM);

  Alteration : SLIGHTLY;

  Comments   : MEDIUM TO DARK GRAY BASALT;

  Vesicles   : Size(mm):            Percent:     1
               Location:            Filling: CALCITE

  Groundmass : FINE-GRAINED TO GLASSY GNDMASS;

  Phenocrysts: PLAGIOCLASE               (    5%)
               Size(mm):         <3
               GENERALLY 1-3MM AND FRESH PHENOS;

               CLINOPYROXENE             (  2-3%)
               Size(mm):         <3
               EUHEDRAL AND FRESH GREEN PHENOS;

               OLIVINE                   (    1%)
               Size(mm):         <1
               RARE PHENOS OCCUR AND ARE ALTERED TO SMEC;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACES RARE OL PHENOS AND IS ALSO PRESENT IN
               VEINS;

               CALCITE
               IN VEINS AND IN VESICLES;

               ZEOLITE
               ID UNCERTAIN MAY BE PRESENT IN VEINS;


Leg : 53    Top/Bottom Interval(mm):    0/1430  Analyst: Mevel, C.
Hole: 418A  Sample Midpoint (m)    :   690.43
Core:  62   Top of Core Depth (m)  :   686.00
Sect:  3    Top of Section Depth(m):   689.00

LITHOLOGY: PLAG-OL MODERATELY PHYRIC BASALT;

  Piece No.  : PCE 1 (3-13), 2A (16-23), 2B (23-27), 2C (27-34),
               3 (37-47), 4A (51-61), 4B (61-71), 5 (75-84),
               6 (86-100), 7A (103-114), 7B (114-124), 8 (126-132),
               9 (135-142);

  Texture    : PLAG-OL MODERATELY PHYRIC, GLASSY MARGINS IN
               PCES 1 (5CM) + 2A (18CM) + 2C (34CM) + 6 (100CM)
               + 7 (104CM) + 9 (141CM), GLASSY MARGINS ARE OFTEN
               BRECCIATED AND PARTLY ALTERED TO SMEC AND ZEOLITE
               (?), BRECCIATION IS VERY IMPORTANT IN THIS SECTION
               ESPECIALLY IN PCES 1+4A+4B+5+6+7A+7B THE CEMENT IS
               SMEC BUT IS NOT AUBNDANT, FINE-GRAINED TO GLASSY
               GNDMASS;

  Structure  : VEIN FILLED WITH CALCITE + SMEC IN PCE 6;

  Alteration : SLIGHTLY;

  Comments   : BRECCIATION IS COMMON WITH FRAGMENTS OF XTLLINE
               BASALT IN A SMEC MATRIX;

  Vesicles   : Size(mm):            Percent:     3
               Location:            Filling: CALCITE,SMEC
               MOSTLY FILLED WITH CARBONATE AND SOME WITH SMEC;

  Groundmass : FINE-GRAINED TO GLASSY GNDMASS;

  Phenocrysts: PLAGIOCLASE               (    5%)
               Size(mm):         <5
               FRESH AND EUHEDRAL PHENOS;

               OLIVINE                   (    1%)
               ALTERED TO SMEC;

  Replacement: CALCITE
               IN VEINS AND VESICLES;

               SMECTITE
               Minerals Replaced: OL
               REPLACES OL PHENOS AND ALSO IN GLASSY MARGINS AND
               VEINS AND VESICLES;


Leg : 53    Top/Bottom Interval(mm):    0/1410  Analyst: Mathez, E.
Hole: 418A  Sample Midpoint (m)    :   691.91
Core:  62   Top of Core Depth (m)  :   686.00
Sect:  4    Top of Section Depth(m):   690.50

LITHOLOGY: PLAG-CPX-OL MODERATELY PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1A (1-11), 1B (12-25), 1C (25-40), 1D (40-54),
               1E (54-60), 2 (63-76), 3 (80-90), 4 (95-99),
               5 (104-112), 6 (116-127), 7 (130-138);

  Texture    : PLAG-CPX-OL MODERATLEY PHYRIC, FINE-GRAINED TO
               GLASSY GNDMASS, GLASS SELVAGES ARE PARTLY
               ALTERED TO SMEC, GLASS ZONES ARE PRESENT IN
               PCES 1A (1-3CM) + 2 (64-69CM) + 4 (95CM)
               +5 (95-98CM) + 7 (132-134);

  Structure  : SCATTERED VEINLETS ARE FILLED WITH SMEC AND
               CARBONATE AND ZEOLITE (?), PROMINENT VEINS ARE
               PRESENT IN PCES 1E (56CM) + 2 (72CM) + 6 (120CM),
               PILLOW BASALT;

  Alteration : SLIGHTLY;

  Comments   : MEDIUM TO DARK GRAY BASALT;

  Vesicles   : Size(mm):            Percent:     1
               Location:            Filling: SMEC,CARB

  Groundmass : FINE-GRAINED TO GLASSY GNDMASS;

  Phenocrysts: PLAGIOCLASE               (  3-5%)
               Size(mm):       TO 5
               FRESH PHENOS;

  Replacement: CLINOPYROXENE             (  1-2%)
               Size(mm):       TO 3

  Phenocrysts: FRESH PHENOS;

               OLIVINE                   (    1%)
               Size(mm):       TO 1
               ALTERED TO SMEC;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACES OL PHENOS AND GLASSY MARGINS ALSO IS
               FOUND IN VEINS AND VESICLES;

               CALCITE
               IN VEINS AND VESICLES;

               ZEOLITE
               ID UNCERTAIN BUT MAY BE PRESENT IN VEINS;


Leg : 53    Top/Bottom Interval(mm):    0/ 800  Analyst: Mevel, C.
Hole: 418A  Sample Midpoint (m)    :   692.80
Core:  62   Top of Core Depth (m)  :   686.00
Sect:  5    Top of Section Depth(m):   692.00

LITHOLOGY: PLAG-CPX-OL MODERATELY PHYRIC BASALT;

  Piece No.  : PCE 1 (2-15), 2A (19-30), 2B (29-36), 3 (40-54),
               4 (57-77);

  Texture    : PLAG-CPX-OL MODERATELY PHYRIC, FINE-GRAINED
               GNDMASS;

  Structure  : SCATTERED VEINS ARE FILLED WITH CALCITE AND SMEC;

  Alteration : SLIGHTLY

  Comments   : MEDIUM TO DARK GRAY BASALT;

  Groundmass : FINE-GRAINED;

  Phenocrysts: PLAGIOCLASE               (  2-5%)
               Size(mm):         <3
               FRESH PHENOS AND ABUNDANCE IS DECREASING DOWNWARD;

               OLIVINE                   (    1%)
               Size(mm):         <1
               ALTERED TO SMEC;

               CLINOPYROXENE             (    1%)
               Size(mm):         <2
               FRESH PHENOS;

  Replacement: CALCITE
               IN VEINS AND ALSO AN IRREGULAR PATCH OCCURS
               IN PCE 3;


Leg : 53    Top/Bottom Interval(mm):    0/1450  Analyst: Mathez, E.
Hole: 418A  Sample Midpoint (m)    :   691.45
Core:  63   Top of Core Depth (m)  :   690.00
Sect:  1    Top of Section Depth(m):   690.00

LITHOLOGY: PLAG-OL-CPX MODERATELY PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1A (2-16), 1B (16-28), 2 (32-36), 3 (39-50),
               4 (53-61), 5 (64-74), 6 (77-93), 7 (97-110),
               8A (113-127), 8B (127-144);

  Texture    : PLAG-OL-CPX MODERATELY PHYRIC, FINE-GRAINED TO
               GLASSY GNDMASS, GLASS SELVAGES ARE PARTLY ALTERED
               TO SMEC + CALCITE + ZEOLITE (?);

  Structure  : PILLOW BASALT, SCATTERED VEINS ARE FILLED WITH
               SMEC + CALCITE + ZEOLITE (?), PROMINENT VEINS
               ARE IN PCES 1A (7CM) + 1B (20CM) + 4 (61CM)
               + 7 (104CM) + 8A (123CM) + 8B (131CM), ROCK IS
               RELATIVELY MASSIVE AND MODERATELY VEINED;

  Alteration : SLIGHTLY;

  Comments   : MEDIUM TO DARK GRAY BASALT;

  Vesicles   : Size(mm):       <1   Percent:   0.5
               Location:            Filling: CALCITE,SMEC

  Groundmass : FINE-GRAINED TO GLASSY GNDMASS;

  Phenocrysts: PLAGIOCLASE               (    3%)
               Size(mm):         <5
               FRESH PHENOS;

               OLIVINE                   (    1%)
               Size(mm):         <1
               ALTERED TO SMEC;

               CLINOPYROXENE             (   <1%)
               FRESH PHENOS;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACES OL PHENOS AND GLASS ALSO FOUND IN VEINS
               AND VESICLES;

               CALCITE
               IN VEINS  + VESICLES ALSO REPLACES GLASS;

               ZEOLITE
               ID UNCERTAIN MAY BE PRESENT IN VEINS AND REPLACING
               GLASS;


Leg : 53    Top/Bottom Interval(mm):    0/1000  Analyst: Mathez, E.
Hole: 418A  Sample Midpoint (m)    :   692.50
Core:  63   Top of Core Depth (m)  :   690.00
Sect:  2    Top of Section Depth(m):   691.50

LITHOLOGY: PLAG-CPX-OL MODERATELY PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1 (2-20), 2 (23-42), 3A (46-54), 3B (54-69),
               3C (70-86);

  Texture    : PLAG-CPX-OL MODERATELY PHYRIC, FINE-GRAINED TO
               GLASSY GNDMASS, GLASSY ZONES ARE ALTERED TO SMEC
               AND ZEOLITE (?) AND ARE FOUND IN PCES 1 AT 2CM AND
               3D (100CM);

  Structure  : PILLOW BASALT, ROCK APPEARS RELATIVELY MASSIVE,
               QUARTZ BEARING VUG IN PCES 3A+3B (55CM), A VEIN OF
               QUARZ AND MINOR SMEC WITH VOIDS INTO WHICH
               SMALL PRISMS OF QTZ XTLS PROTRUDE ALSO DOLOMITE (?)
               XTLS ARE PRESENT, SCATTERED VEINS FILLED WITH CARB
               AND SMEC;

  Alteration : EXTENSIVELY;
               52-56CM;
               SLIGHTLY
               WHOLE SECTION EXCEPT 52-56CM;

  Comments   : MEDIUM TO DARK GRAY BASALT;

  Groundmass : FINE-GRAINED TO GLASSY;

  Phenocrysts: PLAGIOCLASE               (    3%)
               Size(mm):         <4
               FRESH PHENOS;

               CLINOPYROXENE             (   <1%)
               Size(mm):         <2
               FRESH PHENOS;

               OLIVINE                   (   <1%)
               Size(mm):         <1
               ALTERED TO SMEC;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACES OL PHENOS AND GLASSY MARGINS ALSO FOUND
               IN VEINS;

               CARBONATE
               IN VEINS;

               ZEOLITE
               ID UNCERTAIN MAY BE PRESENT AS AN ALTERATION OF
               GLASS;

               DOLOMITE
               IN VEIN NEAR VUG IN PCES 3A+3B BUT ID NOT CERTAIN;

               QUARTZ
               IN VUG AND VEINS;


Leg : 53    Top/Bottom Interval(mm):    0/1500  Analyst: Mevel, C.
Hole: 418A  Sample Midpoint (m)    :   694.50
Core:  63   Top of Core Depth (m)  :   690.00
Sect:  3    Top of Section Depth(m):   693.00

LITHOLOGY: PLAG-CPX-OL PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1 (2-9), 2 (14-23), 3 (26-34), 4 (36-49),
               5A (53-64), 5B (64-78), 6 (81-97), 7A (101-110),
               7B (110-116), 8 (120-129), 9 (133-146);

  Texture    : PLAG-CPX-OL PHYRIC, FINE-GRAINED TO GLASSY GNDMASS,
               GLASSY MARGINS ARE ALMOST TOTALLY ALTERED TO SMEC
               AND MINOR PINK ZEOLITE (?) AND ARE OFTEN BRECCIATED,
               GLASSY ZONES ARE IN PCES 3 AT 33CM + 4 (38CM) +5A
               (64CM) + 5B (66CM) + 7B (117CM) + 8 (120-130CM) +
               9 (134CM);

  Structure  : PILLOW BASALT, SCATTERED VEINS ARE FILLED WITH
               CALCITE AND SMEC, HIGHLY FRACTURED NEARLY BRECCIATED
               PCES 1+4+5A+5B;

  Alteration : SLIGHTLY;

  Comments   : MEDIUM TO DARK GRAY BASALT;

  Vesicles   : Size(mm):            Percent:   1-2
               Location:            Filling: CALCITE,SMEC
               RARE VESICLES;

  Groundmass : FINE-GRAINED TO GLASSY;

  Phenocrysts: PLAGIOCLASE               ( 8-10%)
               Size(mm):         <3
               FRESH PHENOS;

               CLINOPYROXENE             (    1%)
               Size(mm):         <2
               FRESH PHENOS AND A LARGE MEGACRYST OCCURS IN
               PCE 6;

               OLIVINE                   (   <1%)
               Size(mm):         <1
               PARTLY ALTERED TO SMEC;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACES OL PHENOS AND GLASSY MARGINS ALSO FOUND
               IN VEINS AND VESICLES;

               CALCITE
               IN VEINS AND VESICLES;

               ZEOLITE
               ID UNCERTAIN MAY BE PRESENT IN GLASSY MARGINS;


Leg : 53    Top/Bottom Interval(mm):    0/1450  Analyst: Mevel, C.
Hole: 418A  Sample Midpoint (m)    :   695.95
Core:  63   Top of Core Depth (m)  :   690.00
Sect:  4    Top of Section Depth(m):   694.50

LITHOLOGY: PLAG-CPX-OL MODERATELY PHYRIC TO PHYRIC BASALT;

  Piece No.  : PCE 1 (2-20), 2 (24-33), 3 (36-45), 4A (49-57),
               4B (57-63), 5 (66-80), 6 (84-91), 7 (94-104),
               8 (107-113), 9A (116-127), 9B (127-141);

  Texture    : PLAG-CPX-OL MODERATELY PHYRIC TO PHYRIC, GNDMASS
               IS FINE-GRAINED, POSSIBLE GLASSY MARGIN OCCURS IN
               PCE 9B BUT IS NOW ALTERED TO SMEC, THE BASALT IS
               BRECCIATED FROM PCES 6-9B AND ESPECIALLY PCE 7 AND
               THE LARGE FRAGMENTS ARE CEMENTED BY A MATRIX OF
               SMEC (PROBABLY AFTER GLASS) AND MINOR ZEOLITE (?);

  Structure  : SCATTERED VEINS ARE FILLED WITH SMEC AND CALCITE;

  Alteration : SLIGHTLY;

  Comments   : MEDIUM TO DARK GRAY BASALT;

  Vesicles   : Size(mm):            Percent:    <1
               Location:            Filling: SMEC,CALCITE

  Groundmass : PLAGIOCLASE
               PLAG NEEDLES ARE PRESENT;
               FINE-GRAINED;

  Phenocrysts: PLAGIOCLASE               ( 5-10%)
               Size(mm):         <3
               FRESH EUHEDRAL PHENOS INCREASING IN ABUNDANCE
               DOWNWARD IN THE SECTION;

               CLINOPYROXENE             (    1%)
               FRESH PHENOS;

               OLIVINE                   (   <1%)
               Size(mm):         <1
               ALTERED TO SMEC;

  Replacement: SMECTITE
               Minerals Replaced:  OL
               REPLACES OL PHENOS AND MAY BE REPLACING A GLASSY
               MARGIN THAT IS TOTALLY SMEC ALSO SMEC IS FOUND IN
               VEINS AND VESICLES;

               CALCITE
               IN VEINS AND VESICLES;

               ZEOLITE
               ID UNCERTAIN MAY BE PRESENT IN CEMENT MATRIX;


Leg : 53    Top/Bottom Interval(mm):   50/1200  Analyst: Mathez, E.
Hole: 418A  Sample Midpoint (m)    :   697.20
Core:  63   Top of Core Depth (m)  :   690.00
Sect:  5    Top of Section Depth(m):   696.05

LITHOLOGY: PLAG-CPX-OL PHYRIC BASALT;

  Piece No.  : PCE 1 (6-18), 2 (21-32), 3A (35-50), 3B (51-66),
               4A (70-85), 4B (85-104), 4C (104-119);

  Texture    : PLAG-CPX-OL PHYRIC, FINE-GRAINED TO GLASSY GNDMASS,
               ONE GLASSY MARGIN OCCURS IN PCE 1 (6CM) AND IS
               COMPLETELY ALTERED TO SMEC;

  Structure  : SCATTERED VEINLETS CONTAIN SMEC + CALCITE WITH
               MINOR ZEOLITE (?) AND PYRITE, ROCK IS RELATIVELY
               MASSIVE;

  Alteration : SLIGHTLY;

  Comments   : MEDIUM TO DARK GRAY BASALT;

  Groundmass : FINE-GRAINED TO GLASSY;

  Phenocrysts: PLAGIOCLASE               (   10%)
               Size(mm):         <5
               FRESH PHENOS WITH ONE SPINEL INCLUSION;

               OLIVINE                   (  <<1%)
               Size(mm):         <1
               ALTERED TO SMEC;

               CLINOPYROXENE             (    3%)
               Size(mm):         <2
               FRESH PHENOS;

               SPINEL
               ONE INCLUSION IN PLAG PHENOS;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACES OL PHENOS AND GLASS ALSO FOUND IN VEINS;

               CALCITE
               IN VEINLETS;

               ZEOLITE
               ID UNCERTAIN MAY BE PRESENT IN VEINLETS;

               PYRITE
               MINOR AMOUNT IN VEINLETS;


Leg : 53    Top/Bottom Interval(mm):    0/1500  Analyst:
Hole: 418A  Sample Midpoint (m)    :   697.00
Core:  64   Top of Core Depth (m)  :   695.50
Sect:  1    Top of Section Depth(m):   695.50

LITHOLOGY: PLAG-OL PHYRIC BASALT;

  Piece No.  : PCE 1A (1-15), 1B (15-26), 1C (26-40), 1D (40-60),
               1E (60-76), 1F (76-93), 1G (93-110), 1H (110-123),
               1I (123-135), 1J (135-143), 1K (142-149);

  Texture    : PLAG-OL PHYRIC, FINE-GRAINED TO SUBOPHITIC GNDMASS
               WHICH IS ALSO HOLOXTLN;

  Structure  : SCATTERED VEINS CONTAIN SMEC + CARBONATE AND MINOR
               PYRITE;

  Alteration : SLIGHTLY;

  Comments   : MEDIUM TO DARK GRAY BASALT;

  Vesicles   : Size(mm):            Percent:    <1
               Location:            Filling: CARBONATE

  Groundmass : FINE-GRAINED TO SUBOPHITIC AND HOLOCRYSTALLINE;

  Phenocrysts: PLAGIOCLASE               ( 8-10%)
               Size(mm):         <6
               FRESH PHENOS;

               OLIVINE                   (    1%)
               Size(mm):         <2
               FRESH PHENOS;

  Replacement: SMECTITE
               IN VEINS;

               CARBONATE
               IN VESICLES AND VEINS;

               PYRITE
               IN VEINS;


Leg : 53    Top/Bottom Interval(mm):    0/1500  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   698.50
Core:  64   Top of Core Depth (m)  :   695.50
Sect:  2    Top of Section Depth(m):   697.00

LITHOLOGY: PLAG-OL MODERATELY PHYRIC TO PHYRIC BASALT;
           MASSIVE AND PILLOW BASALT;

  Piece No.  : PCE 1A (2-16), 1B (16-34), 1C (34-44), 1D (51-70),
               1E (70-84), 1F (84-98), 1G (98-115), 1H (115-123),
               1I (123-131), 1J (131-145), 1K (145-150);

  Texture    : PLAG-OL MODERATELY PHYRIC TO PHYRIC, FINE-GRAINED TO
               GLASSY GNDMASS, GLASSY MARGINS OCCUR IN PCES 1H
               AND 1I AND IN PCES 1J+1K AND ARE MOSTLY FRESH WITH
               SOME PLAG AND RARE FRESH OL PHENOS;

  Structure  : MASSIVE BASALT PCES 1A-1H, PILLOW BASALT PCES 1I-1K,
               RELATIVELY THICK VEINS OCCUR IN PCES 1E+1F+1G AND
               CONTAIN SMEC + CALCITE + SILICA + MINOR PYRITE;

  Alteration : SLIGHTLY
               PCES 1A-1H;
               MODERATELY
               PCES 1I-K;

  Comments   : MEDIUM TO DARK GRAY BASALT;

  Vesicles   : Size(mm):            Percent:     1
               Location:         <1 Filling: SMEC,CALCITE

  Groundmass : FINE-GRAINED TO GLASSY;
               SMEC OCCURS IN GNDMASS IN UPPER PART OF
               SECTION;

  Phenocrysts: PLAGIOCLASE               ( 8-10%)
               Size(mm):         <6
               FRESH PHENOS;

               OLIVINE                   (   <1%)
               Size(mm):         <1
               ALTERED TO SMEC;

  Replacement: SMECTITE
               OCCURS IN UPPER PART OF SECTION AND IN VEINS AND
               VESICLES;

               CALCITE
               IN VESICLES AND IN VEINS;

               SILICA
               IN VEINS;

               PYRITE
               IN VEINS;


Leg : 53    Top/Bottom Interval(mm):    0/1400  Analyst: Staudigel, H.
Hole: 418A  Sample Midpoint (m)    :   699.90
Core:  64   Top of Core Depth (m)  :   695.50
Sect:  3    Top of Section Depth(m):   698.50

LITHOLOGY: PLAG-OL-CPX PHYRIC BASALT;

  Piece No.  : PCE 1A (3-15), 1B (16-20), 1C (20-37), 1D (37-51),
               1E (51-56), 1F (56-70), 1G (70-85), 1H (85-95),
               1I (95-110), 1J (110-127), 1K (127-140);

  Texture    : PLAG-OL-CPX PHYRIC, FINE-GRAINED TO GLASSY
               GNDMASS WITH FRESH GLASS SELVAGES, GLASS MARGINS
               ARE IN PCES 1B+1C+1E+1F, BRECCIATION WITH A SMEC
               AND CALCITE MATRIX (FORMER GLASSY ?) MAY BE
               PRIMARY BRECCIATION (?) IN PCE 1K;

  Structure  : SCATTERED VEINLETS ARE FILLED WITH SMEC + CALCITE
               AND PYRITE, A VUG FILLED WITH SMEC + CALCITE +
               QUARTZ + OPAL(?) FROM RIM TO CENTER IN PCE 1J;

  Alteration : SLIGHTLY;

  Comments   : MEDIUM TO DARK GRAY BASALT;

  Vesicles   : Size(mm):            Percent:     2
               Location:            Filling: SMEC,CALCITE

               Location:            Filling: PYRITE

  Groundmass : FINE-GRAINED TO GLASSY;

  Phenocrysts: PLAGIOCLASE               (    8%)
               Size(mm):         <3
               FRESH PHENOS THAT SOMETIMES FORM GLOMEROCRYSTS,
               AND PHENOS ARE EUHEDRAL;

               OLIVINE                   (  1-3%)
               Size(mm):         <2
               PARTLY ALTERED TO SMEC HIGHER ABUNDANCE OCCURS
               IN PCES 1F-1K;

               CLINOPYROXENE             (   <1%)
               FRESH PHENOS;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACES OL PHENOS ALSO FOUND IN VUG + VESICLES
               AND IN VEINLETS AND ALSO AS A MATRIX FOR BRECCIA;

               CALCITE
               IN VEINLETS AND IN VUGS AND VESICLES AND ALSO IN
               MATRIX OF BRECCIA;

               PYRITE
               FOUND IN VEINLETS;

               QUARTZ
               IN VUG IN PCE 1J;

               OPAL
               IN VUG IN PCE 1J;


Leg : 53    Top/Bottom Interval(mm):    0/1500  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   701.50
Core:  64   Top of Core Depth (m)  :   695.50
Sect:  4    Top of Section Depth(m):   700.00

LITHOLOGY: PLAG-OL-CPX MODERATELY PHYRIC BASALT;

  Piece No.  : PCE 1 (3-17), 2A (21-32), 2B (32-45), 2C (45-54),
               2D (54-66), 2E (66-83), 2F (83-98), 2G (98-108),
               2H (108-120), 2I (120-137), 2J (136-149);

  Texture    : PLAG-OL-CPX MODERATELY PHYRIC, GNDMASS IS VERY
               FINE-GRAINED TO GLASSY AND SLIGHTLY COARSER-GRAINED
               IN LOWER PART OF THE SECTION, GLASS SELVAGES ARE
               PARTLY ALTERED TO SMEC + CALCITE AND ZEOLITE (?)
               AND IS IN PCES 2A+2E+2F, BRECCIATED ZONES OCCUR
               IN PCES 1+2A+2B+2I;

  Alteration : MOD;

  Comments   : MEDIUM TO DARK GRAY BASALT;

  Groundmass : VERY FINE-GRAINED TO GLASSY GNDMASS GETTING
               COARSER DOWNWARDS IN THE SECTION;

  Phenocrysts: PLAGIOCLASE               (    8%)
               Size(mm):         <6
               FRESH PHENOS;

               OLIVINE                   (   <1%)
               Size(mm):         <1
               ALTERED TO SMEC;

               CLINOPYROXENE             (  <<1%)
               RARE ANHEDRAL PHENOS;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACES OL PHENOS AND GLASS;

               CALCITE
               REPLACES GLASS;

               ZEOLITE
               ID UNCERTAIN MAY REPLACE GLASS;


Leg : 53    Top/Bottom Interval(mm):    0/1400  Analyst: Staudigel, H.
Hole: 418A  Sample Midpoint (m)    :   702.90
Core:  64   Top of Core Depth (m)  :   695.50
Sect:  5    Top of Section Depth(m):   701.50

LITHOLOGY: PLAG-CPX MODERATELY PHYRIC BASALT;

  Piece No.  : PCE 1 (2-21), 2A (24-41), 2B (41-59), 2C (60-75),
               2D (75-91), 2E (91-104), 2F (105-121), 2G (123-140);

  Texture    : PLAG-CPX MODERATELY PHYRIC, GNDMASS IS MEDIUM-
               GRAINED AND SUBOPHITIC AND HOLOXTLN, PROBABLY
               MICROCRYSTALLINE;

  Structure  : VEINS CONTAIN SMEC AND CALCITE;

  Alteration : MOD;
               MINOR BROWN STAINING ALONG OXIDIZED VEINS;

  Comments   : MEDIUM TO DARK GRAY BASALT, LOWER HALF OF SECTION
               EXHIBITS MINOR BRECCIATION;

  Vesicles   : Size(mm):            Percent:     1
               Location:            Filling: SMEC,CALCITE

  Groundmass : PLAGIOCLASE
               NETWORK OF MICROPHENOS PRESENT;
               MEDIUM-GRAINED AND SUBOPHITIC AND HOLOXTLN;

  Phenocrysts: PLAGIOCLASE               (  4-8%)
               Size(mm):         <4
               EUHEDRAL AND FRESH PHENOS;

               CLINOPYROXENE             (   <1%)
               Size(mm):         <1
               EUHEDRAL AND FRESH PHENOS;

  Replacement: SMECTITE
               IN VESICLES AND VEINS;

               CALCITE
               IN VESICLES AND VEINS;


Leg : 53    Top/Bottom Interval(mm):    0/1120  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   704.12
Core:  64   Top of Core Depth (m)  :   695.50
Sect:  6    Top of Section Depth(m):   703.00

LITHOLOGY: PLAG MODERATELY PHYRIC BASALT;

  Piece No.  : PCE 1A (2-16), 1B (15-20), 1C (20-26), 2A (27-34),
               2B (33-38), 2C (38-44), 2D (44-51), 2E (51-67),
               3A (69-84), 3B (85-102), 3C (102-110);

  Texture    : PLAG MODERATELY PHYRIC, FINE-GRAINED TO GLASSY
               GNDMASS, GLASSY MARGINS ARE PARTLY ALTERED TO SMEC
               AND ARE FOUND IN PCES 1C+2C+2D, MINOR BRECCIA OCCURS
               IN PCES 1A+1B AND THE BASALT FRAGMENTS ARE SET IN A
               MATRIX OF SMEC AND CALCITE;

  Alteration : SLIGHTLY TO MODERATELY;

  Comments   : MEDIUM TO DARK GRAY;

  Vesicles   : Size(mm):       <1   Percent:    <1
               Location:            Filling: SMEC

  Groundmass : FINE-GRAINED TO GLASSY;

  Phenocrysts: PLAGIOCLASE               ( 7-10%)
               Size(mm):         <5
               FRESH PHENOS;

  Replacement: SMECTITE
               REPLACES GLASS AND IS PART OF BRECCIA MATRIX;

               CALCITE
               MATRIX COMPONENT OF BRECCIA;


Leg : 53    Top/Bottom Interval(mm):    0/1480  Analyst: Mevel, C.
Hole: 418A  Sample Midpoint (m)    :   706.58
Core:  65   Top of Core Depth (m)  :   705.10
Sect:  1    Top of Section Depth(m):   705.10

LITHOLOGY: PLAG-OL-CPX MODERATELY PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1 (3-6), 2A (8-21), 2B (20-34), 2C (33-41),
               2D (41-51), 3A (52-71), 3B (71-82), 4A (84-93),
               4B (92-97), 5 (99-103), 6A (105-111), 6B (111-118),
               6C (118-126), 6D (126-132), 7 (134-136),
               8 (136-146);

  Texture    : PLAG-OL-CPX MODERATELY PHYRIC, GNDMASS IS FINE-
               GRAINED TO GLASSY, GLASSY MARGINS ARE PARTLY
               ALTERED TO SMEC AND ZEOLITE (?) AND ARE OFTEN
               BRECCIATED, GLASSY MARGINS ARE FOUND IN PCES 1+2A
               (8CM) + 2D (49CM) + 3A (53CM) + 4B (96CM) AND PCES
               5+6A+6B+6C+6D (105-131CM) + 7 + 8 (139-143),
               BRECCIATED UPPER AND LOWER MARGIN OF A PILLOW IN
               PCES 3A+4B;

  Structure  : LARGE VEINS CONTAIN CALCITE AND SMEC IN PCES
               1B+4A+4B, PILLOW BASALT;

  Alteration : MOD
               MINOR BROWN STAINING ALONG OXIDIZED VEINS;

  Comments   : MEDIUM TO DARK GRAY BASALT;

  Vesicles   : Size(mm):            Percent:     <
               Location: 1          Filling:   CALCITE,SMEC

  Groundmass : FINE-GRAINED TO GLASSY;

  Phenocrysts: PLAGIOCLASE               (  4-8%)
               Size(mm):         <4
               FRESH PHENOS THAT BECOME LESS ABUNDANT IN THE
               CENTER OF THE PILLOWS;

               OLIVINE                   (    1%)
               Size(mm):         <1
               PARTLY ALTERED TO SMEC BUT FRESH IN GLASSY
               MARGINS;

               CLINOPYROXENE             (   <1%)
               FRESH PHENOS;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACES OL PHENOS AND IN VEINS AND VESICLES;

               CALCITE
               IN VESICLES AND VEINS;

               ZEOLITE
               ID UNCERTAIN MAY BE PRESENT IN GLASS;


Leg : 53    Top/Bottom Interval(mm):    0/1500  Analyst: Mevel, C.
Hole: 418A  Sample Midpoint (m)    :   708.10
Core:  65   Top of Core Depth (m)  :   705.10
Sect:  2    Top of Section Depth(m):   706.60

LITHOLOGY: PLAG-CPX-OL MODERATELY PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1 (3-10), 2 (12-15), 3 (17-20), 4 (23-34),
               5A (36-39), 5B (40-43), 5C (44-56), 5D (56-72),
               5E (72-87), 5F (87-97), 5G (97-107), 5H (107-111),
               5I (111-120), 6 (123-130), 7 (133-147);

  Texture    : PLAG-CPX-OL MODERATELY PHYRIC, FINE-GRAINED TO
               GLASSY GNDMASS, GLASSY MARGINS ARE PARTLY
               BRECCIATED AND PARTLY ALTERED TO SMEC AND ZEOLITE
               (?), GLASSY MARGINS IN PCES 1+2+4+5H+5I PILLOW
               BASALT, LARGE VEINS CONTAINING CALCITE AND SMEC
               OCCUR IN PCES 5E+5I+7;

  Alteration : SLIGHTLY;

  Comments   : MEDIUM TO DARK GRAY BASALT;

  Vesicles   : Size(mm):            Percent:    <1
               Location:            Filling: CALCITE

  Groundmass : FINE-GRAINED TO GLASSY;

  Phenocrysts: PLAGIOCLASE               (  5-8%)
               Size(mm):         <4
               FRESH PHENOS AND MOST ABUNDANCE IS IN PILLOW RIMS;

               OLIVINE                   (   <1%)
               ALTERED TO SMEC EXCEPT IN GLASSY MARGINS;

               CLINOPYROXENE             (    1%)
               Size(mm):         <2
               FRESH PHENOS;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACES OL PHENOS AND GLASS ALSO FOUND IN VEINS
               ALSO LARGE IRREGULAR PATCHES OF SMEC OCCUR IN
               PCE 5D;

               CALCITE
               IN VEINS AND ALSO IRREGULAR PATCHES OCCUR IN
               PCE 5D;

               ZEOLITE
               ID UNCERTAIN MAY BE PRESENT IN GLASS;


Leg : 53    Top/Bottom Interval(mm):    0/1480  Analyst: Mevel, C.
Hole: 418A  Sample Midpoint (m)    :   709.58
Core:  65   Top of Core Depth (m)  :   705.10
Sect:  3    Top of Section Depth(m):   708.10

LITHOLOGY: PLAG-OL MODERATELY PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1A (3-10), 1B (10-18), 2 (21-27), 3 (30-39),
               4A (41-49), 4B (49-53), 4C (53-61), 4D (61-73),
               4E (73-81), 4F (81-92), 4G (92-101), 5A (105-112),
               5B (113-123), 5C (123-129), 5D (129-141);

  Texture    : PLAG-OL MODERATELY PHYRIC, LOWER 50CM OF SECTION IS
               BRECCIATED WITH BASALT CLASTS IN A MATRIX OF SMEC
               AND MINOR ZEOLITE (?) AND THE AMOUNT OF CEMENT IS
               IMPORTANT IN PCE 5C AND MATRIX IS PROBABLY AFTER
               BRECCIATED GLASS, GLASSY MARGINS ARE ALTERED TO
               SMEC AND ZEOLITE (?) AND ARE IN PCES 1B+3 AND IN
               PCES 4A+4B;

  Structure  : PILLOW BASALT, THICK VEINS OF CALCITE IN PCES
               1A+4C+4D, THICK VEINS OF CALCITE + SMEC ARE IN PCES
               4F+4G, HIGHLY CRACKED PCE 4C;

  Alteration : SLIGHTLY;

  Comments   : MEDIUM TO DARK GRAY BASALT;

  Phenocrysts: PLAGIOCLASE               (  2-7%)
               Size(mm):         <3
               FRESH PHENOS THAT DECREASE IN ABUNDANCE FROM 6-7%
               IN PCE 3 TO 2-3% IN PCE 4G ABUNDANCE INCREASES
               IN PCES 5A-5D;

               OLIVINE                   (   <1%)
               Size(mm):         <1
               PARTLY ALTERED TO SMEC AND MINOR ZEOLITE;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACES OL PHENOS AND IN VEINS AND MATRIX OF
               BRECCIA BASALT;

               CALCITE
               IN VEINS;

               ZEOLITE
               Minerals Replaced: OL
               REPLACES OL PHENOS AND IN BRECCIA MATRIX BUT ID IS
               UNCERTAIN;


Leg : 53    Top/Bottom Interval(mm):    0/ 700  Analyst: Mathez, E.
Hole: 418A  Sample Midpoint (m)    :   710.30
Core:  65   Top of Core Depth (m)  :   705.10
Sect:  4    Top of Section Depth(m):   709.60

LITHOLOGY: PLAG-CPX-OL MODERATELY PHYRIC BASALT;

  Piece No.  : PCE 1A (2-11), 1B (11-21), 1C (21-29), 2 (31-38),
               3 (41-50), 4A (52-60), 4B (60-70);

  Texture    : PLAG-CPX-OL MODERATELY PHYRIC, APHANITIC TO GLASSY
               GNDMASS, THIS PART OF SECTION IS FINE-GRAINED,
               GLASSY MARGINS IN PCES 3+4A+4B ARE TOTALLY ALTERED
               TO SMEC, SMEC + ZEOLITE BRECCIA ZONE OCCURS IN
               PCE 1C;

  Alteration : MOD;

  Comments   : GRAY TO GREENISH-GRAY BASALT;

  Groundmass : APHANITIC TO GLASSY;

  Phenocrysts: PLAGIOCLASE               (  3-8%)
               Size(mm):       TO 5
               FRESH BUT PARTLY ALTERED TO SMEC;

               CLINOPYROXENE             (   <1%)
               Size(mm):       TO 3
               FRESH PHENOS;

               OLIVINE                   (  <<1%)
               Size(mm):       TO 1
               ALTERED TO SMEC;

  Replacement: SMECTITE
               Minerals Replaced: OL,PLAG
               PLAG AND OL PHENOS REPLACED BY SMEC ALSO THE
               GLASSY MARGINS ARE REPLACED BY  SMEC AND IS
               ALSO IN BRECCIA ZONE OF PCE 1C;

               ZEOLITE
               IN BRECCIA ZONE OF PCE 1C;


Leg : 53    Top/Bottom Interval(mm):  700/1450  Analyst: Mathez, E.
Hole: 418A  Sample Midpoint (m)    :   711.05
Core:  65   Top of Core Depth (m)  :   705.10
Sect:  4    Top of Section Depth(m):   710.30

LITHOLOGY: BASALTIC BRECCIA;

  Piece No.  : PCE 5A (71-81), 5B (81-91), 5C (91-106),
               5D (106-121), 5E (121-137);

  Texture    : BASALTIC BRECCIA HAS THE MINERALOGICAL CONTENT OF
               CORE 65-4 INTERVAL 0-70CM, THE FRAGMENTS RANGE IN
               SIZE FROM <1MM TO 10CM AND ARE IN A MATRIX OF SMEC
               + CALCITE + MINOR ZEOLITE (?);


Leg : 53    Top/Bottom Interval(mm):    0/1420  Analyst: Mevel, C.
Hole: 418A  Sample Midpoint (m)    :   712.52
Core:  65   Top of Core Depth (m)  :   705.10
Sect:  5    Top of Section Depth(m):   711.10

LITHOLOGY: PLAG-CPX-OL MODERATELY PHYRIC BASALT;

  Piece No.  : PCE 1A (2-20), 1B (20-28), 2 (30-34), 3A (37-45),
               6B (100-115), 6C (115-123), 6D (124-128),
               7 (130-141);

  Texture    : PLAG-CPX-OL MODERATELY PHYRIC, FINE-GRAINED TO
               GLASSY GNDMASS, GLASSY MARGINS IN PCES 2+6+7 AND
               ALMOST COMPLETELY ALTERED TO SMEC AND MINOR
               ZEOLITE (?), MINOR BRECCIA OCCURS IN PCES 1A+4+5+6
               WHICH CONSISTS OF ANGULAR FRAGMENTS OF XTLN BASALT
               THAT RANGE IN SIZE FROM 1MM TO 10MM IN A MATRIX OF
               SMEC AND CALCITE;

  Alteration : SLIGHTLY
               SMALL ANGULAR FRAGMENTS OF SMEC IN THE BRECCIA
               ARE PROBABLY ALTERED GLASS;

  Comments   : MEDIUM TO DARK GRAY BASALT;

  Vesicles   : Size(mm):            Percent:     1
               Location:            Filling: SMEC

  Groundmass : FINE-GRAINED TO GLASSY;

  Phenocrysts: PLAGIOCLASE               (  2-7%)
               Size(mm):         <3
               FRESH PHENOS THAT ARE LESS ABUNDANT AT TOP OF THE
               SECTION THAN AT THE BASE;

               CLINOPYROXENE             (    1%)
               Size(mm):         <2
               FRESH PHENOS;

               OLIVINE                   (   <1%)
               Size(mm):         <1
               PARTLY ALTERED TO SMEC;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACES OL PHENOS AND GLASSY MARGINS ALSO IN
               VEINS AND VESICLES AND MATRIX OF BRECCIA;

               ZEOLITE
               ID UNCERTAIN MAY BE PRESENT IN GLASSY MARGINS;

               CALCITE
               IN VEINS AND MATRIX OF BRECCIA;


Leg : 53    Top/Bottom Interval(mm):    0/1050  Analyst: Mathez, E.
Hole: 418A  Sample Midpoint (m)    :   713.65
Core:  65   Top of Core Depth (m)  :   705.10
Sect:  6    Top of Section Depth(m):   712.60

LITHOLOGY: PLAG-CPX-OL MODERATELY PHYRIC BASALT;

  Piece No.  : PCE 1 (3-18), 2 (20-35), 3 (37-47), 4 (51-103);

  Texture    : PLAG-CPX-OL MODERATELY PHYRIC, APHANITIC GNDMASS;

  Structure  : SCATTERED VEINS ARE FILLED WITH SMEC AND CALCITE,
               ROCK IS RELATIVELY MASSIVE;

  Alteration : FRESH;

  Comments   : MEDIUM TO DARK GRAY BASALT;

  Groundmass : APHANITIC;

  Phenocrysts: PLAGIOCLASE               (    3%)
               Size(mm):         <4
               FRESH PHENOS;

               CLINOPYROXENE             (    1%)
               Size(mm):         <4
               FRESH PHENOS;

               OLIVINE                   (   <1%)
               Size(mm):         <1
               ALTERED TO SMEC;

  Replacement: SMECTITE
               Minerals Replaced: OL
               REPLACES OL PHENOS AND IS IN VEINS;

               CALCITE
               IN VEINS;


Leg : 53    Top/Bottom Interval(mm):    0/1300  Analyst: Mevel, C.
Hole: 418A  Sample Midpoint (m)    :   715.90
Core:  66   Top of Core Depth (m)  :   714.60
Sect:  1    Top of Section Depth(m):   714.60

LITHOLOGY: PLAG-OL-CPX MODERATELY PHYRIC BASALT;
           PILLOW;

  Piece No.  : PCE 1A (3-12), 1B (11-20), 1C (21-28), 2 (32-34),
               3 (38-47), 4A (50-64), 4B (64-77), 5 (79-91),
               6 (95-102), 7A (106-121), 7B (122-130);

  Texture    : PLAG-OL-CPX MODERATELY PHYRIC, GLASSY MARGINS
               ALTERED TO SMEC AND MINOR MORDENITE IN PCES (2,3,6,
               7A), PCES 7A-B ARE BRECCIATED;

  Structure  : CRACKS ARE ABUNDANT IN SECTION AND FILLED WITH SMEC
               AND MINOR CALCITE, PILLOW BASALT;

  Alteration : MOD;

  Phenocrysts: PLAGIOCLASE               (  6-8%)
               Size(mm):         <3
               FRESH;

               OLIVINE                   (   <1%)
               Size(mm):         <1
               ALTERED TO SMEC;

               CLINOPYROXENE             (   <1%)
               Size(mm):         <1
               FRESH;

  Replacement: SMECTITE
               Minerals Replaced: OL

               CALCITE
               PATCH IN PCE 4A;

               MORDENITE


Leg : 53    Top/Bottom Interval(mm):    0/1470  Analyst: Mathez, E.
Hole: 418A  Sample Midpoint (m)    :   717.57
Core:  66   Top of Core Depth (m)  :   714.60
Sect:  2    Top of Section Depth(m):   716.10

LITHOLOGY: PLAG-OL-CPX MODERATELY TO PHYRIC BASALT;

  Piece No.  : PCE 1A (2-16), 1B (16-31), 1C (31-47), 2A (51-66),
               2B (67-76), 2C (76-82), 3 (84-97), 4 (102-115),
               5 (118-123), 6 (125-132), 7 (135-147);

  Texture    : PLAG-OL-CPX MODERATELY TO PHYRIC, GNDMASS APHANITIC,
               BRECCIA IN PCE 1A WITH SMEC CEMENT, GLASS ZONES IN
               PCES (2C,3,5,6), ALL GLASS ALTERED TO SMEC EXCEPT
               A LITTLE IN PCES 5-6;

  Structure  : PROMINENT VEINS FILLED WITH CALCITE + SMEC + ZEOLITE
               IN PCES (1C,7);

  Alteration : SLIGHTLY;

  Vesicles   : Size(mm):       <1   Percent:    <1
               Location:            Filling: CALCITE
               SOME FILLED WITH CARB + PYRITE;

  Groundmass : PLAGIOCLASE
               NEEDLES;

  Phenocrysts: PLAGIOCLASE               ( 5-15%)
               Size(mm):         <5
               FRESH;

               CLINOPYROXENE             (    1%)
               Size(mm):         <4
               FRESH;

               OLIVINE                   (   <1%)
               Size(mm):         <2
               ALTERED TO SMEC;

  Replacement: PYRITE
               TRACE;

               SMECTITE
               Minerals Replaced: OL

               CALCITE

               ZEOLITE


Leg : 53    Top/Bottom Interval(mm):    0/1440  Analyst: Mathez, E.
Hole: 418A  Sample Midpoint (m)    :   719.04
Core:  66   Top of Core Depth (m)  :   714.60
Sect:  3    Top of Section Depth(m):   717.60

LITHOLOGY: PLAG-OL-CPX MODERATELY TO PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1A (3-10), 1B (11-17), 1C (17-25), 2 (29-41),
               3 (44-47), 4A (49-62), 4B (63-70), 4C (72-82),
               5A (85-92), 5B (92-103), 5C (103-115),
               5D (116-122), 6A (126-135), 6B (135-144);

  Texture    : PLAG-OL-CPX MODERATELY TO PHYRIC, GLASS ZONES IN
               PCES (3,4A,5D,6A), GLASS COMPLETELY ALTERED TO SMEC
               EXCEPT FOR SOME GLASS IN PCES 5D-6A;

  Structure  : PROMINENT SMEC VEIN IN PCES 1A-C, OCCASIONAL SMEC
               AND MINOR CALCITE VEINS, PILLOW BASALT;

  Alteration : MOD;

  Vesicles   : VERY RARE;

  Phenocrysts: PLAGIOCLASE               ( 5-10%)
               Size(mm):         <5
               FRESH;

               CLINOPYROXENE             (  1-2%)
               Size(mm):         <5
               FRESH;

               OLIVINE                   (   <1%)
               Size(mm):         <1
               ALTERED TO SMEC;

  Replacement: SMECTITE
               Minerals Replaced: OL

               CALCITE

               PYRITE
               TRACE;


Leg : 53    Top/Bottom Interval(mm):    0/1450  Analyst: Mevel, C.
Hole: 418A  Sample Midpoint (m)    :   720.55
Core:  66   Top of Core Depth (m)  :   714.60
Sect:  4    Top of Section Depth(m):   719.10

LITHOLOGY: PLAG-OL-PYX MODERATELY TO PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1 (3-17), 2A (22-29), 2B (28-39), 2C (39-53),
               3A (55-68), 3B (68-83), 4 (86-95), 5A (100-108),
               5B (109-114), 6A (118-128), 6B (128-138),
               6C (139-145);

  Texture    : PLAG-OL-PYX MODERATELY TO PHYRIC, GLASSY MARGIN
               ALTERED TO SMEC AND MINOR MORDENITE IN PCES (2C,3B),
               PCES (3A-B, 4-5A, 6C) ARE BRECCIATED AND MADE OF
               ANGULAR FRAGMENTS CEMENTED WITH SMEC, PCE 3B
               CONTAINS A CENTRAL GLASSY ZONE WHICH IS A PILLOW
               MARGIN;

  Structure  : VEIN OF CALCITE + SMEC IN PCE 2B, PILLOW BASALT;

  Alteration : MOD;

  Vesicles   : Size(mm):            Percent:    <1
               Location:            Filling: CALCITE

  Phenocrysts: PLAGIOCLASE               ( 7-10%)
               Size(mm):         <4
               FRESH;

               PYROXENE                  (   <2%)
               Size(mm):         <2
               IN SUBOPHITIC CLOTS WITH PLAG, FRESH;

               OLIVINE
               RARE, ALTERED TO SMEC;

  Replacement: PYRITE
               TRACES IN GNDMASS;

               SMECTITE
               Minerals Replaced: OL,GLASS

               CALCITE

               MORDENITE


Leg : 53    Top/Bottom Interval(mm):    0/1470  Analyst: Mathez, E.
Hole: 418A  Sample Midpoint (m)    :   722.07
Core:  66   Top of Core Depth (m)  :   714.60
Sect:  5    Top of Section Depth(m):   720.60

LITHOLOGY: PLAG-CPX-OL PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1A (2-12), 1B (13-23), 2A (28-38), 3 (41-49),
               4A (54-67), 4B (67-80), 4C (80-91), 5 (94-107),
               6A (112-122), 6B (122-132), 6C (132-137),
               6D (137-147);

  Texture    : PLAG-OL-CPX PHYRIC, GNDMASS APHANITIC, BRECCIA IN
               PCES (1A-3), GLASSY ZONES PCES (4A,5,6A), GLASS
               COMPLETELY ALTERED TO SMEC;

  Structure  : PROMINENT VEINS IN PCES 4B-C;

  Alteration : MOD;

  Vesicles   : Size(mm):            Percent:  RARE
               Location:            Filling: CALCITE

  Phenocrysts: PLAGIOCLASE               (10-15%)
               Size(mm):         <5
               FRESH, USUALLY 0.5-2.0 MM;

               CLINOPYROXENE             (   <1%)
               Size(mm):         <3
               FRESH, MUCH LESS THAN PREVIOUS SECTIONS;

               OLIVINE                   (   <1%)
               Size(mm):         <1
               ALTERED TO SMEC;

  Replacement: PYRITE
               TRACE IN GNDMASS;

               SMECTITE
               Minerals Replaced: OL,GLASS

               CALCITE


Leg : 53    Top/Bottom Interval(mm):    0/1400  Analyst: Mevel, C.
Hole: 418A  Sample Midpoint (m)    :   723.50
Core:  66   Top of Core Depth (m)  :   714.60
Sect:  6    Top of Section Depth(m):   722.10

LITHOLOGY: PLAG-CPX PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1A (3-17), 1B (17-33), 2 (38-50), 3 (53-60),
               4 (62-70), 5 (73-81), 6A (83-92), 6B (92-105),
               7 (108-124), 8 (128-140);

  Texture    : PLAG-CPX PHYRIC, PCES (2,4,6B) ARE BRECCIATED,
               FRAGMENTS OF BASALT ARE ROUNDED AND IN CEMENT OF
               SMEC AND MINOR CALCITE + MORDENITE, SMEC ZONES ARE
               ALTERATION OF GLASS, GLASSY MARGINS IN PCES (3,5,
               6A-B);

  Structure  : VEINS FILLED WITH CALCITE + SMEC ARE NOT ABUNDANT,
               PILLOW BASALT;

  Alteration : MOD;

  Phenocrysts: PLAGIOCLASE               (  <10%)
               FRESH;

               CLINOPYROXENE             (   <2%)
               Size(mm):         <2
               FRESH;

  Replacement: PYRITE
               IN GNDMASS;

               CALCITE

               SMECTITE
               Minerals Replaced: GLASS

               MORDENITE


Leg : 53    Top/Bottom Interval(mm):    0/ 420  Analyst: Mathez, E.
Hole: 418A  Sample Midpoint (m)    :   724.02
Core:  66   Top of Core Depth (m)  :   714.60
Sect:  7    Top of Section Depth(m):   723.60

LITHOLOGY: PLAG-CPX-OL PHYRIC BASALT;

  Piece No.  : PCE 1A (4-16), 1B (16-29), 2 (34-42);

  Texture    : PLAG-CPX-OL PHYRIC;

  Structure  : PROMINENT VEIN OF SMEC + CALCITE IN PCES 1-2;

  Alteration : SLIGHTY;

  Comments   : THIS SECTION IS CORE CATCHER;

  Phenocrysts: PLAGIOCLASE               (   15%)
               Size(mm):         <5

               CLINOPYROXENE             (   <1%)
               Size(mm):         <3

               OLIVINE                   (   <1%)
               Size(mm):         <1
               ALTERED TO SMEC;

  Replacement: SMECTITE
               Minerals Replaced: OL

               CALCITE


Leg : 53    Top/Bottom Interval(mm):    0/1460  Analyst: Mathez, E.
Hole: 418A  Sample Midpoint (m)    :   725.56
Core:  67   Top of Core Depth (m)  :   724.10
Sect:  1    Top of Section Depth(m):   724.10

LITHOLOGY: PLAG-CPX-OL PHYRIC BASALT;
           MASSIVE;

  Piece No.  : PCE 1A (2-19), 1B (20-29), 2A (32-49), 2B (50-64),
               2C (65-79), 2D (80-96), 2E (96-110), 2F (110-115),
               3A (118-134), 3B (135-146);

  Texture    : PLAG-CPX-OL PHYRIC, GLASS ZONES IN PCE 2E-3A, GLASS
               IS FRESH;

  Structure  : PROMINENT VEINS FILLED WITH CALCITE + SMEC AND MINOR
               PYRITE IN PCES (1A,2C,2D,3B), MASSIVE;

  Alteration : MOD;

  Phenocrysts: PLAGIOCLASE               (   15%)
               Size(mm):         <8
               FRESH, USUALLY 0.5-2.0MM, VERY RARE SPINEL
               OCTAHEDRA ENCLOSED IN PLAG;

               CLINOPYROXENE             (   <1%)
               Size(mm):         <2
               FRESH;

               OLIVINE                   (   <1%)
               Size(mm):         <2
               ALTERED TO SMEC, MORE ABUNDANT THAN PREVIOUS CORE;

               SPINEL

  Replacement: PYRITE
               TRACE IN GNDMASS;

               SMECTITE
               Minerals Replaced: OL

               CALCITE


Leg : 53    Top/Bottom Interval(mm):    0/1350  Analyst: Mevel, C.
Hole: 418A  Sample Midpoint (m)    :   726.95
Core:  67   Top of Core Depth (m)  :   724.10
Sect:  2    Top of Section Depth(m):   725.60

LITHOLOGY: PLAG-CPX-OL PHYRIC BASALT;

  Piece No.  : PCE 1 (2-12), 2 (15-34), 3A (38-51), 3B (52-67),
               3C (68-82), 3D (87-102), 3E (103-117), 3F (118-135);

  Texture    : PLAG-CPX-OL PHYRIC, GNDMASS FINE-GRAINED,
               SUBOPHITIC, GLASSY MARGIN IN PCES 1-2 PARTLY
               ALTERED TO SMEC;

  Structure  : VEINS OF CARB + SMEC IN 3B-D, LOWER PART OF UNIT
               FROM PCE 2-3F IS A FLOW;

  Alteration : SLIGHTLY

  Vesicles   : RARE, FILLED WITH CARB OR SMEC;

  Phenocrysts: PLAGIOCLASE               (   10%)
               Size(mm):         <5
               FRESH;

               OLIVINE                   (    1%)
               ALTERED TO SMEC;

               CLINOPYROXENE             (    2%)
               Size(mm):         <2
               FRESH, IN SUBOPHITIC RELATIONSHIP WITH PLAG;

  Replacement: PYRITE
               IN GNDMASS;

               SMECTITE
               Minerals Replaced: OL
               PATCHES IN BOTTOM OF PCE 3E TO TOP OF 3F;

               CALCITE


Leg : 53    Top/Bottom Interval(mm):    0/1470  Analyst: Mevel, C.
Hole: 418A  Sample Midpoint (m)    :   728.57
Core:  67   Top of Core Depth (m)  :   724.10
Sect:  3    Top of Section Depth(m):   727.10

LITHOLOGY: PLAG-CPX-OL PHYRIC BASALT;

  Piece No.  : PCE 1 (3-17), 2A (22-39), 2B (40-56), 2C (57-67),
               3A (72-77), 3B (79-93), 3C (94-106), 3D (107-123),
               4 (126-131), 5 (134-147);

  Texture    : PLAG-CPX-OL PHYRIC, GNDMASS FINE-GRAINED, OPHITIC,
               GLASSY MARGINS IN PCES 3A-B AND 5 ALTERED TO SMEC
               BUT PARTLY FRESH;

  Structure  : TOP OF SECTION TO PCE 3A MAY BE BOTTOM OF FLOW IN
               CORE 67-2, VERY FEW VEINS FILLED WITH CALCITE +
               SMEC;

  Alteration : MOD
               ALTERATION RESTRICTED TO GLASSY MARGINS AND OL
               AND ALONG VEINS;

  Groundmass : PLAGIOCLASE
               FRESH NEEDLES;

  Phenocrysts: PLAGIOCLASE               (   12%)
               Size(mm):         <5
               EUHEDRAL, FRESH;

               CLINOPYROXENE             (    2%)
               Size(mm):         <3
               FRESH, IN OPHITIC RELATIONSHIP WITH PLAG;

               OLIVINE                   (    1%)
               Size(mm):         <2
               ALTERED TO SMEC;

  Replacement: PYRITE
               TRACE IN GNDMASS;

               CALCITE

               SMECTITE
               Minerals Replaced: OL,GLASS


Leg : 53    Top/Bottom Interval(mm):    0/ 380  Analyst: Mathez, E.
Hole: 418A  Sample Midpoint (m)    :   728.98
Core:  67   Top of Core Depth (m)  :   724.10
Sect:  4    Top of Section Depth(m):   728.60

LITHOLOGY: PLAG-CPX-OL PHYRIC BASALT;

  Piece No.  : PCE 1 (3-11), 2 (17-28), 3 (33-38);

  Texture    : PLAG-CPX-OL PHYRIC, GLASS ZONE IN PCE 1 IS FRESH,
               GLASS ZONE IN PCE 3 ALTERS TO SMEC + ZEOLITE +
               OPAL;

  Structure  : VEIN OF SMEC IN PCE 2 (1CM WIDE), SOME PYRITE IN
               VEINS;

  Phenocrysts: PLAGIOCLASE               (   15%)
               Size(mm):         <5
               FRESH, 0.5-2.0MM USUALLY;

               CLINOPYROXENE             (    1%)
               Size(mm):         <2
               FRESH;

               OLIVINE                   (    1%)
               Size(mm):         <1
               ALTERED TO SMEC;

  Replacement: SMECTITE
               Minerals Replaced: OL

               CALCITE

               PYRITE
               IN GNDMASS;

               OPAL

               ZEOLITE


Leg : 53    Top/Bottom Interval(mm):    0/1470  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   730.57
Core:  68   Top of Core Depth (m)  :   729.10
Sect:  1    Top of Section Depth(m):   729.10

LITHOLOGY: PLAG-CPX-OL PHYRIC BASALT;

  Piece No.  : PCE 1 (2-12), 2A (15-32), 2B (32-44), 2E (43-48),
               2D (48-65), 2E (65-70), 2F (72-85), 2G (85-101),
               2H (101-115), 2I (115-131), 3 (135-138),
               4 (141-148);

  Texture    : PHYRIC, GLASSY MARGINS IN PCE 2E+2F+2I+3+4;

  Structure  : VEINS OF CALCITE + SMEC + PYRITE OCCUR IN PLACES
               IN INTERIOR OF GLASSY MARGINS, VEIN OF PYRITE 1.5MM
               THICK IN GLASSY MARGIN IN PCE 2F;

  Alteration : FRESH
               GNDMASS MODERATELY ALTERED, FRESH OL + GLASS
               ONLY IN MARGINS;

  Vesicles   : Size(mm):       <1   Percent:    <1
               Location:            Filling: SMEC,CALC,ZEOLITE

  Phenocrysts: PLAGIOCLASE               (    8%)
               Size(mm):         <5

               CLINOPYROXENE             (    3%)
               Size(mm):         <4
               SUBHEDRAL TO ANHEDRAL;

               OLIVINE                   (    2%)
               Size(mm):         <3
               EUHEDRAL, ALTERED;

  Replacement: SMECTITE
               FILLS VEINS + VESICLES;

               ZEOLITE
               RADIAL-FIBROUS-POSSIBLY NATROLITE FILLS VESICLES;

               CALCITE
               FILLS VEINS + VESICLES;

               PYRITE
               FILLS VEINS;


Leg : 53    Top/Bottom Interval(mm):    0/1380  Analyst: Staudigel, H.
Hole: 418A  Sample Midpoint (m)    :   731.98
Core:  68   Top of Core Depth (m)  :   729.10
Sect:  2    Top of Section Depth(m):   730.60

LITHOLOGY: PLAG-CPX PHYRIC BASALT;

  Piece No.  : PCE 1A (2-14), 1B (14-17), 1C (17-30), 1D (28-35),
               1E (35-50), 1F (50-59), 1G (58-63), 1H (63-70),
               2 (72-75), 3A (77-86), 3B (86-104), 3C (104-115),
               3D (115-121), 3E (121-131), 3F (131-138);

  Texture    : PHYRIC, GLASSY MARGINS IN PCES 3A + 3F, COOLING UNIT
               3A-3F IS LESS PHYRIC - ABOUT 10 PERCENT;

  Structure  : VEINS ARE FILLED WITH SMEC + CALCITE + PYRITE;

  Alteration : FRESH;

  Vesicles   : Size(mm):       <1   Percent:    <1
               Location:            Filling: SMEC,CALC,PYRITE

  Groundmass : MICROCRYSTALLINE, INTERSERTAL WITH A LOOSE NETWORK
               OF CRYSTALS, ALTERED TO CALCITE OR PYRITE;

  Phenocrysts: PLAGIOCLASE               (12-15%)
               Size(mm):         <4
               EUHEDRAL, FRESH;

               CLINOPYROXENE             (    3%)
               Size(mm):         <2
               EUHEDRAL TO SUBHEDRAL, TRANSPARENT GREEN CRYSTALS,
               OPTIC POSITIVE, HIGH DISPERSION, MORE IN PCE 3;

               OLIVINE
               COMPLETELY ALTERED TO SMEC, SOME CPX PHENOS MAY BE
               OL;

  Replacement: CALCITE
               REPLACES GNDMASS, FILLS VESICLES + VEINS;

               SMECTITE
               Minerals Replaced: OL
               FILLS VESICLES + VEINS;

               PYRITE
               REPLACES GNDMASS, FILLS VESICLES + VEINS;


Leg : 53    Top/Bottom Interval(mm):    0/ 710  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   732.81
Core:  68   Top of Core Depth (m)  :   729.10
Sect:  3    Top of Section Depth(m):   732.10

LITHOLOGY: PLAG-OL-CPX PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1 (3-15), 2A (18-29), 2B (29-38), 3A (40-54),
               3B (54-63), 3C (61-71);

  Texture    : PHYRIC PILLOW BASALT, GLASSY MARGINS WITH FRESH
               GLASS IN PCES 1+2B+3A, BRECCIA IN GLASSY MARGINS
               CONTAIN SOME PINK MORDENITE + SMEC + CALCITE;

  Alteration : FRESH;

  Vesicles   : Size(mm):       <1   Percent:     1
               Location:            Filling: SMEC,CALC,PYRITE

  Phenocrysts: PLAGIOCLASE               (   10%)
               Size(mm):         <6

               OLIVINE                   (    2%)
               Size(mm):         <3
               ALTERED;

               CLINOPYROXENE             (    2%)
               Size(mm):         <5

  Replacement: SMECTITE
               FILLS VESICLES, FOUND IN GLASSY MARGIN BRECCIA;

               CALCITE
               FILLS VESICLES, FOUND IN GLASSY MARGIN BRECCIA;

               PYRITE
               FILLS VESICLES;

               MORDENITE
               PINK, FOUND IN GLASSY MARGIN BRECCIA;


Leg : 53    Top/Bottom Interval(mm):    0/1460  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   735.06
Core:  69   Top of Core Depth (m)  :   733.60
Sect:  1    Top of Section Depth(m):   733.60

LITHOLOGY: PLAG-CPX-OL PHYRIC BASALT;

  Piece No.  : PCE 1A (2-18), 1B (18-28), 1C (27-42), 1D (42-60),
               1E (60-76), 1F (76-89), 1F1 (89-94), 1G (94-103),
               1H (103-112), 2A (115-123), 2B (123-133),
               2C (134-146);

  Texture    : PLAG-OL-CPX PHYRIC, GLASSY MARGINS ARE IN PCES (1A,
               1H,2A,2B), CEMENT OF GLASSY MARGINS AND BRECCIA
               CONSISTS OF CALCITE + SMEC AND PINK MORDENITE;

  Structure  : VERY THIN VEINS (0.5MM) OF CARB + SMEC AND SOME
               PYRITE;

  Alteration : MOD;

  Comments   : PCES 2A-B ARE INCLUSIONS OF ALTERED SEDIMENT
               BETWEEN GLASSY MARGINS, GLASS IS RATHER FRESH BUT IN
               CONTACT WITH SEDIMENT IS BADLY ALTERED TO PALAG AND
               SMEC;

  Vesicles   : Size(mm):        1   Percent:
               Location:            Filling: CALCITE,SMEC,

               Location:            Filling: PYRITE

  Phenocrysts: PLAGIOCLASE               (10-15%)
               Size(mm):         <7
               INCREASES NEAR GLASSY MARGINS;

               CLINOPYROXENE             (    5%)
               Size(mm):         <4
               MOSTLY EUHEDRAL;

               OLIVINE
               ALTERED TO CARB + SMEC;

  Replacement: PYRITE
               ABUNDANT, IN GNDMASS (2-3MM);

               SMECTITE
               Minerals Replaced: OL,GLASS

               CALCITE
               Minerals Replaced: OL

               MORDENITE

               PALAGONITE
               Minerals Replaced: GLASS


Leg : 53    Top/Bottom Interval(mm):    0/1480  Analyst: Staudigel, H.
Hole: 418A  Sample Midpoint (m)    :   736.58
Core:  69   Top of Core Depth (m)  :   733.60
Sect:  2    Top of Section Depth(m):   735.10

LITHOLOGY: PLAG-OL-CPX PHYRIC BASALT;

  Piece No.  : PCE 1A (2-8), 1B (10-12), 2A (15-24), 2B (25-32),
               2C (32-50), 2D (50-65), 2E (65-67), 2F (68-82),
               2G (82-100), 2H (100-110), 2I (110-120),
               2J (120-137), 2K (137-148);

  Texture    : PLAG-OL-CPX PHYRIC, GNDMASS INTERSERTAL, FINE-
               GRAINED, CPX + OL PHENOS CONTENT INCREASES IN PCES
               2C-K;

  Alteration : MOD;

  Vesicles   : Size(mm):        1   Percent:    <1
               Location:            Filling: CALCITE
               Shape   : ROUND

  Groundmass : PLAGIOCLASE
               BELOW 2C;

  Phenocrysts: PLAGIOCLASE               ( 8-10%)
               Size(mm):         <3
               FRESH, EUHEDRAL;

               OLIVINE                   (    3%)
               Size(mm):         <2
               MOSTLY REPLACED BY SMEC AND OR CALCITE;

               CLINOPYROXENE             (    2%)
               Size(mm):         <3
               FRESH, EUHEDRAL;

  Replacement: SMECTITE
               Minerals Replaced: OL

               CALCITE
               Minerals Replaced: OL


Leg : 53    Top/Bottom Interval(mm):    0/1470  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   738.07
Core:  69   Top of Core Depth (m)  :   733.60
Sect:  3    Top of Section Depth(m):   736.60

LITHOLOGY: PLAG-OL-CPX PHYRIC BASALT;
           PILLOW;

  Piece No.  : PCE 1A (4-13), 1B (14-29), 1C (29-38), 1D (38-47),
               1E (46-57), 2A (61-70), 2B (71-82), 2C (82-88),
               2D (89-104), 2E (104-112), 2F (112-119),
               3A (122-137), 3B (137-143), 3C (143-148);

  Texture    : PLAG-OL-CPX PHYRIC, GLASSY MARGINS IN PCES (1E,2A,
               2B,2F,3A,3C);

  Structure  : FRACTURES FILLED WITH CALCITE + SMEC + PYRITE,
               VEINLETS OCCUR BOTH IN GLASSY MARGINS AND INTERIORS
               OF PILLOWS;

  Alteration : SLIGHTLY;

  Comments   : PCE 1E UPSIDE DOWN (GLASSY MARGIN ON BOTTOM);

  Vesicles   : Size(mm):       <1   Percent:    <1
               Location:            Filling: CALCITE,SMEC,

               Location:            Filling: PYRITE

  Phenocrysts: PLAGIOCLASE               (   10%)
               Size(mm):         <6

               CLINOPYROXENE             (    2%)
               Size(mm):         <4

               OLIVINE                   (    2%)
               Size(mm):         <3
               ALTERED TO CALCITE + SMEC;

  Replacement: CALCITE
               Minerals Replaced: OL

               SMECTITE
               Minerals Replaced: OL

               PYRITE


Leg : 53    Top/Bottom Interval(mm):    0/1400  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   739.50
Core:  69   Top of Core Depth (m)  :   733.60
Sect:  4    Top of Section Depth(m):   738.10

LITHOLOGY: PLAG-OL-CPX PHYRIC BASALT;
           PILLOW;

  Piece No.  : PCE 1 (3-16), 2 (19-28), 3 (32-36), 4 (39-53),
               5 (56-62), 6A (65-80), 6B (81-87), 7 (89-101),
               8 (103-107), 9 (110-122), 10 (124-140);

  Texture    : PLAG-OL-CPX PHYRIC, GLASSY MARGINS IN PCES (1-4,6B-
               10), BRECCIA BETWEEN GLASSY MARGINS CONSISTS OF
               GLASSY FRAGMENTS COMPLETELY ALTERED TO SMEC, GNDMASS
               NEAR MARGINS (<10CM) IS GLASSY BUT ALTERED, IN GLASS
               MARGINS GLASS IS FRESH, BRECCIA CEMENT CONSISTS OF
               SMEC + CALCITE + MORDENITE;

  Structure  : VEINS FILLED WITH SMEC + CALCITE + MORDENITE,
               PILLOW BASALT;

  Alteration : MOD
               ALTERATION ALONG FRACTURES;

  Comments   : ALTERED SEDIMENT IN PCES 3 AND 7 CONSISTING OF
               QUARTZ + ZEOLITE + CALCITE + SMEC;

  Vesicles   : Size(mm):       <1   Percent:    <1
               Location:            Filling: CALCITE,SMEC

  Phenocrysts: PLAGIOCLASE               (   10%)
               Size(mm):         <5

               CLINOPYROXENE             (  1-2%)
               Size(mm):         <4

               OLIVINE                   (    2%)
               Size(mm):         <3

  Replacement: SMECTITE
               Minerals Replaced: GLASS

               CALCITE
               Minerals Replaced: GLASS

               MORDENITE
               Minerals Replaced: GLASS
               PINK;


Leg : 53    Top/Bottom Interval(mm):    0/1460  Analyst: Staudigel, H.
Hole: 418A  Sample Midpoint (m)    :   741.06
Core:  69   Top of Core Depth (m)  :   733.60
Sect:  5    Top of Section Depth(m):   739.60

LITHOLOGY: PLAG-CPX-OL PHYRIC BASALT;

  Piece No.  : PCE 1A (3-14), 1B (15-23), 2A (27-40), 2B (42-53),
               3 (42-53), 4 (62-65), 5 (67-73), 6 (76-88),
               7A (90-100), 7B (100-112), 7C (112-115),
               8A (118-131), 8B (132-146);

  Texture    : PLAG-CPX-OL PHYRIC, MICROCRYSTALLINE TO INTERSERTAL;

  Alteration : SLIGHTLY;

  Vesicles   : Size(mm):     <0.5   Percent:    <1
               Location:            Filling: CALCITE

  Phenocrysts: PLAGIOCLASE               (  5-8%)
               Size(mm):         <4
               EUHEDRAL, FRESH;

               CLINOPYROXENE             (    3%)
               Size(mm):         <2
               EUHEDRAL, FRESH;

               OLIVINE                   (   <2%)
               REPLACED BY CALCITE + SMEC + PYRITE;

  Replacement: CALCITE
               Minerals Replaced: OL

               SMECTITE
               Minerals Replaced: OL

               PYRITE
               Minerals Replaced: OL


Leg : 53    Top/Bottom Interval(mm):    0/1390  Analyst: Mathez, E.
Hole: 418A  Sample Midpoint (m)    :   742.49
Core:  69   Top of Core Depth (m)  :   733.60
Sect:  6    Top of Section Depth(m):   741.10

LITHOLOGY: PLAG-OL-CPX PHYRIC BASALT;
           MASSIVE;

  Piece No.  : PCE 1 (1-18), 2A (22-37), 2B (37-54), 2C (55-70),
               3A (73-90), 3B (90-106), 4A (109-122),
               4B (122-135), 4C (135-139);

  Texture    : PLAG-OL-CPX PHYRIC, GNDMASS CRYPTOCRYSTALLINE, GLASS
               ZONE IN PCE 4C ALTERED TO SMEC;

  Structure  : VEINS CONTAIN SMEC + CALCITE + PYRITE, MASSIVE;

  Alteration : SLIGHTLY;

  Vesicles   : Size(mm):            Percent:  RARE

  Groundmass : PLAGIOCLASE
               NEEDLES VISIBLE;

  Phenocrysts: PLAGIOCLASE               (   12%)
               Size(mm):         <5
               FRESH, GENERALLY 0.5-2MM;

               OLIVINE                   (    2%)
               Size(mm):         <2
               ALTERED TO SMEC;

               CLINOPYROXENE             (    1%)
               Size(mm):         <3
               EUHEDRAL, FRESH;

  Replacement: SMECTITE
               Minerals Replaced: OL

               CALCITE

               PYRITE


Leg : 53    Top/Bottom Interval(mm):    0/ 650  Analyst: Mevel, C.
Hole: 418A  Sample Midpoint (m)    :   743.25
Core:  69   Top of Core Depth (m)  :   733.60
Sect:  7    Top of Section Depth(m):   742.60

LITHOLOGY: PLAG-CPX-OL PHYRIC BASALT;
           PILLOW;

  Piece No.  : PCE 1 (3-13), 2 (17-22), 3A (27-35), 3B (36-47),
               4A (51-58), 4B (59-65);

  Texture    : PLAG-CPX-OL PHYRIC, GLASSY MARGINS PCES (1,3A)
               PARTLY ALTERED TO SMEC;

  Structure  : FEW VEINS FILLED WITH SMEC, PILLOW BASALT;

  Alteration : SLIGHTLY;

  Phenocrysts: PLAGIOCLASE               (   10%)
               Size(mm):         <3
               FRESH;

               CLINOPYROXENE             (    1%)
               Size(mm):         <2
               FRESH;

               OLIVINE                   (    1%)
               ALTERED TO SMEC;

  Replacement: SMECTITE
               Minerals Replaced: OL,GLASS


Leg : 53    Top/Bottom Interval(mm):    0/1480  Analyst: Staudigel, H.
Hole: 418A  Sample Midpoint (m)    :   744.58
Core:  70   Top of Core Depth (m)  :   743.10
Sect:  1    Top of Section Depth(m):   743.10

LITHOLOGY: PLAG-OL-CPX PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1A (1-15), 1B (14-21), 1C (21-30), 1D (30-46),
               1E (46-53), 2A (55-71), 2B (72-90), 2C (90-102),
               2D (101-119), 2E (120-133), 2F (133-148);

  Texture    : PHYRIC PILLOW BASALT, INTERSERTAL TO
               MICROCRYSTALLINE GNDMASS;

  Alteration : FRESH TO MOD;

  Vesicles   : Size(mm):     <0.1   Percent:    <1
               Location:            Filling: CALCITE
               Shape   : ROUND

  Groundmass : INTERSERTAL TO MICROCRYSTALLINE;

  Phenocrysts: PLAGIOCLASE               ( 8-10%)
               Size(mm):         <2
               EUHEDRAL, FRESH;

               OLIVINE                   (  2-4%)
               Size(mm):         <1
               EUHEDRAL AND SUBHEDRAL, MOSTLY REPLACED BY
               SMEC AND OR CALCITE SOMETIMES WITH PYRITE;

               CLINOPYROXENE             (  2-4%)
               EUHEDRAL AND SUBHEDRAL, FRESH LIGHT GREEN,
               TRANSPARENT, VERY DIFFICULT TO DIFFERENTIATE FROM
               FRESH OL;

  Replacement: SMECTITE
               Minerals Replaced: OL

               CALCITE
               Minerals Replaced: OL
               FILLS VESICLES;

               PYRITE
               Minerals Replaced: OL


Leg : 53    Top/Bottom Interval(mm):    0/1480  Analyst: Staudigel, H.
Hole: 418A  Sample Midpoint (m)    :   746.08
Core:  70   Top of Core Depth (m)  :   743.10
Sect:  2    Top of Section Depth(m):   744.60

LITHOLOGY: PLAG-OL-CPX PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1A (2-18), 1B (18-32), 1C (32-47), 1D (47-63),
               2C (108-120), 2D (119-124), 2E (124-137),
               2F (136-148);

  Texture    : PHYRIC PILLOW BASALT WITH RATHER FRESH GLASSY
               MARGINS IN PCES 1F+2A+2F THAT ARE ALTERED ALONG
               CRACKS, FINE-GRAINED GNDMASS;

  Structure  : PCE 2 IS MORE ALTERED AND HAS MORE CRACKS AND THIN
               SMEC VEINS, CARBONATE VEINS IN PCES 1A+1B+1C+1D+2B;

  Alteration : FRESH
               PCE 1;
               EXT
               PCE 2;

  Vesicles   : Size(mm):        1   Percent:    <1

  Groundmass : FINE-GRAINED;

  Phenocrysts: PLAGIOCLASE               (    7%)
               Size(mm):         <7

               OLIVINE                   (  3-4%)
               Size(mm):         <3
               ALTERED;

               CLINOPYROXENE             (    2%)
               Size(mm):        3-4

  Replacement: CARBONATE

               SMECTITE
               BOTH FILL VEINS;

               PYRITE
               FILLS VEINS, OCCURS IN GNDMASS;


Leg : 53    Top/Bottom Interval(mm):    0/1480  Analyst: Staudigel, H.
Hole: 418A  Sample Midpoint (m)    :   747.58
Core:  70   Top of Core Depth (m)  :   743.10
Sect:  3    Top of Section Depth(m):   746.10

LITHOLOGY: PLAG-CPX-OL PHYRIC BASALT;

  Piece No.  : PCE 1A (1-11), 1B (11-17), 1C (17-31), 1D (31-45),
               1E (46-53), 1F (52-69), 1G (69-76), 1H (77-86),
               1I (87-98), 2A (101-107), 2B (109-116),
               2C (118-126), 3A (132-141), 3B (142-148);

  Texture    : PHYRIC;

  Structure  : FREQUENT VEINS FILLED WITH SMEC + CALCITE +
               ZEOLITE + FE.HYDROX;

  Alteration : MOD
               PCE 1+3;
               EXT
               PCE 2;

  Vesicles   : Size(mm):            Percent:    <1
               Location:            Filling: SMEC,CALC,PYRITE

  Phenocrysts: PLAGIOCLASE               ( 8-12%)
               Size(mm):         <4
               EUHEDRAL, SLIGHTLY ALTERED;

               CLINOPYROXENE             (    2%)
               Size(mm):         <4
               SERIATE, LARGE PHENOS FOUND ONLY IN LOWER PART,
               FRESH TO SLIGHTLY ALTERED;

               OLIVINE                   (   <1%)
               Size(mm):         <1
               EUHEDRAL TO SUBHEDRAL;

  Replacement: SMECTITE
               FILLS VESICLES + VEINS;

               CALCITE
               FILLS VESICLES + VEINS;

               ZEOLITE
               FILLS VEINS;

               FERROUS HYDROX MINS
               FILLS VEINS;

               PYRITE
               FILLS VESICLES;


Leg : 53    Top/Bottom Interval(mm):    0/ 950  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   748.55
Core:  70   Top of Core Depth (m)  :   743.10
Sect:  4    Top of Section Depth(m):   747.60

LITHOLOGY: PLAG-OL-CPX SPARSELY PHYRIC TO APHYRIC BASALT;

  Piece No.  : PCE 1A (2-19), 1B (17-29), 1C (29-44), 1D (44-58),
               1E (58-71), 2 (73-76), 3A (78-92), 3B (92-95);

  Texture    : SPARSELY PHYRIC TO APHYRIC, NEAR GLASSY MARGIN AT
               TOP OF PCE 1A IT IS MODERATELY PHYRIC UP TO 15%;

  Alteration : FRESH TO MOD;

  Vesicles   : Size(mm):            Percent:   5-7
               Location:            Filling: CALC,SMEC,PYRITE
               ALSO FILLED WITH SILICA, INCREASE WITH DEPTH;

  Phenocrysts: PLAGIOCLASE

               OLIVINE

               CLINOPYROXENE
               CONTENT OF PHENOS DECREASE WITH DEPTH WITH PCE 3A
               BEING ALMOST APHYRIC BUT GRAINSIZE INCREASES;

  Replacement: CALCITE

               SMECTITE

               SILICA

               PYRITE
               ALL FILL VESICLES;


Leg : 53    Top/Bottom Interval(mm):  950/1480  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   749.08
Core:  70   Top of Core Depth (m)  :   743.10
Sect:  4    Top of Section Depth(m):   748.55

LITHOLOGY: PLAG-OL-CPX SPARSELY PHYRIC TO APHYRIC BASALT;

  Piece No.  : PCE 3B (95-105), 4A (107-123), 4B (123-136),
               4C (136-148);

  Texture    : VERY FINE-GRAINED ALMOST APHYRIC BASALT, GRAIN SIZE
               INCREASES TO PCE 4B AND THEN GRADUALLY DECREASES;

  Structure  : THIN VEINS FILLED WITH SMEC + PYRITE OCCUR IN THE
               WHOLE SECTION AND ALSO CUT ACROSS THE CONTACT IN
               PCE 3B;

  Alteration : FRESH;

  Comments   : THIS WHOLE SECTION IS A DIKE;

  Vesicles   : Size(mm):       <3   Percent:   3-5
               Location:            Filling: CALC,SMEC,PYRITE
               ALSO FILLED WITH SILICA;

  Phenocrysts: PLAGIOCLASE               (  2-3%)

               OLIVINE                   (    1%)

               CLINOPYROXENE             (    1%)
               ALL IN PCE 4B;

  Replacement: CALCITE
               FILLS VESICLES;

               SILICA
               FILLS VESICLES;

               SMECTITE
               FILLS VESICLES + VEINS;

               PYRITE
               FILLS VESICLES + VEINS;


Leg : 53    Top/Bottom Interval(mm):    0/ 120  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   749.22
Core:  70   Top of Core Depth (m)  :   743.10
Sect:  5    Top of Section Depth(m):   749.10

LITHOLOGY: APHYRIC BASALT;

  Piece No.  : PCE 1 (2-5), 2A (9-12);

  Texture    : TEXTURALLY AND MINERALOGICALLY SIMILAR TO 70-4
               INTERVAL 95-148CM;

  Comments   : DIKE;


Leg : 53    Top/Bottom Interval(mm):  120/1490  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   750.59
Core:  70   Top of Core Depth (m)  :   743.10
Sect:  5    Top of Section Depth(m):   749.22

LITHOLOGY: SPARSELY PHYRIC TO APHYRIC BASALT;

  Piece No.  : PCE 2A (12-24), 2B (24-36), 2C (36-44), 2D (44-52),
               2E (53-67), 2F (68-80), 2G (81-88), 3 (92-106),
               4A (107-117), 4B (117-127), 4C (127-136),
               4D (137-149);

  Texture    : SPARSELY PHYRIC TO APHYRIC, GRAIN SIZE DECREASES
               WITH DEPTH IN PCES 2A-3, PCE 4A IS GLASSY MARGIN
               WITH FRESH AND PARTLY ALTERED GLASS, PCE 4A-4B ARE
               AN APHANITIC PILLOW, IN BRECCIATED GLASSY MARGINS
               THERE ARE FRAGMENTS BOTH OF GLASS AND CRYSTALLINE
               APHYRIC BASALT, CEMENT CONSISTS OF SMEC + CALCITE;

  Structure  : THIN VEINS FILLED WITH SMEC AND CRACKS IN THE
               PILLOW;

  Alteration : FRESH
               PCES 2A-3;
               MOD
               PCE 4;

  Vesicles   : Size(mm):            Percent:   1-4
               CONTENT DECREASES WITH DEPTH, PCES 2A-3;

  Replacement: SMECTITE
               FILLS VEINS, FOUND AS CEMENT IN BRECCIA;

               CALCITE
               FOUND AS CEMENT IN BRECCIA;


Leg : 53    Top/Bottom Interval(mm):    0/ 710  Analyst: Staudigel, H.
Hole: 418A  Sample Midpoint (m)    :   751.31
Core:  70   Top of Core Depth (m)  :   743.10
Sect:  6    Top of Section Depth(m):   750.60

LITHOLOGY: PLAG-CPX-OL PHYRIC BASALT;

  Piece No.  : PCE 1A (2-22), 1B (22-36), 1C (36-47), 2 (49-58),
               3 (61-71);

  Texture    : PHYRIC;

  Structure  : MODERATELY ALTERED VEINS CONTAIN CALCITE + SMEC +
               MORDENITE + FE. HYROXIDES;

  Alteration : FRESH
               TOP OF PCE 1A IS MOD;

  Vesicles   : Size(mm):            Percent:    <1
               Location:            Filling: CALCITE,SMEC

  Phenocrysts: PLAGIOCLASE               (   15%)
               Size(mm):          4
               EUHEDRAL, SLIGHTLY WEATHERED;

               CLINOPYROXENE             (  3-5%)
               EUHEDRAL, GREEN-TRANSPARENT, FRESH;

               OLIVINE                   (    1%)
               MOSTLY REPLACED BY SMEC;

  Replacement: SMECTITE
               Minerals Replaced: OL
               FILLS VEINS + VESICLES;

               CALCITE
               FILLS VEINS + VESICLES;

               FERROUS HYDROX MINS
               FILLS VEINS;

               MORDENITE
               FILLS VEINS;


Leg : 53    Top/Bottom Interval(mm):    0/1360  Analyst: Mevel, C.
Hole: 418A  Sample Midpoint (m)    :   754.06
Core:  71   Top of Core Depth (m)  :   752.70
Sect:  1    Top of Section Depth(m):   752.70

LITHOLOGY: PLAG-CPX-OL PHYRIC BASALT;
           BRECCIA BASALT;

  Piece No.  : PCE 1 (3-9), 2A (13-21), 2B (21-29), 2C (28-36),
               3 (39-43), 4A (46-55), 4B (55-65), 4C (66-74),
               5A (76-85), 5B (86-92), 5C (92-103), 5D (102-113),
               5E (113-120), 5F (120-126), 6 (131-136);

  Texture    : PHYRIC BRECCIATED BASALT WITH GLASSY MARGINS IN PCES
               1+2A+4C+5F PARTLY ALTERED TO SMEC, BRECCIA
               CEMENT IS MADE OF CALCITE IN PCES 4A+5C+5D AND
               SMEC IN PCES 2A+2B+2C+5A+5F;

  Alteration : MOD;

  Comments   : PCE 1 IS A PCE OF BASALT SAME AS REST OF SECTION
               WITH A SMALL PCE OF CHERT ATTACHED;

  Vesicles   : Size(mm):       <1   Percent:     1
               Location:            Filling: CALCITE,SMEC

  Groundmass : SULFIDES
               FINE-GRAINED;

  Phenocrysts: PLAGIOCLASE               (   10%)
               Size(mm):         <3
               FRESH LATHS;

               CLINOPYROXENE             (    2%)
               Size(mm):         <2
               FRESH;

               OLIVINE                   (    2%)
               Size(mm):         <1
               RARELY FRESH, USUALLY ALTERED TO SMEC;

  Replacement: SMECTITE
               Minerals Replaced: OL
               PARTLY REPLACES GLASSY MARGINS, FILLS VESICLES,
               FOUND AS BRECCIA CEMENT;

               SULFIDES
               FOUND IN GNDMASS;

               CALCITE
               FILLS VESICLES, FOUND AS CEMENT IN BRECCIA;


Leg : 53    Top/Bottom Interval(mm):    0/1480  Analyst: Mathez, E.
Hole: 418A  Sample Midpoint (m)    :   755.68
Core:  71   Top of Core Depth (m)  :   752.70
Sect:  2    Top of Section Depth(m):   754.20

LITHOLOGY: PLAG-CPX-OL PHYRIC BASALT;
           PILLOW;

  Piece No.  : PCE 1A (2-8), 1B (6-14), 1C (15-22), 1D (22-31),
               1E (32-39), 1F (38-51), 1G (51-58), 1H (59-64),
               1I (65-72), 2 (78-82), 3 (87-91), 4A (95-104),
               4B (105-115), 4C (116-122), 4D (122-129),
               5A (132-141), 5B (142-148);

  Texture    : PLAG-CPX-OL PHYRIC, GLASS ZONES IN PCES (1A,1I,2,3),
               GLASS ZONES FRESH TO PARTIALLY ALTERED;

  Structure  : INFREQUENT VEINLETS OF CALCITE + SMEC AND SOME MINOR
               PYRITE, PILLOW BASALT;

  Alteration : SLIGHTLY;

  Vesicles   : Size(mm):      0.5   Percent:    <1
               Location:            Filling: CARB,SMEC

  Phenocrysts: PLAGIOCLASE               (10-15%)
               Size(mm):      0.5-4
               OCCASIONAL MEGACRYSTS TO 8MM, FRESH, EUHEDRAL;

               OLIVINE                   (   <1%)
               Size(mm):         <2
               ALTERED TO SMEC;

               CLINOPYROXENE             (  1-2%)
               Size(mm):         <2
               FRESH, EUHEDRAL;

  Replacement: SMECTITE
               Minerals Replaced: OL

               CALCITE

               PYRITE


Leg : 53    Top/Bottom Interval(mm):    0/1470  Analyst: Mevel, C.
Hole: 418A  Sample Midpoint (m)    :   757.17
Core:  71   Top of Core Depth (m)  :   752.70
Sect:  3    Top of Section Depth(m):   755.70

LITHOLOGY: PLAG-CPX-OL PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1 (2-9), 2 (14-17), 3A (22-33), 3B (33-44),
               3C (43-50), 4A (52-63), 4B (63-68), 5 (75-78),
               6A (83-92), 6B (93-98), 7 (102-109), 8A (113-121),
               8B (119-127), 8C (127-136), 8D (136-147);

  Texture    : PLAG-CPX-OL PHYRIC, GLASSY MARGINS ALTERED TO SMEC
               IN PCES (1-3A, 5-7);

  Structure  : PCE 6A SHOWS CONTACT BETWEEN TWO NEIGHBORING
               PILLOWS, TOP OF SECTION (PCES 1-4B) IS HIGHLY
               FRACTURED AND FILLED WITH SMEC, PROMINENT VEINS OF
               CALCITE IN PCES 7-8A AND OF CALCITE + SMEC IN PCE
               4B, PILLOW BASALT;

  Alteration : SLIGHTLY;

  Comments   : A PCE OF CHERT IS ATTACHED TO BOTTOM OF PCE 8D;

  Phenocrysts: PLAGIOCLASE               (   10%)
               Size(mm):         <4
               FRESH;

               CLINOPYROXENE             (    2%)
               Size(mm):         <2
               FRESH;

               OLIVINE                   (    1%)
               Size(mm):         <1
               ALTERED TO SMEC;

  Replacement: SMECTITE
               Minerals Replaced: OL

               CALCITE

               PYRITE
               IN GNDMASS;
               NEAR CONTACT PATCHES OF SECONDARY MINERALS LIKE
               SMEC + CALCITE AND IS CONTINUED IN CORE 71-4;


Leg : 53    Top/Bottom Interval(mm):    0/1420  Analyst: Mathez, E.
Hole: 418A  Sample Midpoint (m)    :   758.62
Core:  71   Top of Core Depth (m)  :   752.70
Sect:  4    Top of Section Depth(m):   757.20

LITHOLOGY: PLAG-CPX-OL PHYRIC BASALT;
           PILLOW;

  Piece No.  : PCE 1A (3-11), 1B (11-21), 1C (21-27), 1D (28-34),
               1E (35-44), 1F (45-53), 1G (53-59), 2 (62-68),
               3 (72-81), 4 (84-93), 5 (97-102), 6 (105-115),
               7A (117-127), 7B (127-136), 7C (136-142);

  Texture    : PLAG-CPX-OL PHYRIC, GLASS MARGINS IN PCES (16, 2-6),
               GLASS IS FRESH TO PARTLY ALTERED WITH ABUNDANT SMEC
               IN PCE 3;

  Structure  : RELATIVELY ABUNDANT VEINLETS FILLED WITH CALCITE +
               SMEC AND ZEOLITE, PARTICULARLY PROMINENT VEINLETS IN
               PCES (1C-D, 4-6, 7C), PILLOW BASALT;

  Alteration : MOD;

  Comments   : CHERT AND MINOR CARB ON TOP OF PCE 1A CONTINUOUS
               WITH BOTTOM OF SECTION 5, ALSO ONE FRAGMENT IN PCE
               2, PROBABLY REPRESENTS SEDIMENT MIXED UP WITH FLOW
               DURING ERUPTION;

  Vesicles   : Size(mm):            Percent:    <1
               Location:            Filling: CALCITE,SMEC

  Phenocrysts: PLAGIOCLASE               ( 8-12%)
               Size(mm):      0.3-5
               FRESH, EUHEDRAL;

               CLINOPYROXENE             (  2-3%)
               Size(mm):         <3
               FRESH, EUHEDRAL TO SUBHEDRAL;

               OLIVINE                   (   <1%)
               Size(mm):         <2
               ALTERED TO SMEC;

  Replacement: SMECTITE
               Minerals Replaced: OL

               CALCITE

               ZEOLITE

               PYRITE
               TRACES IN GNDMASS;


Leg : 53    Top/Bottom Interval(mm):    0/1460  Analyst: Mevel, C.
Hole: 418A  Sample Midpoint (m)    :   760.26
Core:  72   Top of Core Depth (m)  :   758.80
Sect:  1    Top of Section Depth(m):   758.80

LITHOLOGY: PLAG-CPX-OL PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1 (4-5), 2A (9-19), 2B (19-27), 2C (28-38),
               2D (38-45), 2E (46-53), 2F (54-63), 2G (63-70),
               2H (70-77), 2I (77-82), 2J (82-88), 3 (93-103),
               4 (105-111), 5A (114-123), 5B (124-131),
               5C (132-139), 5D (139-146);

  Texture    : PLAG-OL-CPX PHYRIC, GNDMASS FINE-GRAINED, GLASSY
               MARGINS IN PCES (2E-F, 3,4) ALTERED TO SMEC;

  Structure  : FRACTURES FILLED WITH SMEC ABUNDANT IN PCES 2A-J,
               PILLOW BASALT;

  Alteration : MOD;

  Comments   : PCE 3 CONTAINS A FRAGMENT OF SEDIMENT (CHERT)
               INTERBEDDED IN SMEC AFTER GLASS;

  Groundmass : PLAGIOCLASE
               NEEDLES;

  Phenocrysts: PLAGIOCLASE               (12-15%)
               Size(mm):         <5
               EUHEDRAL, FRESH;

               CLINOPYROXENE             (    3%)
               Size(mm):         <3
               FRESH, SOME IN SUBOPHITIC CLOTS WITH PLAG;

               OLIVINE                   (    1%)
               Size(mm):         <1
               ALTERED TO SMEC;

  Replacement: SMECTITE
               Minerals Replaced: OL,GLASS

               CALCITE

               PYRITE
               IN GNDMASS;
               PCE 2A AT TOP SHOWS PATCHES OF SMEC AND MINOR
               CALCITE;


Leg : 53    Top/Bottom Interval(mm):    0/1480  Analyst: Mathez, E.
Hole: 418A  Sample Midpoint (m)    :   761.78
Core:  72   Top of Core Depth (m)  :   758.80
Sect:  2    Top of Section Depth(m):   760.30

LITHOLOGY: PLAG-CPX-OL MODERATELY PHYRIC;
           PILLOW BASALT;

  Piece No.  : PCE 1A (2-11), 1B (12-19), 1C (20-27), 1D (27-32),
               1E (32-41), 1F (42-51), 1G (51-57), 2 (63-66),
               3A (69-79), 3B (79-88), 3C (89-97), 4 (99-113),
               5A (115-122), 5B (122-128), 5C (128-142),
               5D (142-148);

  Texture    : PLAG-CPX-OL MODERATELY PHYRIC, GNDMASS APHANITIC,
               GLASS ZONES IN PCES (1A,1G,2,3A) ARE FRESH TO PARTLY
               ALTERED;

  Structure  : PCES 1A-F CONTAIN NUMEROUS CALCITE + SMEC VEINS,
               PYRITE OCCURS IN SOME VEINLETS, PILLOW BASALT;

  Alteration : MOD;

  Comments   : FRAGMENT OF TAN CHERT IN PCE 1D;

  Vesicles   : Size(mm):            Percent:     1
               Location:            Filling: CALCITE,SMEC

  Phenocrysts: PLAGIOCLASE               (  5-7%)
               Size(mm):      0.3-4
               FRESH, EUHEDRAL;

               CLINOPYROXENE             (  1-2%)
               Size(mm):         <4
               FRESH, SUBHEDRAL;

               OLIVINE                   (   <1%)
               Size(mm):         <1
               ALTERED TO SMEC;

  Replacement: SMECTITE
               Minerals Replaced: OL

               CALCITE

               PYRITE
               DISSEMINATED IN GNDMASS (1%);


Leg : 53    Top/Bottom Interval(mm):    0/1460  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   763.26
Core:  72   Top of Core Depth (m)  :   758.80
Sect:  3    Top of Section Depth(m):   761.80

LITHOLOGY: PLAG-CPX-OL PHYRIC BASALT;

  Piece No.  : PCE 1A (2-15), 1B (14-27), 2 (31-37), 3A (41-58),
               3B (59-73), 3C (74-84), 3D (84-92), 3E (92-97),
               3F (97-102), 4A (105-118), 4B (118-123),
               5 (126-136), 6 (140-146);

  Texture    : PLAG-CPX-OL PHYRIC, GNDMASS FINE-GRAINED, NEAR
               GLASSY MARGINS (PCES 4B,5)  GNDMASS CONSISTS OF
               GLASS (ALTERED), BETWEEN GLASSY MARGINS IS ALTERED
               BRECCIA;

  Structure  : A PINK MORDENITE VEIN IS IN THE ZONE NEAR THE GLASSY
               MARGIN IN PCE 5;

  Alteration : MOD;

  Comments   : SMALL LENS OF CHERT IN PCE 5;

  Vesicles   : Size(mm):       <2   Percent:   1-2
               Location:            Filling: CALCITE,SMEC

  Groundmass : PLAGIOCLASE
               MICROLITES;

               CLINOPYROXENE

               OLIVINE

               GLASS

  Phenocrysts: PLAGIOCLASE               (  5-7%)
               Size(mm):        <10
               USUSALLY 4MM;

               CLINOPYROXENE             (  2-3%)
               Size(mm):         <4

               OLIVINE                   (  1-2%)
               Size(mm):         <3
               ALTERED TO SMEC + CALCITE;

  Replacement: PYRITE                    (  0.5%)
               IN GNDMASS;

               SMECTITE
               Minerals Replaced: OL,GLASS

               CALCITE

               MORDENITE


Leg : 53    Top/Bottom Interval(mm):    0/1310  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   764.61
Core:  72   Top of Core Depth (m)  :   758.80
Sect:  4    Top of Section Depth(m):   763.30

LITHOLOGY: PLAG-CPX-OL PHYRIC BASALT;
           PILLOW;

  Piece No.  : PCE 1A (2-13), 1B (14-22), 1C (23-32), 1D (32-38),
               1E (38-49), 1F (49-60), 1G (60-69), 2A (72-79),
               2B (79-87), 2C (88-93), 3A (96-107), 3B (107-115),
               3C (115-123), 3D (123-131);

  Texture    : PLAG-CPX-OL PHYRIC, GNDMASS IN ZONES NEXT TO GLASSY
               MARGINS (PCES 1A-B, 3) CONSISTS MOSTLY ALTERED
               GLASS, GLASS IS RATHER FRESH;

  Structure  : VEINS CONSIST OF CALCITE + QUARTZ + MONT + SMEC,
               SOME PYRITE IN VEINS, PILLOW BASALT;

  Alteration : MOD;

  Vesicles   : Size(mm):       <2   Percent:
               Location:            Filling: CALCITE,SMEC

  Phenocrysts: PLAGIOCLASE               (   10%)
               Size(mm):         <8

               CLINOPYROXENE             (    1%)
               Size(mm):         <4

               OLIVINE                   (  1-2%)
               Size(mm):         <3
               ALTERED TO SMEC + CALCITE;

  Replacement: SMECTITE
               Minerals Replaced: OL

               CALCITE
               Minerals Replaced: OL

               PYRITE                    ( <0.5%)
               IN GNDMASS;

               MONTMORILLONITE

               QUARTZ


Leg : 53    Top/Bottom Interval(mm):    0/1470  Analyst: Staudigel, H.
Hole: 418A  Sample Midpoint (m)    :   766.27
Core:  73   Top of Core Depth (m)  :   764.80
Sect:  1    Top of Section Depth(m):   764.80

LITHOLOGY: PLAG-CPX-OL PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1 (2-14), 2A (16-26), 2B (26-36), 2C (36-45),
               2D (45-51), 2D (50-56), 2F (56-65), 2G (65-72),
               2H (72-84), 3A (86-91), 3B (91-100), 3C (100-106),
               3D (106-120), 3E (119-122), 3F (122-126),
               3G (126-132), 3H (132-137), 4 (139-147);

  Texture    : PHYRIC PILLOW BASALT, VARIOLITIC-MICROCRYSTALLINE
               GNDMASS, GLASSY MARGINS IN PCES 2F+2G+3H+4;

  Structure  : VEINS CONTAIN SMEC + CARB + ABUNDANT PYRITE;

  Alteration : WEAKLY TO MOD;

  Vesicles   : Size(mm):        1   Percent:    <1
               Location:            Filling: CALCITE

  Groundmass : VARIOLITIC TO MICROCRYSTALLINE, POSSIBLY
               SUBOPHITIC;

  Phenocrysts: PLAGIOCLASE               ( 8-12%)
               Size(mm):         <7
               EUHEDRAL TO SUBHEDRAL, 5-8 PERCENT IN PCE 1,
               SLIGHTLY ALTERED, FORMS GLOMEROCRYSTS;

               CLINOPYROXENE             (    3%)
               Size(mm):         <6

               OLIVINE                   (    1%)
               REPLACED BY CALCITE + SMEC;

  Replacement: CALCITE
               Minerals Replaced: OL
               FILLS VESICLES + VEINS;

               SMECTITE
               Minerals Replaced: OL
               FILLS VEINS;

               PYRITE
               FILLS VEINS;


Leg : 53    Top/Bottom Interval(mm):    0/1480  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   767.78
Core:  73   Top of Core Depth (m)  :   764.80
Sect:  2    Top of Section Depth(m):   766.30

LITHOLOGY: PLAG-CPX-OL PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1 (1-9), 2 (11-15), 3A (19-34), 3B (24-32),
               3C (31-44), 3D (44-50), 3E (50-61), 3F (62-71),
               3G (70-77), 3H (77-85), 4 (87-100), 5 (102-105),
               6A (106-120), 6B (120-126), 6C (125-140),
               6D (140-148);

  Texture    : PHYRIC PILLOW BASALT WITH GLASSY MARGINS WITH LENSES
               OF CHERT AND CALCITE CRYSTALS IN CLAY CEMENT OF
               BRECCIA IN PCES 1+2+4;

  Structure  : VEINS FILLED WITH PYRITE + SMEC + CARB;

  Alteration : EXT;

  Groundmass : FINE-GRAINED TO GLASSY, MOD TO HIGHLY ALTERED;

  Phenocrysts: PLAGIOCLASE               (10-15%)
               Size(mm):         <9

               CLINOPYROXENE             (    2%)
               Size(mm):          4

               OLIVINE                   (    3%)
               Size(mm):        1-2
               OL COMPLETELY ALTERED INTO CARB + SMEC;

  Replacement: CALCITE
               Minerals Replaced: OL
               CRYSTALS FOUND IN BRECCIA;

               CLAY
               FOUND AS CEMENT FOR BRECCIA;

               SMECTITE
               Minerals Replaced: OL
               FILLS VEINS;

               PYRITE
               FILLS VEINS;


Leg : 53    Top/Bottom Interval(mm):    0/1440  Analyst: Staudigel, H.
Hole: 418A  Sample Midpoint (m)    :   769.24
Core:  73   Top of Core Depth (m)  :   764.80
Sect:  3    Top of Section Depth(m):   767.80

LITHOLOGY: PLAG-CPX-OL PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1A (2-12), 1B (12-20), 2A (22-30), 2B (31-38),
               3A (40-50), 3B (50-57), 4 (59-70), 5 (72-81),
               6 (82-94), 6B (93-104), 6C (105-111), 6D (111-122),
               7 (126-128), 8 (131-144);

  Texture    : PHYRIC PILLOW BASALT, GNDMASS TEXTURE VARIES FROM
               GLASSY-VARIOLITIC-INTERSERTAL TO MICROCRYSTALLINE
               WITH SOME PYRITE;

  Alteration : SLIGHTLY;

  Structure  : VEINS FILLED WITH CALCITE + SMEC + PYRITE;

  Vesicles   : Size(mm):      <.2   Percent:    <1
               Location:            Filling: CALC,SMEC,PYRITE
               SOMETIMES EMPTY (UPPER PART);

  Groundmass : VARIES FROM GLASSY-VARIOLITIC-INTERSERTAL TO
               MICROCRYSTALLINE WITH NETWORK OF CRYSTALS,
               SOMETIMES FINELY DISTRIBUTED PYRITE;

  Phenocrysts: PLAGIOCLASE               (12-14%)
               Size(mm):         <8
               EUHEDRAL, GLOMEROCRYSTS COMMON, RARE MEGACRYSTS;

               CLINOPYROXENE             (  2-3%)
               Size(mm):         <2
               EUHEDRAL, FRESH;

               OLIVINE                   (    1%)
               Size(mm):         <1
               EUHEDRAL, REPLACED MOSTLY BY SMEC OR CALCITE;

  Replacement: SMECTITE
               Minerals Replaced: OL
               FILLS VESICLES + VEINS;

               CALCITE
               Minerals Replaced: OL
               FILLS VESICLES + VEINS;

               PYRITE
               REPLACES SOME GNDMASS, FILLS VESICLES + VEINS;


Leg : 53    Top/Bottom Interval(mm):    0/1490  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   770.79
Core:  73   Top of Core Depth (m)  :   764.80
Sect:  4    Top of Section Depth(m):   769.30

LITHOLOGY: PLAG-CPX-OL PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1A (1-15), 1B (15-28), 1C (28-36), 1D (36-51),
               1E (51-64), 1F (64-76), 1G (75-87), 1H (87-97),
               2A (100-111), 2B (111-124), 2C (124-136),
               2D (137-149);

  Texture    : PHYRIC PILLOW BASALT WITH GLASSY MARGINS IN PCES
               1C+1D+1H+2A, GLASS IS PARTLY ALTERED BUT IN BRECCIAS
               BETWEEN GLASSY MARGINS AND IN ZONES NEAR MARGINS
               ALTERATION IS STRONG, FINE-GRAINED TO GLASSY
               GNDMASS;

  Structure  : VEINS FILLED WITH CARBONATE + SMEC + PYRITE;

  Alteration : SLIGHTLY TO MOD;

  Comments   : BASALT IS MEDIUM GRAY;

  Groundmass : FINE-GRAINED TO GLASSY, DISSEMINATED PYRITE;

  Phenocrysts: PLAGIOCLASE               (10-15%)
               Size(mm):         10
               FRESH;

               OLIVINE                   (  1-2%)
               Size(mm):         <3
               ALTERED TO SMEC;

               CLINOPYROXENE             (  2-3%)
               Size(mm):         <2
               FRESH;

  Replacement: SMECTITE
               Minerals Replaced: OL
               PARTLY REPLACES GLASS SELVAGES, FILLS VEINS;

               CARBONATE
               FILLS VEINS;

               PYRITE
               FILLS VEINS, DISSEMINATED IN GNDMASS;


Leg : 53    Top/Bottom Interval(mm):    0/1470  Analyst: Staudigel, H.
Hole: 418A  Sample Midpoint (m)    :   772.27
Core:  73   Top of Core Depth (m)  :   764.80
Sect:  5    Top of Section Depth(m):   770.80

LITHOLOGY: PLAG-CPX-OL PHYRIC BASALT;

  Piece No.  : PCE 1A (1-15), 1B (15-29), 1C (30-41), 1D (41-54),
               1E (54-69), 1F (70-75), 1G (75-86), 1H (86-96),
               1I (96-109), 1J (109-120), 2A (122-135),
               2B (135-147);

  Texture    : PHYRIC BASALT;

  Structure  : VEINS FILLED WITH CALCITE + SMEC + PYRITE;

  Alteration : SLIGHTLY;

  Comments   : BASALT IS MEDIUM TO DARK GRAY;

  Vesicles   : Size(mm):       <1   Percent:     1
               Location:            Filling: SMEC,CALCITE

  Groundmass : FINE-GRAINED TO GLASSY;

  Phenocrysts: PLAGIOCLASE               (10-15%)
               Size(mm):        <10
               FRESH;

               CLINOPYROXENE             (    2%)
               Size(mm):         <2
               FRESH, USUALLY IN SUBOPHITIC CLUSTERS WITH PLAG;

               OLIVINE                   (    1%)
               Size(mm):         <1
               ALTERED TO SMEC + CALCITE;

  Replacement: SMECTITE
               Minerals Replaced: OL
               PARTLY REPLACES GLASS SELVAGES, FILLS VESICLES +
               VEINS;

               CALCITE
               Minerals Replaced: OL
               FILLS VESICLES + VEINS;

               PYRITE
               FILLS VEINS;


Leg : 53    Top/Bottom Interval(mm):    0/1450  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   773.75
Core:  73   Top of Core Depth (m)  :   764.80
Sect:  6    Top of Section Depth(m):   772.30

LITHOLOGY: PLAG-CPX-OL PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1A (2-8), 1B (8-14), 1C (14-26), 1D (27-38),
               2A (41-50), 2B (51-63), 3A (66-75), 3B (75-85),
               3C (85-93), 3D (93-100), 3E (100-110), 3F (111-121),
               3G (122-134), 4 (136-145);

  Texture    : PHYRIC PILLOW BASALT WITH PCE 3 PARTLY BRECCIATED,
               GLASSY MARGIN IN PCE 4;

  Structure  : FRACTURES AND VEINS FILLED WITH SILICA + CALCITE +
               SMEC + MINOR PYRITE;

  Alteration : MOD
               0-65CM;
               EXT
               65-145CM;

  Vesicles   : Size(mm):       <2   Percent:     1
               Location:            Filling: SMEC

  Groundmass : FINE-GRAINED TO GLASSY;

  Phenocrysts: PLAGIOCLASE               (10-15%)
               Size(mm):         <8
               FRESH;

               CLINOPYROXENE             (    3%)
               Size(mm):         <5
               FRESH;

               OLIVINE                   (    2%)
               Size(mm):         <3
               ALTERED TO SMEC;

  Replacement: SMECTITE
               Minerals Replaced: OL
               PARTLY REPLACES GLASS SELVAGES, FILLS VESICLES +
               VEINS + FRACTURES;

               CALCITE
               FILLS FRACTURES + VEINS;

               PYRITE
               MINOR, FILLS FRACTURES + VEINS;

               SILICA
               FILLS FRACTURES + VEINS;

  Comments   : BASALT IS MEDIUM GRAY;


Leg : 53    Top/Bottom Interval(mm):    0/ 380  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   774.18
Core:  73   Top of Core Depth (m)  :   764.80
Sect:  7    Top of Section Depth(m):   773.80

LITHOLOGY: PLAG-CPX-OL PHYRIC BASALT;
           PILLOW BASALT;

  Piece No.  : PCE 1A (2-12), 1B (11-19), 1C (20-31), 1D (31-38);

  Texture    : PHYRIC PILLOW BASALT;

  Structure  : VEINS FILLED WITH CALCITE + SMEC;

  Alteration : SLIGHTLY;

  Comments   : BASALT IS MEDIUM TO DARK GRAY;

  Groundmass : FINE-GRAINED TO GLASSY;

  Phenocrysts: PLAGIOCLASE               (10-15%)
               Size(mm):         <9
               FRESH;

               CLINOPYROXENE             (    2%)
               Size(mm):         <1
               FRESH;

               OLIVINE                   (    1%)
               Size(mm):       <0.5
               ALTERED TO SMEC;

  Replacement: SMECTITE
               Minerals Replaced: OL
               PARTLY REPLACES GLASS SELVAGES, FILLS VESICLES +
               VEINS;

               CALCITE
               FILLS VESICLES + VEINS;

  Vesicles   : Size(mm):     <0.5   Percent:    <1
               Location:            Filling: SMEC,CALCITE


Leg : 53    Top/Bottom Interval(mm):    0/1480  Analyst: Mathez, E.
Hole: 418A  Sample Midpoint (m)    :   775.78
Core:  74   Top of Core Depth (m)  :   774.30
Sect:  1    Top of Section Depth(m):   774.30

LITHOLOGY: PLAG-OL-CPX PHYRIC BASALT;
           MASSIVE;

  Piece No.  : PCE 1 (2-5), 2A (7-14), 2B (14-23), 2C (25-30),
               3A (32-48), 3B (50-66), 4A (70-82), 4B (82-95),
               4C (96-107), 4D (106-111), 4E (112-128),
               5 (131-148);

  Texture    : PLAG-OL-CPX PHYRIC, GNDMASS VARIES FROM FINE-GRAINED
               TO GLASSY IN THE UPPER 30CM TO MEDIUM-GRAINED IN
               THE LOWER 120CM, NO GLASS SELVAGES OCCUR BELOW 30CM
               AND THE GRAIN SIZE INCREASES GRADUALLY FROM 30CM TO
               THE BASE OF THE SECTION, GLASS SELVAGES RELATIVELY
               FRESH WITH ONLY MINOR ALTERATION TO SMEC;

  Structure  : VEINS AND VEINLETS FILLED WITH CALCITE + SMEC AND
               MINOR PYRITE;

  Alteration : MOD;

  Comments   : BASALT MEDIUM TO DARK GRAY;

  Vesicles   : Size(mm):     <1.5   Percent:     1
               Location:            Filling: CALCITE

  Groundmass : PLAGIOCLASE
               NEEDLES;

  Phenocrysts: PLAGIOCLASE               (   12%)
               Size(mm):         <5
               SOME MEGACRYSTS TO 10MM, PARTLY ALTERED TO SMEC;

               OLIVINE                   (  0-1%)
               Size(mm):         <1
               ALTERED TO SMEC, NOT EVENLY DISTRIBUTED;

               CLINOPYROXENE             (  1-2%)
               Size(mm):         <2
               SINGLE SUBHEDRAL GRAINS OR IN GLOMEROCRYSTS WITH
               PLAG;

  Replacement: SMECTITE
               Minerals Replaced: OL,PLAG

               PYRITE
               DISSEMINATED IN GNDMASS;

               CALCITE


Leg : 53    Top/Bottom Interval(mm):    0/1460  Analyst: Mevel, C.
Hole: 418A  Sample Midpoint (m)    :   777.26
Core:  74   Top of Core Depth (m)  :   774.30
Sect:  2    Top of Section Depth(m):   775.80

LITHOLOGY: PLAG-OL-CPX PHYRIC BASALT;
           MASSIVE;

  Piece No.  : PCE 1A (3-20), 1B (20-36), 1C (36-52), 1D (50-55),
               1E (55-62), 1F (60-70), 1C (70-87), 2 (90-107),
               3A (110-126), 3B (127-146);

  Texture    : PLAG-OL-CPX PHYRIC, GNDMASS MEDIUM-GRAINED,
               SUBOPHITIC, GRAIN SIZE INCREASING GRADUALLY WITH
               DEPTH;

  Structure  : SCATTERED VEINS FILLED WITH CALCITE AND MINOR SMEC
               IN PCES 1A-D, MASSIVE;

  Alteration : SLIGHTLY;

  Comments   : BASALT MEDIUM TO DARK GRAY;

  Vesicles   : Size(mm):     <0.5   Percent:     1
               Location:            Filling: CALCITE
               Shape   : ROUND

  Phenocrysts: PLAGIOCLASE               ( 8-10%)
               Size(mm):         <7
               FRESH;

               OLIVINE                   (    1%)
               Size(mm):         <1
               ALTERED TO SMEC;

               CLINOPYROXENE             (    3%)
               Size(mm):         <2
               FRESH, OFTEN IN GLOMEROPHYRIC CLUSTERS WITH PLAG;

  Replacement: SMECTITE
               Minerals Replaced: OL

               CALCITE


Leg : 53    Top/Bottom Interval(mm):    0/1420  Analyst: Mevel, C.
Hole: 418A  Sample Midpoint (m)    :   778.72
Core:  74   Top of Core Depth (m)  :   774.30
Sect:  3    Top of Section Depth(m):   777.30

LITHOLOGY: PLAG-OL-CPX PHYRIC BASALT;
           MASSIVE;

  Piece No.  : PCE 1A (2-14), 1B (15-20), 1C (20-26), 1D (25-34),
               1E (35-37), 1F (38-55), 1G (56-63), 1H (62-73),
               1I (73-90), 1J (90-106), 1K (107-142);

  Texture    : PLAG-OL-CPX PHYRIC, GNDMASS MEDIUM-GRAINED;
               SUBOPHITIC;

  Structure  : SPARSE VEINS FILLED WITH CALCITE (PCE 1G-H) AND SMEC
               (PCE 1C, 1H), SLICKENSIDES PRESENT ON PCE 1C-D,
               MASSIVE;

  Alteration : SLIGHTLY;

  Comments   : BASALT MEDIUM TO DARK GRAY;

  Vesicles   : Size(mm):     <0.2   Percent:     1
               Location:            Filling: CALCITE
               Shape   : ROUND

  Phenocrysts: PLAGIOCLASE               (   10%)
               Size(mm):         <5
               FRESH, ONE MEGACRYST IN PCE 1C IS 25MM ACROSS;

               OLIVINE                   (   <1%)
               Size(mm):         <1
               ALTERED TO SMEC, EUHEDRAL;

               CLINOPYROXENE             (    3%)
               Size(mm):         <3
               FRESH;

  Replacement: SMECTITE
               Minerals Replaced: OL

               CALCITE


Leg : 53    Top/Bottom Interval(mm):    0/1470  Analyst: Staudigel, H.
Hole: 418A  Sample Midpoint (m)    :   780.27
Core:  74   Top of Core Depth (m)  :   774.30
Sect:  4    Top of Section Depth(m):   778.80

LITHOLOGY: PLAG-OL-CPX PHYRIC BASALT;
           MASSIVE, PILLOW;

  Piece No.  : PCE 1A (2-20), 1B (21-34), 1C (35-43), 2A (46-49),
               2B (50-61), 2C (62-70), 3 (72-81), 4 (83-101),
               5A (102-113), 5B (114-131), 5C (131-140),
               5D (141-147);

  Texture    : PLAG-OL-CPX PHYRIC, PCE 1 IS CONTINUATION OF MASSIVE
               UNIT IN SECTIONS 2-3, REMAINDER OF SECTION CONSISTS
               OF PILLOW BASALT, GNDMASS FINE-GRAINED TO GLASSY,
               GRAIN SIZE IN PCE 1 DECREASES DOWNWARD TO GLASSY
               MARGIN IN PCE 1C, GLASS SELVAGES ARE FRESH;

  Structure  : SCATTERED VEINLETS FILLED WITH SMEC + CALCITE,
               MASSIVE, PILLOW;

  Alteration : SLIGHTLY;

  Comments   : BASALT MEDIUM TO DARK GRAY;

  Phenocrysts: PLAGIOCLASE               (   10%)
               Size(mm):         <6
               FRESH, EUHEDRAL TO SUBHEDRAL;

               OLIVINE                   (    1%)
               Size(mm):          2
               ALTERED TO SMEC + CALCITE;

               CLINOPYROXENE             (  2-4%)
               Size(mm):          6
               FRESH, OFTEN FORMS GLOMEROCRYSTS WITH PLAG;
               SUBHEDRAL;

  Replacement: SMECTITE
               Minerals Replaced: OL

               CALCITE
               Minerals Replaced: OL


Leg : 53    Top/Bottom Interval(mm):    0/1400  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   781.70
Core:  74   Top of Core Depth (m)  :   774.30
Sect:  5    Top of Section Depth(m):   780.30

LITHOLOGY: PLAG-OL-CPX PHYRIC BASALT;
           PILLOW;

  Piece No.  : PCE 1 (3-10), 2 (13-22), 3A (26-43), 3B (42-53)
               3C (52-61), 3D (61-67), 4 (71-74), 5 (78-87),
               6A (89-96), 6B (97-107), 7 (111-115), 8 (119-128),
               9 (132-140);

  Texture    : PLAG-OL-CPX PHYRIC, GNDMASS FINE-GRAINED TO GLASSY,
               GLASS SELVAGES PARTLY ALTERED TO SMEC (PCES 1,4,5,7,
               8,9);

  Structure  : VEINLETS PRESENT THROUGHOUT FILLED WITH SMEC AND
               MINOR PYRITE, PILLOW;

  Alteration : MOD;

  Comments   : BASALT MEDIUM TO DARK GRAY, A PCE OF ALTERED
               SEDIMENT OCCURS BETWEEN GLASS SELVAGES IN PCE 4;

  Vesicles   : Size(mm):       <2   Percent:     1
               Location:            Filling: CALCITE,SMEC

  Phenocrysts: PLAGIOCLASE               (   10%)
               Size(mm):         <8
               FRESH;

               OLIVINE                   (    1%)
               Size(mm):         <2
               ALTERED TO SMEC;

               CLINOPYROXENE             (  2-3%)
               Size(mm):         <4
               FRESH;

  Replacement: SMECTITE
               Minerals Replaced: OL

               CALCITE

               PYRITE
               DISSEMINATED IN GNDMASS;


Leg : 53    Top/Bottom Interval(mm):    0/1420  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   783.22
Core:  74   Top of Core Depth (m)  :   774.30
Sect:  6    Top of Section Depth(m):   781.80

LITHOLOGY: PLAG-CPX-OL PHYRIC BASALT;
           PILLOW;

  Piece No.  : PCE 1A (2-17), 1B (17-33), 1C (33-47), 1D (46-55),
               2A (58-64), 2B (64-71), 2C (72-80), 2D (79-86),
               2E (86-97), 3 (99-103), 4A (105-113), 4B (112-128),
               4C (129-142);

  Texture    : PLAG-CPX-OL PHYRIC, GNDMASS FINE-GRAINED TO GLASSY,
               GLASSY SELVAGES PARTLY ALTERED TO SMEC;

  Structure  : FRACTURES PRESENT THROUGHOUT THE SECTION FILLED WITH
               SMEC + CALCITE + PYRITE, PILLOW BASALT;

  Alteration : MOD;

  Comments   : BASALT MEDIUM GRAY TO GREENISH GRAY;

  Vesicles   : Size(mm):       <2   Percent:   1-2
               Location:            Filling: CALCITE,SMEC

  Phenocrysts: PLAGIOCLASE               (   10%)
               Size(mm):         <8
               FRESH;

               OLIVINE                   (    1%)
               Size(mm):         <3
               ALTERED TO SMEC;

               CLINOPYROXENE             (    2%)
               Size(mm):         <3
               FRESH;

  Replacement: SMECTITE
               Minerals Replaced: OL

               CALCITE

               PYRITE


Leg : 53    Top/Bottom Interval(mm):    0/ 210  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   783.51
Core:  74   Top of Core Depth (m)  :   774.30
Sect:  7    Top of Section Depth(m):   783.30

LITHOLOGY: PLAG-OL-CPX PHYRIC BASALT;
           PILLOW;

  Piece No.  : PCE 1 (3-12), 2 (14-21);

  Texture    : PLAG-OL-CPX PHYRIC, GNDMASS FINE-GRAINED;

  Structure  : CARB FILLS SCATTERED VEINS, PILLOW;

  Alteration : MOD;

  Comments   : BASALT MEDIUM GRAY TO GREENISH GRAY;

  Vesicles   : Size(mm):       <1   Percent:   <.5
               Location:            Filling: CARB

  Phenocrysts: PLAGIOCLASE               (  7-8%)
               Size(mm):         <6
               FRESH;

               OLIVINE                   (    1%)
               Size(mm):         <2
               ALTERED TO SMEC;

               CLINOPYROXENE             (    2%)
               Size(mm):         <3
               FRESH;

  Replacement: SMECTITE
               Minerals Replaced: OL

               CARBONATE


Leg : 53    Top/Bottom Interval(mm):    0/1450  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   783.15
Core:  75   Top of Core Depth (m)  :   781.70
Sect:  1    Top of Section Depth(m):   781.70

LITHOLOGY: PLAG-OL-CPX MODERATELY PHYRIC BASALT;
           PILLOW;

  Piece No.  : PCE 1 (3-9), 2 (12-15), 3A (18-27), 3B (26-34),
               3C (35-47), 3D (48-55), 3E (55-71), 3F (71-77),
               3G (77-84), 3H (85-98), 4A (102-117), 4B (117-124),
               4C (124-132), 4D (132-145);

  Texture    : PLAG-OL-CPX MODERATELY PHYRIC, GNDMASS FINE-GRAINED
               TO GLASSY, GLASS SELVAGES PARTLY ALTERED TO SMEC,
               PCE 1 IS BRECCIATED WITH BASALT FRAGMENTS IN A SMEC
               MATRIX, GLASS MARGINS IN PCES (2,3A,3D,3E);

  Structure  : VEINS SCATTERED THROUGHOUT FILLED WITH SMEC, ONE
               LARGE VEIN IN PCE 4 FILLED WITH CARB + SMEC + QUARTZ
               AND PYRITE, PILLOW BASALT;

  Alteration : MOD;

  Comments   : BASALT MEDIUM GRAY TO GREENISH GRAY;

  Phenocrysts: PLAGIOCLASE               (  7-8%)
               Size(mm):         <6
               FRESH;

               OLIVINE                   (    1%)
               Size(mm):         <2
               ALTERED TO SMEC;

               CLINOPYROXENE             (    1%)
               Size(mm):         <3
               FRESH, MOSTLY IN GLOMEROCRYSTS WITH PLAG;

  Replacement: PYRITE
               DISSEMINATED IN GNDMASS;

               CALCITE

               SMECTITE
               Minerals Replaced: OL

               QUARTZ


Leg : 53    Top/Bottom Interval(mm):    0/1460  Analyst: Staudigel, H.
Hole: 418A  Sample Midpoint (m)    :   784.66
Core:  75   Top of Core Depth (m)  :   781.70
Sect:  2    Top of Section Depth(m):   783.20

LITHOLOGY: PLAG-OL-CPX PHYRIC BASALT;
           PILLOW;

  Piece No.  : PCE 1A (2-12), 1B (9-20), 1C (20-32), 1D (32-42),
               1E (42-50), 1F (50-63), 2 (65-73), 3A (74-82),
               3B (82-97), 3C (98-112), 3D (113-121), 3E (121-132),
               3F (132-137), 3G (137-146);

  Texture    : PLAG-OL-CPX PHYRIC, GNDMASS FINE-GRAINED TO GLASSY,
               GLASS SELVAGES PARTLY ALTERED TO SMEC, MINOR
               BRECCIATION IS PRESENT IN PCES (1F,2,3A), BRECCIA
               CONSISTS OF ANGULAR BASALT FRAGMENTS IN A SMEC
               MATRIX;

  Structure  : VEINS PRESENT THROUGHOUT FILLED WITH SMEC + CALCITE,
               PILLOW BASALT;

  Alteration : MOD;

  Comments   : BASALT MEDIUM TO DARK GRAY;

  Vesicles   : Size(mm):     <0.5   Percent:   <.5
               Location:            Filling: SMEC,CALCITE

  Phenocrysts: PLAGIOCLASE               ( 8-10%)
               Size(mm):         <8
               FRESH, EUHEDRAL TO SUBHEDRAL;

               OLIVINE                   (   <1%)
               Size(mm):       <0.5
               MOSTLY ALTERED TO SMEC + CALCITE, EUHEDRAL;

               CLINOPYROXENE             (    4%)
               Size(mm):         <6
               FRESH, EUHEDRAL TO SUBHEDRAL;

  Replacement: SMECTITE
               Minerals Replaced: OL

               CALCITE
               Minerals Replaced: OL


Leg : 53    Top/Bottom Interval(mm):    0/ 880  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   785.58
Core:  75   Top of Core Depth (m)  :   781.70
Sect:  3    Top of Section Depth(m):   784.70

LITHOLOGY: PLAG-OL-CPX PHYRIC BASALT;
           PILLOW;

  Piece No.  : PCE 1A (2-11), 1B (8-16), 1C (17-21), 2A (24-32),
               2B (32-38), 2C (38-52), 2D (52-55), 3 (57-67),
               4A (72-84), 4B (85-88);

  Texture    : PLAG-OL-CPX PHYRIC, PARTLY BRECCIATED WITH ANGULAR
               FRAGMENTS IN SMEC MATRIX (PCES 1B, 2C-D, 3,4);

  Structure  : PILLOW BASALT;

  Alteration : MOD;

  Comments   : BASALT MEDIUM TO DARK GRAY;

  Phenocrysts: PLAGIOCLASE               (   10%)
               Size(mm):         <5
               FRESH;

               OLIVINE                   (    1%)
               Size(mm):         <1
               ALTERED TO SMEC;

               CLINOPYROXENE             (    1%)
               Size(mm):         <3
               FRESH;

  Replacement: SMECTITE
               Minerals Replaced: OL,GLASS


Leg : 53    Top/Bottom Interval(mm):  920/1450  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   786.15
Core:  75   Top of Core Depth (m)  :   781.70
Sect:  3    Top of Section Depth(m):   785.62

LITHOLOGY: BASALTIC GLASS;

  Piece No.  : PCE 5 (92-97), 6 (100-106), 7A (108-117),
               7B (117-124), 8 (127-135), 9 (140-145);

  Texture    : PLAG-OL SPARSELY PHYRIC, GLASS IN PCE 6 IS
               BRECCIATED;

  Alteration : MOD;

  Comments   : FRAGMENTS OF ALTERED SEDIMENT IN PCE 8 (SMEC +
               CALCITE AND CHALCEDONY), GLASS IN PCE 6 BRECCIATED;

  Phenocrysts: PLAGIOCLASE               (  1-2%)
               Size(mm):         <5
               FRESH;

               OLIVINE                   (   <1%)
               Size(mm):         <1
               ALTERED TO SMEC;

  Replacement: SMECTITE
               Minerals Replaced: OL


Leg : 53    Top/Bottom Interval(mm):    0/1410  Analyst: Staudigel, H.
Hole: 418A  Sample Midpoint (m)    :   787.61
Core:  75   Top of Core Depth (m)  :   781.70
Sect:  4    Top of Section Depth(m):   786.20

LITHOLOGY: BASALTIC BRECCIA;
           PILLOW, FRAGMENTS OF PLAG-OL-CPX PHYRIC BASALT;

  Piece No.  : PCE 1A (3-11), 1B (12-17), 2 (24-31), 3 (35-40),
               4A (42-52), 4B (53-61), 4C (63-73), 4D (74-88),
               5 (92-94), 6 (98-104), 7A (106-114), 7B (114-122),
               7C (122-127), 7D (128-135), 7E (136-141);

  Texture    : BRECCIA CONSISTS OF CRYSTALLINE PLAG-OL-CPX PHYRIC
               BASALT FRAGMENTS WITH MANY GLASS SELVAGES, GNDMASS
               OF BRECCIA FRAGMENTS IS FINE-GRAINED TO GLASSY,
               GLASS SELVAGES PARTLY ALTERED TO SMEC, BRECCIA
               MATRIX IS GREEN SMEC, INTERSERTAL;

  Structure  : PILLOW BASALT;

  Alteration : MOD
               LESS ALTERED BELOW PCE 4B;

  Comments   : BASALT GRAY TO GREENISH GRAY;

  Vesicles   : Size(mm):       <2   Percent:   1-3
               Location:            Filling: SMEC,CALCITE
               SOME FILLED WITH PYRITE, SOME <8MM;

  Phenocrysts: PLAGIOCLASE               ( 8-10%)
               Size(mm):         <6
               FRESH, EUHEDRAL;

               OLIVINE                   (    1%)
               Size(mm):         <1
               ALTERED TO SMEC + CALCITE;

               CLINOPYROXENE             (    2%)
               Size(mm):         <2
               FRESH, EUHEDRAL TO SUBHEDRAL;

  Replacement: SMECTITE
               Minerals Replaced: OL,GLASS

               CALCITE
               Minerals Replaced: OL

               PYRITE


Leg : 53    Top/Bottom Interval(mm):    0/ 690  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   788.39
Core:  75   Top of Core Depth (m)  :   781.70
Sect:  5    Top of Section Depth(m):   787.70

LITHOLOGY: BASALTIC GLASS;
           MASSIVE;

  Piece No.  : PCE 1 (2-12), 2 (15-25), 3A (28-35), 3B (36-44),
               3C (45-52), 3D (52-60), 4 (63-69);

  Texture    : PLAG-OL MODERATELY PHYRIC, PARTLY BRECCIATED
               BRECCIA MATRIX CONSISTS OF SMEC + CALCITE + ZEOLITE;

  Structure  : PARTLY MASSIVE AND PARTLY BRECCIATED, GLASS PARTLY
               MASSIVE;

  Alteration : MOD;

  Groundmass : PLAGIOCLASE               (    3%)
               FRESH MICROLITES;

  Phenocrysts: PLAGIOCLASE               (  5-7%)
               FRESH;

               OLIVINE                   (    1%)
               ALTERED TO SMEC;

  Replacement: SMECTITE
               Minerals Replaced: OL,GLASS

               CALCITE
               Minerals Replaced: GLASS

               ZEOLITE
               Minerals Replaced: GLASS


Leg : 53    Top/Bottom Interval(mm):    0/ 190  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   787.29
Core:  76   Top of Core Depth (m)  :   787.10
Sect:  1    Top of Section Depth(m):   787.10

LITHOLOGY: BASALTIC GLASS;

  Piece No.  : PCE 1 (3-6), 2A (8-11), 2B (11-15), 2C (16-19);

  Texture    : BRECCIATED AS IN CORE 75-6, PLAG-OL-CPX MODERATELY
               PHYRIC;

  Alteration : MOD;

  Phenocrysts: PLAGIOCLASE               (  2-5%)
               Size(mm):         <4

               OLIVINE                   (    1%)
               Size(mm):         <1

               CLINOPYROXENE             (    1%)
               Size(mm):         <2


Leg : 53    Top/Bottom Interval(mm):  200/1480  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   788.58
Core:  76   Top of Core Depth (m)  :   787.10
Sect:  1    Top of Section Depth(m):   787.30

LITHOLOGY: PLAG-OL-CPX MODERATELY PHYRIC BASALT;

  Piece No.  : PCE 2D (20-27), 2E (28-34), 2F (35-40), 26 (40-48),
               2H (49-57), 2I (57-62), 2J (62-68), 2K (69-76),
               2L (77-84), 2M (85-97), 2N (97-107), 2O (107-120),
               2P (120-136), 1G (136-148);

  Texture    : PLAG-OL-CPX MODERATELY PHYRIC, GNDMASS MEDIUM TO
               FINE-GRAINED, OFTEN MOTTLED;

  Structure  : VEINS FILLED WITH CALCITE + SMEC + QUARTZ + PYRITE;

  Alteration : MOD
               ALONG VEINS THERE ARE ZONES OF ALTERATION 0.5-1.0
               CM WIDE WITH DARK GREEN SMEC IN VESICLES AND
               GNDMASS, ALSO PYRITE;

  Comments   : BASALT GRAY TO GREENISH GRAY;

  Vesicles   : Size(mm):       <2   Percent:   1-2
               Location:            Filling: CALCITE,SMEC
               A FEW <5MM;

  Phenocrysts: PLAGIOCLASE               (  2-5%)
               Size(mm):         <4
               FRESH;

               OLIVINE                   (    1%)
               Size(mm):         <1
               ALTERED TO SMEC;

               CLINOPYROXENE             (    1%)
               Size(mm):         <2
               FRESH;

  Replacement: SMECTITE
               Minerals Replaced: OL

               CALCITE

               QUARTZ

               PYRITE
               DISSEMINATED IN GNDMASS;


Leg : 53    Top/Bottom Interval(mm):    0/1470  Analyst: Staudigel, H.
Hole: 418A  Sample Midpoint (m)    :   790.07
Core:  76   Top of Core Depth (m)  :   787.10
Sect:  2    Top of Section Depth(m):   788.60

LITHOLOGY: PLAG-OL-CPX MODERATELY PHYRIC BASALT;
           MASSIVE;

  Piece No.  : PCE 1A (2-10), 1B (10-17), 1C (17-30), 1D (30-39),
               1E (39-47), 1F (47-60), 1G (60-72), 1H (72-85),
               1I (85-92), 1J (92-100), 1K (100-106), 1L (107-114),
               1M (116-124), 1N (125-139), 1O (140-147);

  Texture    : PLAG-OL-CPX MODERATELY PHYRIC, GNDMASS FINE-GRAINED
               TO MEDIUM-GRAINED SUBOPHITIC;

  Structure  : VEINS FILLED WITH SMEC + CALCITE + PYRITE, MASSIVE;

  Alteration : SLIGHTLY;

  Comments   : BASALT MEDIUM TO DARK GRAY;

  Vesicles   : Size(mm):     <0.5   Percent:   0.5
               Location:            Filling: CALCITE,SMEC,

               Location:            Filling: PYRITE

  Phenocrysts: PLAGIOCLASE               (  2-3%)
               Size(mm):         <3
               FRESH, EUHEDRAL, GREENISH, TRANSLUCENT;

               OLIVINE                   (   <1%)
               Size(mm):         <1
               ALTERED TO SMEC;

               CLINOPYROXENE             (  1-2%)
               Size(mm):         <4
               FRESH, EUHEDRAL LONG XTLS;

  Replacement: SMECTITE
               Minerals Replaced: OL

               CALCITE

               PYRITE


Leg : 53    Top/Bottom Interval(mm):    0/1300  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   791.40
Core:  76   Top of Core Depth (m)  :   787.10
Sect:  3    Top of Section Depth(m):   790.10

LITHOLOGY: PLAG-CPX-OL MODERATELY PHYRIC BASALT;
           MASSIVE;

  Piece No.  : PCE 1A (2-15), 1B (15-23), 1C (24-34), 1D (34-47),
               1E (48-63), 1F (63-75), 1G (75-92), 1H (92-98),
               1I (98-109), 2 (114-130);

  Texture    : PLAG-CPX-OL MODERATELY PHYRIC, GNDMASS FINE-GRAINED
               HOLOXTLN;

  Structure  : HIGHLY FRACTURED AND FILLED WITH CALCITE + SMEC, IN
               PCE 2 THERE ARE SCHLIEREN OF APHANITIC MATERIAL,
               MASSIVE;

  Alteration : SLIGHTLY;

  Comments   : BASALT MEDIUM TO DARK GRAY;

  Phenocrysts: PLAGIOCLASE               (  3-4%)
               Size(mm):         <3
               FRESH;

               OLIVINE                   (  1-2%)
               Size(mm):         <1
               ALTERED TO SMEC;

               CLINOPYROXENE             (    1%)
               Size(mm):         <2
               FRESH;

  Replacement: SMECTITE
               Minerals Replaced: OL

               CALCITE


Leg : 53    Top/Bottom Interval(mm):    0/ 490  Analyst: Mathez, E.
Hole: 418A  Sample Midpoint (m)    :   793.59
Core:  77   Top of Core Depth (m)  :   793.10
Sect:  1    Top of Section Depth(m):   793.10

LITHOLOGY: APHYRIC TO PLAG-CPX MODERATELY PHYRIC BASALT;
           MASSIVE;

  Piece No.  : PCE 1A (2-17), 1B (18-26), 2 (28-38), 3A (42-49);

  Texture    : PLAG-CPX MODERATELY PHYRIC, GNDMASS FINE-GRAINED
               WITH ONE GLASS SELVAGE AT THE BASE OF PCE 3A, GLASS
               ALTERED TO SMEC, SOME APHYRIC PARTS, GNDMASS FINER-
               GRAINED TOWARD BOTTOM, SUBOPHITIC;

  Structure  : MASSIVE;

  Alteration : SLIGHTLY;

  Comments   : BASALT MEDIUM GRAY;

  Groundmass : PLAGIOCLASE

               CLINOPYROXENE

               OPAQUE MINERALS

  Phenocrysts: PLAGIOCLASE               (  1-2%)
               Size(mm):         <2
               FRESH;

               CLINOPYROXENE             (    1%)
               Size(mm):         <2
               FRESH, OFTEN INTERGROWN WITH PLAG IN SUBOPHITIC
               CLOTS;


Leg : 53    Top/Bottom Interval(mm):  520/1470  Analyst: Mathez, E.
Hole: 418A  Sample Midpoint (m)    :   794.57
Core:  77   Top of Core Depth (m)  :   793.10
Sect:  1    Top of Section Depth(m):   793.62

LITHOLOGY: BASALTIC BRECCIA;

  Piece No.  : PCE 3B (52-60), 4 (62-73), 5 (76-90), 6A (92-99),
               6B (100-109), 7 (115-125), 8 (127-136), 9 (138-147);

  Texture    : BRECCIA CONSISTS OF ANGULAR FRAGMENTS 10CM TO <1MM,
               FRAGMENTS MADE OF CRYSTALLINE BASALT, MANY HAVE
               GLASSY RINDS AND SMALL FRAGMENTS ARE COMPLETELY
               GLASS, BRECCIA MATRIX IS GREEN SMEC;

  Structure  : APPEARS TO BE PILLOW BRECCIA;

  Alteration : MOD;

  Replacement: SMECTITE


Leg : 53    Top/Bottom Interval(mm):    0/1460  Analyst: Mathez, E.
Hole: 418A  Sample Midpoint (m)    :   796.06
Core:  77   Top of Core Depth (m)  :   793.10
Sect:  2    Top of Section Depth(m):   794.60

LITHOLOGY: APHYRIC TO PLAG-OL-CPX MODERATELY PHYRIC BASALT;
           MASSIVE;

  Piece No.  : PCE 1 (2-12), 2 (15-28), 3 (31-44), 4A (47-61),
               4B (61-65), 5A (67-82), 5B (82-85), 5C (85-100),
               5D (100-117), 6A (125-140), 6B (140-146);

  Texture    : APHYRIC TO PLAG-OL-CPX MODERATELY PHYRIC, GNDMASS
               HOLOXTLN, APHANITIC IN PCE 1, FINE-GRAINED IN PCES
               2-3 AND MEDIUM-GRAINED SUBOPHITIC IN LOWER 100 CM
               OF SECTION;

  Structure  : SCATTERED VEINLETS FILLED WITH CALCITE + SMEC +
               PYRITE;

  Alteration : MOD;

  Comments   : BASALT MEDIUM TO DARK GRAY;

  Vesicles   : Size(mm):       <2   Percent:     5
               Location:            Filling: CALCITE,SMEC
               PCES 4A-5B, AT 70CM STRING OF CALCITE-FILLED
               VESICLES UP TO 2MM, BASE OF 4A CONTAINS 5% SMEC-
               FILLED(.5MM), IN A FEW CM BECOME CALCITE-FILLED
               AND INCREASE 1MM;

  Phenocrysts: PLAGIOCLASE               (  2-4%)
               Size(mm):         <4
               FRESH;

               OLIVINE                   (   <1%)
               Size(mm):         <1
               ALTERED TO SMEC;

               CLINOPYROXENE             (   <1%)
               Size(mm):         <2
               FRESH, OFTEN IN SUBOPHITIC CLOTS WITH PLAG;

  Replacement: PYRITE
               DISSEMINATED IN GNDMASS;

               SMECTITE
               Minerals Replaced: OL

               CALCITE


Leg : 53    Top/Bottom Interval(mm):    0/1390  Analyst: Mathez, E.
Hole: 418A  Sample Midpoint (m)    :   797.49
Core:  77   Top of Core Depth (m)  :   793.10
Sect:  3    Top of Section Depth(m):   796.10

LITHOLOGY: PLAG-OL-CPX MODERATELY PHYRIC BASALT;
           MASSIVE;

  Piece No.  : PCE 1A (2-8), 1B (8-15), 2A (17-32), 2B (32-47,
               2C (47-65), 2D (65-80), 3A (83-85), 3B (85-100),
               3C (100-116), 4A (118-130), 4B (125-139);

  Texture    : PLAG-OL-CPX MODERATELY PHYRIC, GNDMASS HOLOXTLNM
               MEDIUM-GRAINED, SUBOPHITIC, PCE 1 IS SLIGHTLY FINER-
               GRAINED THAN REST OF SECTION, GLASS MARGINS ABSENT;

  Structure  : SPARSE VEINLETS FILLED WITH CALCITE + SMEC,
               PROMINENT VEIN IN PCE 2A IS FILLED WITH CALCITE,
               MASSIVE;

  Alteration : MOD;

  Comments   : BASALT MEDIUM TO DARK GRAY;

  Vesicles   : Size(mm):            Percent:     2
               Location:            Filling: SMEC,CALCITE
               PCES (1,2A, 3A-B);

               Size(mm):            Percent:    <1
               Location:            Filling: SMEC,CALCITE
               REST OF SECTION;

  Phenocrysts: PLAGIOCLASE               (  3-5%)
               Size(mm):         <6
               FRESH, EUHEDRAL;

               OLIVINE                   (   <1%)
               Size(mm):         <1
               ALTERED TO SMEC;

               CLINOPYROXENE             (   <1%)
               Size(mm):         <1
               FRESH, SUBHEDRAL, OFTEN IN SUBOPHITIC CLOTS WITH
               PLAG;

  Replacement: SMECTITE
               Minerals Replaced: OL

               CALCITE


Leg : 53    Top/Bottom Interval(mm):    0/1370  Analyst: Mevel, C.
Hole: 418A  Sample Midpoint (m)    :   798.97
Core:  77   Top of Core Depth (m)  :   793.10
Sect:  4    Top of Section Depth(m):   797.60

LITHOLOGY: PLAG-OL-CPX MODERATELY PHYRIC BASALT;
           MASSIVE;

  Piece No.  : PCE 1A (2-22), 1B (22-36), 1C (36-50), 1D (52-69),
               1E (69-82), 2A (85-104), 2B (105-112), 2C (113-121),
               2D (122-129), 2E (128-137);

  Texture    : PLAG-OL-CPX MODERATELY PHYRIC, GNDMASS HOLOXTLN,
               MEDIUM-GRAINED, SUBOPHITIC;

  Structure  : SPARSE VEINLETS FILLED WITH SMEC AND MINOR PYRITE,
               MASSIVE;

  Alteration : MOD;

  Comments   : BASALT MEDIUM TO DARK GRAY;

  Vesicles   : Size(mm):       <3   Percent:   1-3
               Location:            Filling: SMEC,CALCITE
               INCREASE TOWARD BASE OF SECTION, FILLED WITH
               CALCITE IN PCES 2D-E AND STRING OF VESICLES IN PCE
               2E;

  Phenocrysts: PLAGIOCLASE               (  3-5%)
               Size(mm):         <8
               FRESH;

               OLIVINE                   (    1%)
               Size(mm):         <1
               ALTERED TO SMEC;

               CLINOPYROXENE             (   <1%)
               Size(mm):         <1
               FRESH;

  Replacement: SMECTITE
               Minerals Replaced: OL

               CALCITE

               PYRITE


Leg : 53    Top/Bottom Interval(mm):    0/1380  Analyst: Mevel, C.
Hole: 418A  Sample Midpoint (m)    :   800.48
Core:  77   Top of Core Depth (m)  :   793.10
Sect:  5    Top of Section Depth(m):   799.10

LITHOLOGY: PLAG-OL-CPX MODERATELY PHYRIC BASALT;
           MASSIVE;

  Piece No.  : PCE 1A (2-18), 1B (19-36), 2A (41-56), 2B (56-72),
               2C (73-86), 2D (85-97), 2E (98-105), 2F (106-124),
               2C (124-138);

  Texture    : PLAG-OL-CPX MODERATELY PHYRIC, GNDMASS HOLOXTLN,
               MEDIUM TO COARSE-GRAINED, SUBOPHITIC TO INTERSERTAL;

  Structure  : PROMINENT VEINS IN PCES 2B-C FILLED WITH SMEC +
               CALCITE AND PYRITE, SAME UNIT AS SECTION 77-4;

  Alteration : SLIGHTLY;

  Comments   : BASALT MEDIUM TO DARK GRAY;

  Vesicles   : Size(mm):       <3   Percent:   1-2
               Location:            Filling: SMEC,CALCITE
               STRING OF VESICLES IN PCE 1B, AMOUNT OF VESICLES
               DECREASES TOWARD BOTTOM OF SECTION;

  Phenocrysts: PLAGIOCLASE               (  3-5%)
               Size(mm):         <7
               FRESH;

               OLIVINE                   (    1%)
               Size(mm):         <1
               ALTERED TO SMEC;

               CLINOPYROXENE             (    2%)
               Size(mm):         <2
               FRESH;

  Replacement: SMECTITE
               Minerals Replaced: OL

               CALCITE

               PYRITE


Leg : 53    Top/Bottom Interval(mm):    0/1470  Analyst: Mevel, C.
Hole: 418A  Sample Midpoint (m)    :   802.07
Core:  77   Top of Core Depth (m)  :   793.10
Sect:  6    Top of Section Depth(m):   800.60

LITHOLOGY: PLAG-OL-CPX MODERATELY PHYRIC BASALT;
           MASSIVE;

  Piece No.  : PCE 1A (3-14), 1B (14-20), 2 (23-32), 3 (35-50),
               4A (55-61), 4B (62-71), 5A (75-87), 5B (87-96),
               6 (102-114), 7 (117-127), 8A (130-134),
               8B (134-147);

  Texture    : PLAG-OL-CPX MODERATELY PHYRIC, GNDMASS HOLOXTLN,
               MEDIUM TO COARSE-GRAINED, SUBOPHITIC, VEIN IN PCE 3
               HAS FRAGMENTS <10MM OF BRECCIA;

  Structure  : PROMINENT VEIN IN PCE 3  FILLED WITH SMEC, VEIN IN
               PCE 3 FILLED WITH CARB, SLICKENSIDES PRESENT ON PCES
               4B AND 6, SAME FLOW UNIT AS SECTION 77-5, MASSIVE;

  Alteration : MOD;

  Comments   : BASALT MEDIUM TO DARK GRAY;

  Vesicles   : Size(mm):            Percent:     1
               Location:            Filling: CALCITE,SMEC

  Phenocrysts: PLAGIOCLASE               (  3-5%)
               Size(mm):         <6
               FRESH;

               OLIVINE                   (    1%)
               Size(mm):         <1
               ALTERED TO SMEC;

               CLINOPYROXENE             (    3%)
               Size(mm):         <2
               FRESH, OFTEN IN GLOMEROPHYRIC CLOTS WITH PLAG;

  Replacement: SMECTITE
               Minerals Replaced: OL

               CALCITE


Leg : 53    Top/Bottom Interval(mm):    0/ 210  Analyst: Mathez, E.
Hole: 418A  Sample Midpoint (m)    :   802.31
Core:  77   Top of Core Depth (m)  :   793.10
Sect:  7    Top of Section Depth(m):   802.10

LITHOLOGY: PLAG-OL-CPX MODERATELY PHYRIC BASALT;
           MASSIVE;

  Piece No.  : PCE 1A (2-11), 1B (11-21);

  Texture    : PLAG-OL-CPX MODERATELY PHYRIC, GNDMASS HOLOXTLN,
               MEDIUM TO COARSE-GRAINED, SUBOPHITIC;

  Structure  : MASSIVE;

  Alteration : SLIGHTLY;

  Comments   : BASALT MEDIUM TO DARK GRAY, ALL IN CORE CATCHER;

  Vesicles   : Size(mm):       <1   Percent:    <1
               Location:            Filling: SMEC,CALCITE

  Phenocrysts: PLAGIOCLASE               (  3-5%)
               Size(mm):         <5
               FRESH;

               OLIVINE                   (    1%)
               Size(mm):         <1
               ALTERED TO SMEC;

               CLINOPYROXENE             (    1%)
               Size(mm):         <3
               FRESH, SOME WITH PLAG IN GLOMEROCRYSTS;

  Replacement: SMECTITE
               Minerals Replaced: OL

               CALCITE


Leg : 53    Top/Bottom Interval(mm):    0/1460  Analyst: Mevel, C.
Hole: 418A  Sample Midpoint (m)    :   803.86
Core:  78   Top of Core Depth (m)  :   802.40
Sect:  1    Top of Section Depth(m):   802.40

LITHOLOGY: PLAG-OL-CPX MODERATELY PHYRIC BASALT;
           MASSIVE;

  Piece No.  : PCE 1 (2-7), 2 (12-26), 3A (31-44), 3B (45-60),
               3C (60-72), 4A (77-90), 4B (90-103), 5A (106-121),
               5B (121-136), 5C (136-146);

  Texture    : PLAG-OL-CPX MODERATELY PHYRIC, GNDMASS HOLOXTLN,
               MEDIUM TO COARSE-GRAINED, SUBOPHITIC;

  Structure  : NOTABLE VEINS IN PCES (2A,3B,4B) FILLED WITH CARB
               AND SMEC AND MINOR PYRITE, FLOW UNIT SAME AS 77-4,
               MASSIVE;

  Alteration : MOD;

  Comments   : BASALT MEDIUM TO DARK GRAY;

  Vesicles   : Size(mm):       <2   Percent:    <1
               Location:            Filling: CALCITE,SMEC
               FILLED ALSO WITH MINOR PYRITE;

  Phenocrysts: PLAGIOCLASE               (  3-5%)
               Size(mm):         <6
               FRESH;

               OLIVINE                   (    1%)
               Size(mm):         <1
               ALTERED TO SMEC;

               CLINOPYROXENE             (    2%)
               Size(mm):         <2
               FRESH, OFTEN IN SUBOPHITIC CLOTS WITH PLAG;

  Replacement: SMECTITE
               Minerals Replaced: OL

               CALCITE

               PYRITE


Leg : 53    Top/Bottom Interval(mm):    0/1390  Analyst: Mathez, E.
Hole: 418A  Sample Midpoint (m)    :   805.29
Core:  78   Top of Core Depth (m)  :   802.40
Sect:  2    Top of Section Depth(m):   803.90

LITHOLOGY: PLAG-OL-CPX MODERATELY PHYRIC BASALT;
           MASSIVE;

  Piece No.  : PCE 1A (2-10), 1B (10-26), 1C (26-36), 1D (36-51),
               1E (51-60), 1F (60-68), 1G (68-77), 1H (81-98),
               1I (99-110), 2A (112-124), 2B (125-139);

  Texture    : PLAG-OL-CPX MODERATELY PHYRIC, GNDMASS HOLOXTLN,
               MEDIUM TO COARSE-GRAINED, SUBOPHITIC;

  Structure  : PROBABLY INTERIOR OF A FLOW, SCATTERED VEINLETS
               FILLED WITH CALCITE + SMEC, MASSIVE;

  Alteration : MOD;

  Comments   : BASALT MEDIUM TO DARK GRAY;

  Vesicles   : Size(mm):       <2   Percent:    <1
               Location:            Filling: CALCITE,SMEC
               ALSO MINOR PYRITE;

  Groundmass : PLAGIOCLASE
               Size(mm):         <1
               LATHS;

  Phenocrysts: PLAGIOCLASE               (  3-5%)
               Size(mm):         <8
               FRESH;

               OLIVINE                   (    1%)
               Size(mm):         <1
               ALTERED TO SMEC;

               CLINOPYROXENE             (   <1%)
               Size(mm):         <2
               FRESH, SUBHEDRAL, OFTEN IN SUBOPHITIC CLOTS WITH
               PLAG;

  Replacement: SMECTITE
               Minerals Replaced: OL

               CALCITE

               PYRITE


Leg : 53    Top/Bottom Interval(mm):    0/1460  Analyst: Mathez, E.
Hole: 418A  Sample Midpoint (m)    :   806.86
Core:  78   Top of Core Depth (m)  :   802.40
Sect:  3    Top of Section Depth(m):   805.40

LITHOLOGY: PLAG-OL-CPX MODERATELY PHYRIC BASALT;
           MASSIVE;

  Piece No.  : PCE 1A (2-17), 1B (18-33), 1C (33-46), 1D (47-50),
               2A (52-68), 2B (68-85), 2C (85-100), 2D (100-114),
               2E (114-130), 2F (130-146);

  Texture    : PLAG-OL-CPX MODERATELY PHYRIC, GNDMASS HOLOXTLN,
               MEDIUM TO COARSE-GRAINED, SUBOPHITIC;

  Structure  : PROMINENT VEINS IN PCES 1-2 FILLED WITH SMEC + CARB
               AND MINOR PYRITE, MASSIVE;

  Alteration : MOD;

  Comments   : BASALT MEDIUM TO DARK GRAY;

  Vesicles   : Size(mm):       <1   Percent:    <1
               Location:            Filling: CALCITE

  Phenocrysts: PLAGIOCLASE               (    5%)
               Size(mm):         <7
               FRESH, EUHEDRAL;

               OLIVINE                   (   <1%)
               Size(mm):         <1
               ALTERED TO SMEC;

               CLINOPYROXENE             (   <1%)
               Size(mm):         <2
               FRESH, OFTEN IN SUBOPHITIC CLOTS WITH PLAG;

  Replacement: SMECTITE
               Minerals Replaced: OL

               CALCITE

               PYRITE


Leg : 53    Top/Bottom Interval(mm):    0/1470  Analyst: Mevel, C.
Hole: 418A  Sample Midpoint (m)    :   808.37
Core:  78   Top of Core Depth (m)  :   802.40
Sect:  4    Top of Section Depth(m):   806.90

LITHOLOGY: PLAG-OL-CPX MODERATELY PHYRIC BASALT;
           MASSIVE;

  Piece No.  : PCE 1A (4-19), 1B (20-36), 1C (34-50), 2A (53-67),
               2B (67-75), 2C (76-90), 3A (92-106), 3B (106-121),
               3C (122-132), 3D (132-147);

  Texture    : PLAG-OL-CPX MODERATELY PHYRIC, GNDMASS HOLOXTLN,
               MEDIUM TO COARSE-GRAINED, SUBOPHITIC;

  Structure  : NOTABLE VEINS IN PCES (1B,2B,3B,3D) FILLED WITH SMEC
               AND MINOR PYRITE, SLICKENSIDES PRESENT ON PCES 3A
               AND 3D, MASSIVE;

  Alteration : MOD;

  Comments   : BASALT MEDIUM TO DARK GRAY;

  Vesicles   : Size(mm):     <0.2   Percent:     1
               Location:            Filling: CALCITE
               Shape   : ROUND

  Phenocrysts: PLAGIOCLASE               (  3-5%)
               Size(mm):         <6
               FRESH;

               OLIVINE                   (   <1%)
               Size(mm):         <1
               ALTERED TO SMEC;

               CLINOPYROXENE             (    2%)
               Size(mm):         <2
               FRESH;

  Replacement: PYRITE
               IN GNDMASS;

               SMECTITE
               Minerals Replaced: OL

               CALCITE


Leg : 53    Top/Bottom Interval(mm):    0/1410  Analyst: Mathez, E.
Hole: 418A  Sample Midpoint (m)    :   809.81
Core:  78   Top of Core Depth (m)  :   802.40
Sect:  5    Top of Section Depth(m):   808.40

LITHOLOGY: PLAG-OL-CPX MODERATELY PHYRIC BASALT;
           MASSIVE;

  Piece No.  : PCE 1A (2-19), 1B (20-35), 1C (35-50), 1D (50-65),
               1E (65-72), 1F (72-81), 1G (81-94), 2A (101-115),
               2B (115-130), 2C (128-141);

  Texture    : PLAG-OL-CPX MODERATELY PHYRIC, GNDMASS HOLOXTLN,
               MEDIUM TO COARSE-GRAINED, SUBOPHITIC;

  Structure  : PROMINENT VEINS IN PCES 1G AND 2A FILLED WITH SMEC
               AND CALCITE, MASSIVE;

  Alteration : MOD;

  Comments   : BASALT MEDIUM TO DARK GRAY;

  Vesicles   : Size(mm):            Percent:    <1
               Location:            Filling: CALCITE

  Phenocrysts: PLAGIOCLASE               (    3%)
               Size(mm):         <6
               FRESH, EUHEDRAL;

               OLIVINE                   (   <1%)
               Size(mm):         <1
               ALTERED TO SMEC;

               CLINOPYROXENE             (   <1%)
               Size(mm):         <2
               FRESH, OFTEN IN SUBOPHITIC CLOTS WITH PLAG;
               SUBHEDRAL;

  Replacement: SMECTITE
               Minerals Replaced: OL

               CALCITE


Leg : 53    Top/Bottom Interval(mm):    0/1470  Analyst: Mevel, C.
Hole: 418A  Sample Midpoint (m)    :   811.37
Core:  78   Top of Core Depth (m)  :   802.40
Sect:  6    Top of Section Depth(m):   809.90

LITHOLOGY: PLAG-OL-CPX MODERATELY PHYRIC BASALT;
           MASSIVE

  Piece No.  : PCE 1 (4-14), 2 (18-30), 3A (33-41), 3B (41-55),
               3C (55-69), 3D (69-82), 4 (86-98), 5 (102-107),
               6A (111-125), 6B (125-138), 6C (139-147);

  Texture    : PLAG-OL-CPX MODERATELY PHYRIC, GNDMASS HOLOXTLN,
               MEDIUM TO COARSE-GRAINED, SUBOPHITIC, AMOUNT OF
               PHENOS DECREASE TOWARD BOTTOM OF COOLING UNIT;

  Structure  : PART OF THICK COOLING UNIT, PROMINENT VEINS IN PCES
               (2,3A,3C) FILLED WITH CALCITE + SMEC, SLICKENSIDES
               PRESENT ON PCE 1, MASSIVE;

  Alteration : SLIGHTLY;

  Comments   : BASALT MEDIUM TO DARK GRAY;

  Phenocrysts: PLAGIOCLASE               (  1-2%)
               Size(mm):         <4
               FRESH;

               OLIVINE                   (   <1%)
               Size(mm):         <1
               ALTERED TO SMEC;

               CLINOPYROXENE             (    2%)
               Size(mm):         <1
               FRESH;

  Replacement: SMECTITE
               Minerals Replaced: OL

               CALCITE


Leg : 53    Top/Bottom Interval(mm):    0/1010  Analyst: Mevel, C.
Hole: 418A  Sample Midpoint (m)    :   812.41
Core:  78   Top of Core Depth (m)  :   802.40
Sect:  7    Top of Section Depth(m):   811.40

LITHOLOGY: PLAG-OL SPARSELY PHYRIC BASALT;
           MASSIVE;

  Piece No.  : PCE 1 (7-20), 2 (24-37), 3 (42-55), 4 (60-69),
               5 (60-70), 6 (85-101);

  Texture    : PLAG-OL SPARSELY PHYRIC, GNDMASS HOLOXTLN, COARSE-
               GRAINED, SUBOPHITIC;

  Structure  : VERY FEW VEINS FILLED WITH SMEC + CALCITE + PYRITE,
               MASSIVE;

  Alteration : MOD;

  Comments   : BASALT MEDIUM TO DARK GRAY;

  Vesicles   : Size(mm):       <2   Percent:
               Location:            Filling: CALCITE
               PCE 1, SOME SMEC-FILLED IN PCES (1,3,6);

  Phenocrysts: PLAGIOCLASE               (    1%)
               Size(mm):         <2
               FRESH;

               OLIVINE                   (   <1%)
               Size(mm):         <1
               ALTERED TO SMEC;

  Replacement: SMECTITE
               Minerals Replaced: OL

               CALCITE

               PYRITE


Leg : 53    Top/Bottom Interval(mm):    0/ 740  Analyst: Staudigel, H.
Hole: 418A  Sample Midpoint (m)    :   812.74
Core:  79   Top of Core Depth (m)  :   812.00
Sect:  1    Top of Section Depth(m):   812.00

LITHOLOGY: PLAG-CPX SPARSELY PHYRIC BASALT;

  Piece No.  : PCE 1 (3-6), 2A (9-20), 2B (21-33), 3 (35-48),
               4 (50-66), 5 (69-74);

  Texture    : PLAG-CPX SPARSELY PHYRIC, GNDMASS HOLOXTLN,
               MEDIUM-GRAINED, SUBOPHITIC;

  Alteration : SLIGHTLY;

  Comments   : BASALT MEDIUM TO DARK GRAY, PCE 1 IS SMALL FRAGMENT
               OF ALTERED SEDIMENT PROBABLY SLUMPED INTO THE HOLE;

  Vesicles   : LARGE VESICLE IN PCE 10 FILLED WITH CARB + SMEC;

  Groundmass : PLAGIOCLASE

               CLINOPYROXENE

               OLIVINE

               OPAQUE MINERALS
               COMPLETELY CRYSTALLIZED AND SMEC-WEATHERED
               INTERSTITIAL GLASS;

  Phenocrysts: PLAGIOCLASE               (   <1%)
               Size(mm):         <3

               CLINOPYROXENE             (   <1%)
               FRESH;

  Replacement: SMECTITE
               Minerals Replaced: GLASS


Leg : 53    Top/Bottom Interval(mm):  770/1090  Analyst: Staudigel, H.
Hole: 418A  Sample Midpoint (m)    :   813.09
Core:  79   Top of Core Depth (m)  :   812.00
Sect:  1    Top of Section Depth(m):   812.77

LITHOLOGY: PLAG-OL MODERATELY PHYRIC BASALT;

  Piece No.  : PCE 6 (77-81), 7A (83-93), 7B (94-100),
               8A (102-109);

  Texture    : PLAG-OL MODERATELY PHYRIC, GNDMASS FINE-GRAINED TO
               GLASSY, CHILLED MARGINS PRESENT ON BOTH UPPER AND
               LOWER CONTACTS, GLASS IS ALTERED TO SMEC;

  Structure  : DIKE BASALT THROUGHOUT THIS INTERVAL WITH TWO
               CHILLED MARGINS, UPPER MARGIN HORIZONTAL AND LOWER
               DIPS 45 DEGREES;

  Alteration : MOD;

  Comments   : BASALT GREENISH GRAY;

  Phenocrysts: PLAGIOCLASE               (   <1%)
               Size(mm):         <1
               FRESH;

               OLIVINE                   (    2%)
               Size(mm):         <1

  Replacement: SMECTITE
               Minerals Replaced: GLASS


Leg : 53    Top/Bottom Interval(mm): 1090/1470  Analyst: Staudigel, H.
Hole: 418A  Sample Midpoint (m)    :   813.47
Core:  79   Top of Core Depth (m)  :   812.00
Sect:  1    Top of Section Depth(m):   813.09

LITHOLOGY: PLAG-CPX SPARSELY PHYRIC BASALT;

  Piece No.  : PCE 8B (109-123), 9 (126-134), 10 (136-147);

  Texture    : PLAG-CPX SPARSELY PHYRIC, SAME FLOW MINERALOGICALLY
               AND TEXTURALLY AS ABOVE WITH DIKE CUTTING THROUGH;

  Alteration : SLIGHTLY;

  Vesicles   : VESICLE IN PCE 10 (1CMX1.25CM) CONTAINS
               INTERFACE BETWEEN CARB FILLING AND PYRITE FILLING,
               INTERFACE SIMILAR TO MENISCUS (DIPS 15 DEGREES;)


Leg : 53    Top/Bottom Interval(mm):    0/ 720  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   814.22
Core:  79   Top of Core Depth (m)  :   812.00
Sect:  2    Top of Section Depth(m):   813.50

LITHOLOGY: APHYRIC BASALT;

  Piece No.  : PCE 1 (4-14), 2 (18-19), 3A (22-37), 3B (38-42),
               3C (43-50), 3D (50-62), 3E (62-72);

  Texture    : APHYRIC, HOLOXTLN, MEDIUM TO COARSE-GRAINED,
               SUBOPHITIC, SAME AS INTERVAL 108-138CM, DOLERITE(?);

  Alteration : SLIGHTLY;

  Comments   : BASALT MEDIUM GRAY;

  Vesicles   : Size(mm):            Percent:    <1
               Location:            Filling: CALCITE,SMEC
               NOT UNIFORMLY DISTRIBUTED;

  Replacement: PYRITE
               DISSEMINATED IN GNDMASS;

               CALCITE
               DISSEMINATED IN GNDMASS;

               SMECTITE


Leg : 53    Top/Bottom Interval(mm):  750/1080  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   814.58
Core:  79   Top of Core Depth (m)  :   812.00
Sect:  2    Top of Section Depth(m):   814.25

LITHOLOGY: PLAG-OL-CPX MODERATELY PHYRIC BASALT;

  Piece No.  : PCE 4A (75-88), 4B (88-101), 4C (101-108);

  Texture    : PLAG-OL-CPX MODERATELY PHYRIC, GNDMASS FINE-GRAINED
               TO GLASSY, GLASSY MARGINS PRESENT ON TOP AND BOTTOM
               OF DIKE, GLASS ALTERED TO SMEC;

  Structure  : SCATTERED VEINLETS FILLED WITH SMEC + PYRITE, THIS
               INTERVAL CONSISTS OF DIKE BASALT;

  Alteration : MOD;

  Comments   : BASALT GREENISH GRAY;

  Phenocrysts: PLAGIOCLASE               (    5%)
               Size(mm):         <2
               FRESH;

               OLIVINE                   (    3%)
               Size(mm):       <0.5
               ALTERED TO SMEC;

               CLINOPYROXENE             (    1%)
               Size(mm):         <1
               FRESH, GAMMA EQUALS 1.708;

  Replacement: SMECTITE
               Minerals Replaced: GLASS,OL

               PYRITE


Leg : 53    Top/Bottom Interval(mm): 1080/1380  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   814.88
Core:  79   Top of Core Depth (m)  :   812.00
Sect:  2    Top of Section Depth(m):   814.58

LITHOLOGY: APHYRIC BASALT;

  Piece No.  : PCE 4D (108-122), 4E (123-138);

  Texture    : MINERALOGICALLY AND TEXTURALLY SIMILAR TO INTERVAL
               3-72CM, APHYRIC, GRAINS ARE NOT CEMENTED AND IT
               RESEMBLES SANDSTONE, TEXTURE AND GRAIN SIZE UNIFORM;

  Alteration : FRESH;

  Vesicles   : Size(mm):       <6   Percent:
               Location:            Filling: CALCITE

  Groundmass : PLAGIOCLASE               (55-60%)
               SUBHEDRAL;

               CLINOPYROXENE             (   20%)

               OLIVINE

               MAGNETITE                 (   10%)

  Replacement: SMECTITE

               CALCITE

               PYRITE


Leg : 53    Top/Bottom Interval(mm):    0/1100  Analyst: Staudigel, H.
Hole: 418A  Sample Midpoint (m)    :   816.10
Core:  79   Top of Core Depth (m)  :   812.00
Sect:  3    Top of Section Depth(m):   815.00

LITHOLOGY: APHYRIC BASALT;

  Piece No.  : PCE 1A (2-19), 1B (20-32), 1C (32-50), 1D (50-57),
               1E (58-64), 1F (65-81), 1G (81-96), 1H (96-109);

  Texture    : APHYRIC, HOLOXTLN, MEDIUM TO COARSE-GRAINED;
               SUBOPHITIC;

  Alteration : SLIGHTLY;

  Comments   : BASALT MEDIUM GRAY;

  Vesicles   : Size(mm):            Percent:     1
               Location:            Filling: CALCITE,SMEC

  Replacement: CALCITE

               SMECTITE


Leg : 53    Top/Bottom Interval(mm): 1100/1480  Analyst: Staudigel, H.
Hole: 418A  Sample Midpoint (m)    :   816.48
Core:  79   Top of Core Depth (m)  :   812.00
Sect:  3    Top of Section Depth(m):   816.10

LITHOLOGY: PLAG-OL MODERATELY PHYRIC BASALT;

  Piece No.  : PCE 1I (110-124), 1J (125-133), 1K (132-140),
               1L (141-148);

  Texture    : PLAG-OL MODERATELY PHYRIC, GNDMASS FINE-GRAINED TO
               GLASSY, GLASS MARGIN OCCURS AT 115CM;

  Structure  : THIS INTERVAL IS PART OF BASALT DIKE;

  Alteration : MOD;

  Comments   : DIKE MEDIUM GRAY;

  Phenocrysts: PLAGIOCLASE               (  1-2%)
               Size(mm):         <1
               FRESH;

               OLIVINE                   (  2-3%)
               Size(mm):         <1
               ALTERED TO SMEC;

  Replacement: SMECTITE
               Minerals Replaced: OL


Leg : 53    Top/Bottom Interval(mm):    0/1030  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   817.53
Core:  79   Top of Core Depth (m)  :   812.00
Sect:  4    Top of Section Depth(m):   816.50

LITHOLOGY: PLAG-OL-CPX PHYRIC BASALT;

  Piece No.  : PCE 1A (3-10), 1B (9-17), 1C (17-30), 1D (31-40),
               1E (40-48), 1F (48-54), 2A (58-64), 2B (65-77),
               2C (77-87), 2D (88-103);

  Texture    : PLAG-OL-CPX PHYRIC, GNDMASS IS FINE-GRAINED TO
               GLASSY, GLASSY ZONE MARKS CONTACT OF DIKE AND FLOW,
               GLASS IS ALTERED TO SMEC AND MINOR PYRITE;

  Structure  : SPARSE VEINS FILLED WITH SMEC + PYRITE, CONTACT
               BETWEEN FLOW AND DIKE IS VERY STEEP EXTENDING FROM
               58-96CM;

  Alteration : MOD;

  Comments   : DIKE BASALT GRAY TO GREENISH GRAY;

  Phenocrysts: PLAGIOCLASE               (10-15%)
               Size(mm):         <5
               FRESH;

               OLIVINE                   (    4%)
               Size(mm):         <2
               ALTERED TO SMEC;

               CLINOPYROXENE             (    1%)
               Size(mm):         <3
               FRESH;

  Replacement: SMECTITE
               Minerals Replaced: OL,GLASS

               PYRITE
               Minerals Replaced: GLASS


Leg : 53    Top/Bottom Interval(mm): 1030/1430  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   817.93
Core:  79   Top of Core Depth (m)  :   812.00
Sect:  4    Top of Section Depth(m):   817.53

LITHOLOGY: PLAG MODERATELY PHYRIC BASALT;

  Piece No.  : PCE 2E (103-110), 2F (109-115), 2G (115-127),
               2H (127-143);

  Texture    : PLAG MODERATELY PHYRIC, GNDMASS HOLOXTLN, MEDIUM TO
               COARSE-GRAINED, SUBOPHITIC;

  Structure  : SPARSE VEINS FILLED WITH SMEC + PYRITE;

  Alteration : SLIGHTLY;

  Comments   : BASALT GRAY;

  Vesicles   : Size(mm):       <3   Percent:    <1
               Location:            Filling: CALCITE

  Phenocrysts: PLAGIOCLASE               (    3%)
               Size(mm):         <8
               FRESH;

  Replacement: SMECTITE

               PYRITE


Leg : 53    Top/Bottom Interval(mm):    0/1470  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   819.47
Core:  79   Top of Core Depth (m)  :   812.00
Sect:  5    Top of Section Depth(m):   818.00

LITHOLOGY: PLAG-OL-CPX PHYRIC BASALT;
           MASSIVE;

  Piece No.  : PCE 1A (2-17), 1B (14-30), 1C (30-38), 1D (37-45),
               1E (45-58), 1F (58-67), 1G (67-77), 1H (75-87),
               1I (87-91), 1J (92-102), 1K (102-117), 1L (117-133),
               1M (133-147);

  Texture    : PLAG-OL-CPX PHYRIC, GNDMASS HOLOXTLN, MEDIUM TO
               COARSE-GRAINED, SUBOPHITIC;

  Structure  : PROMINENT VEIN IN PCE 1 FILLED WITH SMEC + CALCITE;
               MASSIVE;

  Alteration : SLIGHTLY;

  Comments   : BASALT MEDIUM GRAY;

  Phenocrysts: PLAGIOCLASE               (  5-8%)
               Size(mm):         <5
               FRESH;

               OLIVINE                   (    3%)
               Size(mm):         <1
               ALTERED TO SMEC;

               CLINOPYROXENE             (    4%)
               Size(mm):         <2
               FRESH;

  Replacement: SMECTITE
               Minerals Replaced: OL

               CALCITE


Leg : 53    Top/Bottom Interval(mm):    0/1460  Analyst: Staudigel, H.
Hole: 418A  Sample Midpoint (m)    :   820.96
Core:  79   Top of Core Depth (m)  :   812.00
Sect:  6    Top of Section Depth(m):   819.50

LITHOLOGY: PLAG-OL MODERATELY PHYRIC BASALT;
           MASSIVE;

  Piece No.  : PCE 1A (2-11), 1B (9-17), 1C (17-33), 1D (33-48),
               1E (50-64), 1F (65-76), 1G (76-84), 1H (79-91),
               1I (92-95), 1J (95-106), 2A (116-124), 2B (125-130),
               2C (131-146);

  Texture    : PLAG-OL MODERATELY PHYRIC, PHENOS INCREASE TOWARD
               BOTTOM OF SECTION, GNDMASS FINE TO MEDIUM-GRAINED
               WITH SOME INTERSTITIAL GLASS ALTERED TO SMEC;

  Structure  : SCATTERED VEINS ARE FILLED WITH SMEC + CALCITE,
               MASSIVE;

  Alteration : SLIGHTLY;

  Comments   : BASALT MEDIUM GRAY;

  Vesicles   : Size(mm):            Percent:     1
               Location:            Filling: SMEC,CALCITE

  Phenocrysts: PLAGIOCLASE               (  2-8%)
               Size(mm):         <8
               FRESH;

               OLIVINE                   (    1%)
               Size(mm):         <1
               PARTLY REPLACED BY SMEC;

  Replacement: SMECTITE
               Minerals Replaced: OL

               CALCITE


Leg : 53    Top/Bottom Interval(mm):    0/1240  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   822.24
Core:  79   Top of Core Depth (m)  :   812.00
Sect:  7    Top of Section Depth(m):   821.00

LITHOLOGY: PLAG-OL-CPX PHYRIC BASALT;
           MASSIVE;

  Piece No.  : PCE 1A (3-18), 1B (20-28), 1C (29-43), 1D (45-58),
               1E (60-72), 2A (75-90), 2B (90-97), 2C (97-103),
               2D (103-113), 2E (115-124);

  Texture    : PLAG-OL-CPX PHYRIC, GNDMASS FINE-GRAINED, GRAIN SIZE
               DECREASES GRADUALLY WITH DEPTH;

  Structure  : NUMEROUS FRACTURES AND VEINLETS FILLED WITH SMEC,
               PCE 2E REPRESENTS BASE OF MASSIVE COOLING UNIT,
               MASSIVE;

  Alteration : MOD;

  Comments   : BASALT GRAY TO GREENISH GRAY;

  Phenocrysts: PLAGIOCLASE               (   10%)
               Size(mm):         <5
               FRESH;

               OLIVINE                   (    1%)
               Size(mm):         <1
               ALTERED TO SMEC;

               CLINOPYROXENE             (    1%)
               Size(mm):         <2
               FRESH;

  Replacement: SMECTITE
               Minerals Replaced: OL


Leg : 53    Top/Bottom Interval(mm):    0/1480  Analyst: Mevel, C.
Hole: 418A  Sample Midpoint (m)    :   822.98
Core:  80   Top of Core Depth (m)  :   821.50
Sect:  1    Top of Section Depth(m):   821.50

LITHOLOGY: PLAG-CPX SPARSELY TO MODERATELY PHYRIC BASALT;
           MASSIVE;

  Piece No.  : PCE 1 (4-7), 2A (10-18), 2B (18-35), 2C (32-45),
               2D (45-54), 2E (52-63), 3A (65-76), 3B (77-89),
               4 (93-97), 5 (100-109), 6 (113-123), 7 (125-136),
               8 (138-148);

  Texture    : PLAG-CPX SPARSELY TO MODERATELY PHYRIC, FROM PCE 1-8
               GRAIN SIZE INCREASES WHILE AMOUNT OF PLAG PHENOS
               DECREASES, PCE 1 IS A VERY FINE-GRAINED ROCK WITH A
               LITTLE AMOUNT OF GLASS;
               PCE 1 IS UPPER MARGIN OF NEW COOLING UNIT JUST
               BELOW THE ONE IN SECTION 79-7;

  Structure  : THIN VEINS FILLED WITH SMEC + CALCITE + PYRITE,
               MASSIVE;

  Alteration : SLIGHTLY;

  Phenocrysts: PLAGIOCLASE               (   <5%)
               Size(mm):         <5
               FRESH;

               CLINOPYROXENE             (   <1%)
               Size(mm):         <1

               OLIVINE
               RARE, ALTERED TO SMEC;

  Replacement: SMECTITE
               Minerals Replaced: OL

               CALCITE

               PYRITE


Leg : 53    Top/Bottom Interval(mm):    0/1090  Analyst: Mevel, C.
Hole: 418A  Sample Midpoint (m)    :   824.09
Core:  80   Top of Core Depth (m)  :   821.50
Sect:  2    Top of Section Depth(m):   823.00

LITHOLOGY: PLAG-CPX-OL MODERATELY PHYRIC BASALT;
           MASSIVE;

  Piece No.  : PCE 1A (3-15), 1B (15-25), 1C (26-31), 2 (34-51),
               3 (55-70), 4 (73-77), 5A (83-97), 5B (97-109);

  Texture    : PLAG-CPX-OL MODERATELY PHYRIC, GNDMASS COARSE
               GRAINED;

  Structure  : MASSIVE;

  Alteration : SLIGHTLY;

  Comments   : FROM PCE 1A TO THE TOP OF PCES 6A-B IS THE
               CONTINUATION OF COOLING UNIT OF SECTION 80-1;

  Phenocrysts: PLAGIOCLASE               (  3-5%)
               Size(mm):         <4

               CLINOPYROXENE             (   <1%)
               Size(mm):         <1
               FRESH;

               OLIVINE                   (   <1%)
               Size(mm):         <1
               ALTERED TO SMEC;

  Replacement: SMECTITE
               Minerals Replaced: OL


Leg : 53    Top/Bottom Interval(mm): 1110/1470  Analyst: Mevel, C.
Hole: 418A  Sample Midpoint (m)    :   824.47
Core:  80   Top of Core Depth (m)  :   821.50
Sect:  2    Top of Section Depth(m):   824.11

LITHOLOGY: PLAG-OL PHYRIC BASALT;

  Piece No.  : PCE 6A (111-122), 6B (122-131), 7 (135-147);

  Texture    : PLAG-OL PHYRIC BASALT, GNDMASS FINE-GRAINED,
               PCE 6A-B SHOW CONTACT BETWEEN COARSE AND FINE
               GRAINED BASALT WITH A GLASSY MARGIN AND IS
               INTERPRETED AS A DIKE CONTACT;

  Structure  : THIN VEINS FILLED WITH SMEC AND MINOR PYRITE;

  Alteration : SLIGHTLY;

  Phenocrysts: PLAGIOCLASE               (10-12%)
               Size(mm):         <7
               FRESH;

               OLIVINE                   (    2%)
               Size(mm):         <1
               ALTERED TO SMEC;

  Replacement: SMECTITE
               Minerals Replaced: OL

               PYRITE


Leg : 53    Top/Bottom Interval(mm):    0/1270  Analyst: Mevel, C.
Hole: 418A  Sample Midpoint (m)    :   825.77
Core:  80   Top of Core Depth (m)  :   821.50
Sect:  3    Top of Section Depth(m):   824.50

LITHOLOGY: PLAG-OL PHYRIC BASALT;

  Piece No.  : PCE 1A (2-12), 1B (12-21), 1C (21-36), 2A (40-49),
               2B (44-59), 3A (63-77), 3B (77-90), 3C (90-96),
               3D (96-101), 3E (101-103), 3F (104-116),
               3G (117-127);

  Texture    : PLAG-OL PHYRIC BASALT, CONTINUATION OF THE FINE
               GRAINED ROCK OF DIKE, GRAIN SIZE OF GNDMASS SEEMS TO
               BE A LITTLE COARSER IN CENTER OF THIS COOLING UNIT
               (PCES 2A-B), IN PCES 1A-B BRECCIATED ZONE, CEMENT
               BETWEEN BASALT FRAGMENTS IS SMEC + CALCITE + PYRITE
               AND POSSIBLY QUARTZ, ONE OF THE BASALT FRAGMENTS IS
               COARSE-GRAINED, PCE 1B SHOWS A CHILLED CONTACT WITH
               NARROW GLASSY ZONE BETWEEN THE DIKE AND A COARSE-
               GRAINED MATERIAL;

  Alteration : SLIGHTLY;

  Comments   : THIN SECTION - PHENOS - OL 2% AND PLAG 8%, GNDMASS
               PLAG: CPX IS 1:1 AND OP.MINS 5%;

  Phenocrysts: PLAGIOCLASE               (10-12%)
               Size(mm):         <6
               FRESH;

               OLIVINE                   (  1-2%)
               Size(mm):         <1
               ALTERED TO SMEC;

  Replacement: SMECTITE
               Minerals Replaced: OL

               CALCITE

               QUARTZ

               PYRITE
               IN GNDMASS;


Leg : 53    Top/Bottom Interval(mm): 1310/1470  Analyst: Mevel, C.
Hole: 418A  Sample Midpoint (m)    :   825.97
Core:  80   Top of Core Depth (m)  :   821.50
Sect:  3    Top of Section Depth(m):   825.81

LITHOLOGY: PLAG SPARSELY PHYRIC BASALT;
           MASSIVE;

  Piece No.  : PCE 4 (131-138), 5 (142-147);

  Texture    : PLAG SPARSELY PHYRIC BASALT, COARSE-GRAINED, DIKE
               SHOWS A CHILLED CONTACT WITH A FEW MM OF THICK
               GLASSY MARGIN;

  Alteration : SLIGHTLY;

  Comments   : PCE 4 VERTICAL CONTACT BETWEEN THE DIKE AND A COARSE
               GRAINED MATERIAL, SAME AS TOP OF SECTION 80-2;

  Phenocrysts: PLAGIOCLASE


Leg : 53    Top/Bottom Interval(mm):    0/ 420  Analyst: Mathez, E.
Hole: 418A  Sample Midpoint (m)    :   826.42
Core:  80   Top of Core Depth (m)  :   821.50
Sect:  4    Top of Section Depth(m):   826.00

LITHOLOGY: PLAG-OL-CPX PHYRIC BASALT;

  Piece No.  : PCE 1A (2-5), 1B (5-15), 1C (15-26), 1D (26-42);

  Texture    : PLAG-OL-CPX PHYRIC, CORE CONSISTS OF UPPER DIKE ROCK
               (1A-1D), FLOW ROCK OF PREVIOUS SECTIONS (1E-2) AND
               DIKE ROCK AGAIN (1I-3), NARROW GLASS ZONE (2MM) AT
               DIKE CONTACT, GNDMASS CRYPTXLN;

  Alteration : SLIGHTLY;

  Comments   : DIKE CONTACTS ARE AT 1D-E INTERFACE AND 1I-2, DIKES
               ARE INTRUSIVE TO FLOW SINCE THEY HAVE CHILLED
               MARGINS, UPPER CONTACT OF DIKE IS EXPOSED ON BACK
               SIDE OF WORKING HALF OF CORE;

  Vesicles   : Size(mm):            Percent:     0

  Phenocrysts: PLAGIOCLASE               (   10%)
               Size(mm):        1-5

               OLIVINE                   (   <1%)
               Size(mm):         <2
               EUHEDRAL;

               CLINOPYROXENE             (   <1%)
               MAY OCCUR WITH PLAG PHENOS;


Leg : 53    Top/Bottom Interval(mm):  420/1090  Analyst: Mathez, E.
Hole: 418A  Sample Midpoint (m)    :   827.09
Core:  80   Top of Core Depth (m)  :   821.50
Sect:  4    Top of Section Depth(m):   826.42

LITHOLOGY: PLAG-CPX-OL MODERATELY PHYRIC BASALT;
           MASSIVE;

  Piece No.  : PCE 1E (42-59), 1F (60-76), 1G (76-90), 1H (90-109);

  Texture    : PLAG-CPX-OL MODERATELY PHYRIC BASALT, GNDMASS COARSE
               GRAINED, OPHITIC OR SUBOPHITIC, PLAG CONTENT IS
               HIGHER AND CPX LOWER THAN IN FLOW IN CORE 78 BUT
               STILL MAY BE THE SAME;

  Structure  : MASSIVE;

  Alteration : SLIGHTLY;

  Vesicles   : Size(mm):            Percent:     0

  Phenocrysts: PLAGIOCLASE               (    8%)
               Size(mm):        1-4
               EUHEDRAL, FRESH;

               CLINOPYROXENE             (   <1%)
               Size(mm):        1-2
               FRESH, INTERGROWN WITH PLAG;

               OLIVINE                   (   <1%)
               Size(mm):          1
               ALTERED TO SMEC;

  Replacement: SMECTITE
               Minerals Replaced: OL


Leg : 53    Top/Bottom Interval(mm): 1090/1440  Analyst: Mathez, E.
Hole: 418A  Sample Midpoint (m)    :   827.44
Core:  80   Top of Core Depth (m)  :   821.50
Sect:  4    Top of Section Depth(m):   827.09

LITHOLOGY: PLAG-OL-CPX PHYRIC BASALT;

  Piece No.  : PCE 1I (109-118), 2 (120-127), 3 (129-144);

  Texture    : PLAG-OL-CPX PHYRIC, SAME AS DIKE ROCK IN PCES 1A-D;

  Structure  : PART OF DIKE ROCK;

  Alteration : SLIGHTLY;


Leg : 53    Top/Bottom Interval(mm):    0/1090  Analyst: Mathez, E.
Hole: 418A  Sample Midpoint (m)    :   828.59
Core:  80   Top of Core Depth (m)  :   821.50
Sect:  5    Top of Section Depth(m):   827.50

LITHOLOGY: PLAG-OL-CPX PHYRIC BASALT;

  Piece No.  : PCE 1A (2-17), 1B (18-27), 1C (28-38), 2A (43-61),
               2B (62-72), 3 (76-87), 4 (95-109);

  Texture    : PLAG-OL-CPX PHYRIC, GNDMASS CRYPTXLN, BASE OF PCE 4
               FINE-GRAINED DENSE CHILLED ZONE;

  Alteration : SLIGHTLY;

  Comments   : BASE OF PCE 4 IS CONTACT OF DIKE AND FLOW ROCK;
               DIKE CONTAINS A 2CM XENOLITH OF FLOW ROCK (PCES 2B-
               3), THIN SECTION-PHENOS-OL 1% PLAG 10%, GNDMASS
               PLAG:CPX IS 1:1 AND OP.MINS 3% AND 5% GLASS;

  Phenocrysts: PLAGIOCLASE               (10-12%)
               LOCALLY TO 20%, EUHEDRAL, FRESH;

               OLIVINE                   (   <1%)
               Size(mm):         <2

               CLINOPYROXENE             (   <1%)


Leg : 53    Top/Bottom Interval(mm): 1110/1440  Analyst: Mathez, E.
Hole: 418A  Sample Midpoint (m)    :   828.94
Core:  80   Top of Core Depth (m)  :   821.50
Sect:  5    Top of Section Depth(m):   828.61

LITHOLOGY: PLAG-OL-CPX MODERATELY PHYRIC BASALT;
           MASSIVE;

  Piece No.  : PCE 5A (112-124), 5B (125-137), 5C (137-144);

  Texture    : PLAG-OL-CPX MODERATELY PHYRIC, PART OF FLOW ROCK;

  Structure  : PROMINENT VEINS OF SMEC AND LESS ABUNDANT CALCITE
               AND MINOR PYRITE AND FE.OXIDE WHICH LINES VEINS;

  Alteration : MOD;

  Comments   : PART OF CONTACT WITH DIKE ON BACK OF 5A;

  Phenocrysts: PLAGIOCLASE

               CLINOPYROXENE

               OLIVINE

  Replacement: FERROUS OXIDE

               CALCITE

               PYRITE

               SMECTITE


Leg : 53    Top/Bottom Interval(mm):    0/1450  Analyst: Mathez, E.
Hole: 418A  Sample Midpoint (m)    :   830.45
Core:  80   Top of Core Depth (m)  :   821.50
Sect:  6    Top of Section Depth(m):   829.00

LITHOLOGY: PLAG-CPX-OL MODERATELY PHYRIC BASALT;
           MASSIVE;

  Piece No.  : PCE 1A (4-17), 1B (18-29), 2 (34-43), 3 (47-62),
               4 (67-78), 5 (83-99), 6A (104-113), 6B (110-121),
               7 (126-145);

  Texture    : PLAG-CPX-OL MODERATELY PHYRIC, GNDMASS COARSE-
               GRAINED, SUBOPHITIC TO OPHITIC;

  Structure  : FEW SMEC + CALCITE VEINLETS, MASSIVE;

  Alteration : SLIGHTLY
               SMEC ALTERATION IN PCE 1A AT 5CM;

  Phenocrysts: PLAGIOCLASE               (  5-7%)
               Size(mm):         <8
               MOSTLY 1-5MM, FRESH, EUHEDRAL;

               CLINOPYROXENE
               TRACES WITH PLAG PHENOS;

               OLIVINE                   (   <1%)
               Size(mm):         <1
               ALTERED TO SMEC;

  Replacement: SMECTITE
               Minerals Replaced: OL

               CALCITE


Leg : 53    Top/Bottom Interval(mm):    0/ 530  Analyst: Mathez, E.
Hole: 418A  Sample Midpoint (m)    :   831.03
Core:  80   Top of Core Depth (m)  :   821.50
Sect:  7    Top of Section Depth(m):   830.50

LITHOLOGY: PLAG-CPX MODERATELY PHYRIC BASALT;
           MASSIVE;

  Piece No.  : PCE 1A (4-22), 1B (23-38), 1C (40-53);

  Texture    : PLAG-CPX MODERATELY PHYRIC, GNDMASS COARSE-GRAINED
               OPHITIC TO SUBOPHITIC;

  Structure  : ALL FLOW ROCK;

  Alteration : SLIGHTLY;

  Phenocrysts: PLAGIOCLASE               (  4-7%)
               Size(mm):         <6
               EUHEDRAL, FRESH;

               CLINOPYROXENE
               FRESH TRACES WITH PLAG PHENOS;


Leg : 53    Top/Bottom Interval(mm):    0/1370  Analyst: Mathez, E.
Hole: 418A  Sample Midpoint (m)    :   832.37
Core:  81   Top of Core Depth (m)  :   831.00
Sect:  1    Top of Section Depth(m):   831.00

LITHOLOGY: PLAG-OL CPX MODERATELY PHYRIC BASALT;
           MASSIVE;

  Piece No.  : PCE 1 (2-15), 2 (17-24), 3 (27-30), 4A (32-45),
               4B (45-61), 4C (62-76), 4D (77-92), 5A (94-106),
               5B (107-121), 5C (122-137);

  Texture    : PLAG-OL-CPX MODERATELY PHYRIC, GNDMASS COARSE
               GRAINED, OPHITIC TO SUBOPHITIC, WHOLE SECTION SAME
               MINERALOGY AND TEXTURE, SAME ROCK TYPE AS IN LAST
               CORE;

  Structure  : PROMINENT VEINS OF CALCITE + SMEC + ZEOLITE IN PCE
               2, MASSIVE;

  Alteration : SLIGHTLY;

  Vesicles   : Size(mm):            Percent:     0

  Phenocrysts: PLAGIOCLASE               (  4-7%)
               Size(mm):         <6
               FRESH, EUHEDRAL;

               OLIVINE                   (   <1%)
               Size(mm):         <1
               ALTERED TO SMEC;

               CLINOPYROXENE             (   <1%)
               WITH PLAG PHENOS, NOT CLEAR WHETHER IT IS PHENOS

                                         ( PART%)
               Size(mm):  OF GNDMAS

  Replacement: SMECTITE
               Minerals Replaced: OL

               CALCITE

               ZEOLITE


Leg : 53    Top/Bottom Interval(mm):    0/1470  Analyst: Mathez, E.
Hole: 418A  Sample Midpoint (m)    :   833.97
Core:  81   Top of Core Depth (m)  :   831.00
Sect:  2    Top of Section Depth(m):   832.50

LITHOLOGY: PLAG-CPX-OL MODERATELY PHYRIC BASALT;
           MASSIVE;

  Piece No.  : PCE 1A (2-19), 1B (20-31), 2 (38-44), 3A (46-59),
               3B (60-72), 3C (72-87), 3D (87-101), 3E (102-116),
               3F (116-131), 3G (132-147);

  Texture    : PLAG-CPX-OL MODERATELY PHYRIC, SUBOPHITIC TO
               OPHITIC, HOLOCRYSTALLINE;

  Structure  : SAME UNIT AS ABOVE SECTION, PROMINENT VEINS IN PCES
               3A-B FILLED WITH CALCITE + SMEC (.5CM WIDE);

  Alteration : SLIGHTLY;

  Comments   : BASALT MEDIUM GREY, THIN SECTION-OL 2%, PLAG 10%,
               CPX 5%, GNDMASS PLAG:CPX IS 5:2, OP.MINS 5%,
               INTERSTITIAL MATERIAL 5%;

  Vesicles   : Size(mm):            Percent:     0

  Phenocrysts: PLAGIOCLASE               (  4-7%)
               Size(mm):         <6
               FRESH;

               OLIVINE                   (   <1%)
               Size(mm):         <1
               ALTERED TO SMEC;

               CLINOPYROXENE             (   <1%)
               Size(mm):         <1
               FRESH, INTERGROWN WITH PLAG;

  Replacement: SMECTITE
               Minerals Replaced: OL

               CALCITE


Leg : 53    Top/Bottom Interval(mm):    0/1440  Analyst:
Hole: 418A  Sample Midpoint (m)    :   835.44
Core:  81   Top of Core Depth (m)  :   831.00
Sect:  3    Top of Section Depth(m):   834.00

LITHOLOGY: PLAG-OL-CPX MODERATELY PHYRIC BASALT;
           MASSIVE;

  Piece No.  : PCE 1A (2-18), 1B (19-35), 1C (35-51), 1D (52-65),
               1E (65-80), 1F (80-94), 1G (94-108), 1H (109-124),
               1I (124-135), 1J (135-144);

  Texture    : PLAG-OL-CPX MODERATELY PHYRIC, GNDMASS
               HOLOCRYSTALLINE, MEDIUM TO COARSE-GRAINED,
               SUBOPHITIC, PCES (1A,1D,1H-I) HAVE IRREGULAR PATCHES
               OF FINER GRAINED;

  Structure  : SCATTERED VEINS FILLED WITH SMEC + CALCITE, THICK
               CALCITE VEIN IN PCE 1J, MASSIVE;

  Alteration : SLIGHTLY;

  Comments   : BASALT MEDIUM GRAY, CORE CATCHER IS PCE 1J;

  Phenocrysts: PLAGIOCLASE               (  3-5%)
               Size(mm):         <5
               FRESH;

               OLIVINE                   (    1%)
               Size(mm):         <1
               ALTERED TO SMEC;

               CLINOPYROXENE             (   <1%)
               Size(mm):         <2
               FRESH;

  Replacement: SMECTITE
               Minerals Replaced: OL

               CALCITE

               PYRITE
               MINOR DISSEMINATED IN THE GNDMASS;


Leg : 53    Top/Bottom Interval(mm):    0/1430  Analyst: Mathez, E.
Hole: 418A  Sample Midpoint (m)    :   836.93
Core:  81   Top of Core Depth (m)  :   831.00
Sect:  4    Top of Section Depth(m):   835.50

LITHOLOGY: PLAG-OL-CPX MODERATELY PHYRIC BASALT;
           MASSIVE;

  Piece No.  : PCE (4-8), 2A (13-22), 2B (24-36), 2C (38-49),
               2D (50-62), 3A (66-81), 3B (82-96), 3C (97-112),
               3D (112-127), 3E (130-143);

  Texture    : PLAG-OL-CPX MODERATELY PHYRIC BASALT, GNDMASS MEDIUM
               TO COARSE-GRAINED, HOLOCRYSTALLINE, SUBOPHITIC,
               SCATTERED FINER-GRAINED PATCHES LOCALLY PRESENT;

  Structure  : SPARSE FRACTURES FILLED WITH SMEC + CARB + ZEOLITE;

  Alteration : SLIGHTLY;

  Comments   : BASALT MEDIUM GREY;

  Vesicles   : Size(mm):            Percent:     0

  Phenocrysts: PLAGIOCLASE               (  3-6%)
               Size(mm):         <6
               FRESH;

               OLIVINE                   (   <1%)
               Size(mm):         <1
               ALTERED TO SMEC;

               CLINOPYROXENE             (   <1%)
               Size(mm):         <2
               FRESH;

  Replacement: SMECTITE
               Minerals Replaced: OL

               CALCITE

               ZEOLITE


Leg : 53    Top/Bottom Interval(mm):    0/1350  Analyst: Mevel, C.
Hole: 418A  Sample Midpoint (m)    :   838.35
Core:  81   Top of Core Depth (m)  :   831.00
Sect:  5    Top of Section Depth(m):   837.00

LITHOLOGY: PLAG-OL-CPX MODERATELY TO PHYRIC BASALT;
           MASSIVE;

  Piece No.  : PCE 1A (2-18), 1B (19-33), 2A (37-52), 2B (52-67),
               3A (73-87), 3B (88-102), 4 (106-117), 5 (121-135);

  Texture    : PLAG-OL-CPX MODERATELY TO PHYRIC, GNDMASS FINE TO
               COARSE-GRAINED, SUBOPHITIC, IN PCES 2B AND 5 TEXTURE
               IS MOTTLED WITH FINE AND COARSE-GRAINED PATCHES;

  Structure  : SPARSE VEINS FILLED WITH CALCITE + SMEC + PYRITE,
               MASSIVE;

  Alteration : SLIGHTLY;

  Comments   : THIN SECTION-PHENOS-OL 1%, PLAG 10%, CPX 2%,
               GNDMASS-PLAG:CPX-5:2, OP.MINS 5%, VERY FINE-GRAINED
               MICROCRYSTALLINE 90%, BASALT MEDIUM GREY;

  Phenocrysts: PLAGIOCLASE               ( 5-10%)
               Size(mm):         <3
               FRESH;

               OLIVINE                   (    1%)
               Size(mm):         <1
               ALTERED TO SMEC;

               CLINOPYROXENE             (    1%)
               Size(mm):         <2
               FRESH, IN SUBOPHITIC CLOTS WITH PLAG;

  Replacement: SMECTITE
               Minerals Replaced: OL

               CALCITE

               PYRITE
               DISSEMINATED IN GNDMASS;


Leg : 53    Top/Bottom Interval(mm):    0/ 570  Analyst: Mathez, E.
Hole: 418A  Sample Midpoint (m)    :   839.07
Core:  81   Top of Core Depth (m)  :   831.00
Sect:  6    Top of Section Depth(m):   838.50

LITHOLOGY: PLAG-OL-CPX MODERATELY PHYRIC BASALT;
           MASSIVE;

  Piece No.  : PCE 1 (4-19), 2 (24-38), 3 (44-57);

  Texture    : PLAG-OL-CPX MODERATELY PHYRIC, GNDMASS
               HOLOCRYASTALLINE WITH IRREGULAR PATCHES OF FINE-
               GRAINED AND COARSE-GRAINED BASALT GIVING A MOTTLED
               TEXTURE;

  Structure  : MASSIVE;

  Alteration : SLIGHTLY;

  Comments   : BASALT MEDIUM GREY;

  Vesicles   : Size(mm):            Percent:     0

  Phenocrysts: PLAGIOCLASE               (  3-5%)
               Size(mm):         <7
               FRESH;

               OLIVINE                   (   <1%)
               Size(mm):         <1
               ALTERED TO SMEC;

               CLINOPYROXENE             (   <1%)
               Size(mm):         <2
               FRESH, INTERGROWN WITH PLAG;


Leg : 53    Top/Bottom Interval(mm):    0/1450  Analyst: Staudigel, H.
Hole: 418A  Sample Midpoint (m)    :   838.95
Core:  82   Top of Core Depth (m)  :   837.50
Sect:  1    Top of Section Depth(m):   837.50

LITHOLOGY: PLAG-OL-CPX MODERATELY TO PHYRIC BASALT;
           MASSIVE;

  Piece No.  : PCE 1A (2-17), 1B (18-34), 2 (36-53), 3 (55-70),
               4 (72-92), 5 (95-107), 6A (109-126), 6B (126-145);

  Texture    : PLAG-OL-CPX MODERATELY TO PHYRIC, GNDMASS MEDIUM TO
               FINE-GRAINED, HOLOCRYSTALLINE, SUBOPHITIC, GRAIN
               SIZE DECREASES GRADUALLY WITH DEPTH, FINE-GRAINED
               PATCHES AND SCHLIEREN OCCUR THROUGHOUT SECTION AND
               ARE PROMINENT IN PCE 6B;

  Structure  : MASSIVE;

  Alteration : SLIGHTLY;

  Phenocrysts: PLAGIOCLASE               (  3-8%)
               Size(mm):         <8
               FRESH;

               OLIVINE                   (    3%)
               Size(mm):         <1
               ALTERED TO SMEC;

               CLINOPYROXENE             (    3%)
               Size(mm):         <2
               FRESH;

  Replacement: SMECTITE
               Minerals Replaced: OL


Leg : 53    Top/Bottom Interval(mm):    0/1450  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   840.45
Core:  82   Top of Core Depth (m)  :   837.50
Sect:  2    Top of Section Depth(m):   839.00

LITHOLOGY: PLAG-OL-CPX MODERATELY PHYRIC BASALT;
           MASSIVE;

  Piece No.  : PCE 1A (2-20), 1B (21-37), 1C (38-42), 1D (42-55),
               1E (55-65), 1F (65-77), 1G (77-92), 1H (92-103),
               1I (103-117), 1J (118-128), 1K (129-145);

  Texture    : PLAG-OL-CPX MODERATELY PHYRIC, GNDMASS MEDIUM-
               GRAINED, HOLOCRYSTALLINE, SUBOPHITIC, FINE-GRAINED
               SCHLIEREN OCCUR IN PCE 1D;

  Structure  : VEINS COMMON AND FILLED WITH SMEC + CALCITE +
               QUARTZ, MASSIVE;

  Alteration : SLIGHTLY;

  Comments   : BASALT MEDIUM GRAY;

  Phenocrysts: PLAGIOCLASE               (    5%)
               Size(mm):        <10
               FRESH;

               OLIVINE                   (  1-2%)
               Size(mm):         <1
               ALTERED TO SMEC;

               CLINOPYROXENE             (    2%)
               Size(mm):         <1
               FRESH;

  Replacement: SMECTITE
               Minerals Replaced: OL

               CALCITE

               QUARTZ

               PYRITE
               MINOR, DISSEMINATED IN GNDMASS;


Leg : 53    Top/Bottom Interval(mm):    0/ 380  Analyst: Staudigel, H.
Hole: 418A  Sample Midpoint (m)    :   841.26
Core:  82   Top of Core Depth (m)  :   837.50
Sect: CC    Top of Section Depth(m):   840.98

LITHOLOGY: PLAG-OL-CPX MODERATELY PHYRIC BASALT;
           MASSIVE;

  Piece No.  : PCE 1A (2-7), 1B (7-22), 1C (22-38);

  Texture    : PLAG-OL-CPX MODERATELY PHYRIC BASALT, GNDMASS VERY
               FINE-GRAINED, HOLOCRYSTALLINE;

  Structure  : SPARSE VEINS FILLED WITH CALCITE, MASSIVE;

  Alteration : SLIGHTLY;

  Comments   : BASALT MEDIUM GRAY;

  Vesicles   : Size(mm):            Percent:    <1
               Location:            Filling: CALCITE

  Phenocrysts: PLAGIOCLASE               (    8%)
               Size(mm):        <10
               FRESH;

               OLIVINE                   (    2%)
               Size(mm):         <1
               ALTERED TO SMEC;

               CLINOPYROXENE             (    1%)
               Size(mm):         <2
               FRESH;

  Replacement: SMECTITE
               Minerals Replaced: OL

               CALCITE


Leg : 53    Top/Bottom Interval(mm):    0/1460  Analyst: Staudigel, H.
Hole: 418A  Sample Midpoint (m)    :   841.96
Core:  83   Top of Core Depth (m)  :   840.50
Sect:  1    Top of Section Depth(m):   840.50

LITHOLOGY: PLAG-OL-CPX MODERATELY PHYRIC BASALT;
           MASSIVE;

  Piece No.  : PCE 1A (2-13), 1B (14-25), 1C (25-30), 1D (30-33),
               1E (33-42), 1F (42-57), 1G (57-71), 1H (72-84),
               1I (85-97), 1J (99-112), 1K (113-129), 1L (130-141),
               1M (140-146);

  Texture    : PLAG-OL-CPX MODERATELY PHYRIC, GNDMASS FINE-GRAINED,
               HOLOCRYSTALLINE, APHYRIC ZONES IN PCES 1B AND 1D
               PROBABLY DON'T REPRESENT COOLING BREAKS;

  Structure  : SCATTERED VEINLETS FILLED WITH SMEC AND MINOR
               CALCITE;

  Alteration : SLIGHTLY
               GNDMASS ALTERED TO SMEC + CALCITE AND MINOR
               PYRITE;

  Comments   : BASALT MEDIUM GRAY;

  Vesicles   : Size(mm):       <1   Percent:     1
               Location:            Filling: SMEC

  Groundmass : PLAGIOCLASE               (   50%)

               CLINOPYROXENE             (   20%)

               OLIVINE                   (   20%)
               10% MICROCRYSTALLINE MATRIX;

  Phenocrysts: PLAGIOCLASE               (    8%)
               Size(mm):         <8
               FRESH, EUHEDRAL;

               OLIVINE                   (    3%)
               Size(mm):         <1
               ALTERED TO SMEC;

               CLINOPYROXENE             (    2%)
               Size(mm):         <2
               FRESH, OFTEN IN SUBOPHITIC CLOTS WITH PLAG,
               SUBHEDRAL;

  Replacement: SMECTITE
               Minerals Replaced: OL

               CALCITE

               PYRITE


Leg : 53    Top/Bottom Interval(mm):    0/1440  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   843.44
Core:  83   Top of Core Depth (m)  :   840.50
Sect:  2    Top of Section Depth(m):   842.00

LITHOLOGY: PLAG-OL-CPX MODERATELY PHYRIC BASALT;
           MASSIVE;

  Piece No.  : PCE 1A (2-14), 1B (15-19), 1C (19-36), 1D (37-46),
               1E (39-54), 1F (54-67), 1G (68-84), 1H (84-97),
               1I (97-111), 1J (111-127), 1K (127-140),
               1L (136-144);

  Texture    : PLAG-OL-CPX MODERATELY PHYRIC, GNDMASS MEDIUM TO
               COARSE-GRAINED, HOLOCRYSTALLINE, SUBOPHITIC;

  Structure  : VEINS FILLED WITH CALCITE AND GREEN SMEC,
               SLICKENSIDES PRESENT ON FRACTURE SEPARATING PCES 1D-
               E, MASSIVE;

  Alteration : SLIGHTLY;

  Comments   : BASALT MEDIUM GRAY;

  Groundmass : PLAGIOCLASE               (   50%)

               OLIVINE                   (   15%)

               CLINOPYROXENE             (   25%)

               MAGNETITE                 (   10%)

  Phenocrysts: PLAGIOCLASE               (  3-7%)
               Size(mm):         <8
               FRESH;

               OLIVINE                   (    2%)
               Size(mm):         <1
               ALTERED TO SMEC + CALCITE;

               CLINOPYROXENE             (    2%)
               Size(mm):         <2
               FRESH, OFTEN IN SUBOPHITIC CLOTS WITH PLAG;

  Replacement: SMECTITE
               Minerals Replaced: OL

               CALCITE
               Minerals Replaced: OL


Leg : 53    Top/Bottom Interval(mm):    0/1430  Analyst: Staudigel, H.
Hole: 418A  Sample Midpoint (m)    :   844.93
Core:  83   Top of Core Depth (m)  :   840.50
Sect:  3    Top of Section Depth(m):   843.50

LITHOLOGY: APHYRIC TO PLAG SPARSELY PHYRIC BASALT;
           MASSIVE;

  Piece No.  : PCE 1A (2-15), 1B (16-18), 1C (19-26), 1D (26-35),
               1E (35-50), 1F (51-56), 1G (57-62), 1H (63-76),
               1I (77-90), 1J (90-96), 1K (96-101), 1L (102-120),
               1M (120-130), 1N (131-143);

  Texture    : APHYRIC TO PLAG SPARSELY PHYRIC, GNDMASS FINE
               GRAINED, HOLOCRYSTALLINE;

  Structure  : PCE 1E HAS SLICKENSIDES DIPPING 70 DEGREES REVERSE,
               MASSIVE;

  Alteration : EXTENSIVELY
               FROM 70-100CM;
               MOD
               REST OF SECTION;

  Comments   : BASALT MEDIUM GRAY TO GREENISH GRAY;

  Vesicles   : Size(mm):       <1   Percent:   0.5
               Location:            Filling: SMEC,CALCITE

  Groundmass : PLAGIOCLASE               (   30%)

               CLINOPYROXENE             (   20%)

               OLIVINE                   (   25%)

               OPAQUE MINERALS           (    5%)
               10-15% MICROCRYSTALLINE INTERSTITIAL MATRIX
               GNDMASS ALTERED TO SMEC + ZEOLITE AND MINOR
               CALCITE IN INTERVAL 70-100CM;

  Phenocrysts: PLAGIOCLASE               (    1%)
               Size(mm):         <6
               FRESH, SUBHEDRAL;

  Replacement: SMECTITE

               CALCITE

               ZEOLITE


Leg : 53    Top/Bottom Interval(mm):    0/1260  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   846.26
Core:  83   Top of Core Depth (m)  :   840.50
Sect:  4    Top of Section Depth(m):   845.00

LITHOLOGY: PLAG MODERATELY PHYRIC BASALT;
           MASSIVE;

  Piece No.  : PCE 1A (2-12), 1B (12-25), 1C (25-27), 1D (28-41),
               1E (41-56), 1F (56-69), 1G (68-84), 1H (85-101),
               1I (101-117), 1J (117-126);

  Texture    : PLAG MODERATELY PHYRIC BASALT, GNDMASS MEDIUM
               GRAINED, HOLOCRYSTALLINE;

  Alteration : EXTENSIVELY
               PCE 1A-E AND 1H-I;
               FRESH
               REST OF SECTION;

  Comments   : BASALT GRAY TO GREENISH GRAY;

  Groundmass : PLAGIOCLASE               (   50%)

               OLIVINE                   (   15%)
               ALTERED TO SMEC + CALCITE;

               CLINOPYROXENE             (   25%)

               MAGNETITE                 (   10%)
               SOME ALTERED ZONES WHERE GNDMASS REPLACED BY
               SMEC + CALCITE AND MINOR PYRITE;

  Phenocrysts: PLAGIOCLASE               (    5%)
               Size(mm):         <8
               FRESH OR PARTLY ALTERED TO SMEC;

  Replacement: SMECTITE
               Minerals Replaced: OL

               CALCITE
               Minerals Replaced: OL

               PYRITE


Leg : 53    Top/Bottom Interval(mm):    0/1460  Analyst: Mevel, C.
Hole: 418A  Sample Midpoint (m)    :   846.96
Core:  84   Top of Core Depth (m)  :   845.50
Sect:  1    Top of Section Depth(m):   845.50

LITHOLOGY: PLAG-OL-CPX MODERATELY PHYRIC BASALT;
           MASSIVE;

  Piece No.  : PCE 1 (4-6), 2A (10-23), 2B (24-32), 2C (30-38),
               2D (39-51), 3A (56-71), 3B (72-87), 3C (87-101),
               3D (101-120), 4 (126-133), 5 (141-146);

  Texture    : PLAG-OL-CPX MODERATELY PHYRIC, GNDMASS MEDIUM TO
               COARSE-GRAINED, HOLOCRYSTALLINE, SUBOPHITIC, PCE 1
               IS FINE-GRAINED AND MAY HAVE FALLEN IN HOLE;

  Structure  : VEINS FILLED WITH SMEC + CALCITE AND MINOR PYRITE,
               PCE 3B IS SLICKENSIDED, MASSIVE;

  Alteration : MOD;

  Comments   : BASALT MEDIUM GRAY TO GREENISH GRAY;

  Groundmass : PLAGIOCLASE
               NEEDLES;

               CLINOPYROXENE
               BROWN;
               DARK INTERSTITIAL MATERIAL, IRREGULAR PATCHES OF
               SMEC;

  Phenocrysts: PLAGIOCLASE               (  2-3%)
               Size(mm):         <5
               FRESH;

               OLIVINE                   (  1-2%)
               Size(mm):         <1
               FRESH, EUHEDRAL;

               CLINOPYROXENE             (    1%)
               Size(mm):         <1
               FRESH, OFTEN IN SUBOPHITIC CLOTS WITH PLAG;

  Replacement: SMECTITE

               CALCITE

               PYRITE


Leg : 53    Top/Bottom Interval(mm):    0/1330  Analyst: Mevel, C.
Hole: 418A  Sample Midpoint (m)    :   848.33
Core:  84   Top of Core Depth (m)  :   845.50
Sect:  2    Top of Section Depth(m):   847.00

LITHOLOGY: PLAG-OL-CPX MODERATELY PHYRIC BASALT;
           MASSIVE;

  Piece No.  : PCE 1A (2-15), 1B (15-31), 1C (30-44), 1D (45-57),
               1E (58-72), 1F (72-86), 1G (86-102), 1H (102-118),
               1I (119-133);

  Texture    : PLAG-OL-CPX MODERATELY PHYRIC, GNDMASS MEDIUM TO
               COARSE-GRAINED, HOLOCRYSTALLINE, SUBOPHITIC, PHENOS
               INCREASE SLIGHTLY WITH DEPTH;

  Structure  : MASSIVE;

  Alteration : MOD
               TOP OF SECTION SLIGHTLY ALTERED WITH PATCHES OF
               SMEC;

  Comments   : BASALT MEDIUM GRAY, CONTINUATION OF SECTION 1;

  Groundmass : PLAGIOCLASE
               FRESH, LATHS;

               CLINOPYROXENE
               BROWN;

               OTHER
               DARK INTERSTITIAL MATERIAL;

  Phenocrysts: PLAGIOCLASE               (    6%)
               Size(mm):       TO 6
               INCREASES DOWN SECTION FROM 3-6%, FRESH;

               CLINOPYROXENE             (    2%)
               GREEN, IN PHENOS WITH PLAG;

               OLIVINE                   (  2-3%)
               Size(mm):       TO 1
               ALTERED TO SMEC;

  Replacement: PYRITE                    (   TR%)

               SMECTITE


Leg : 53    Top/Bottom Interval(mm):    0/1470  Analyst: Mathez, E.
Hole: 418A  Sample Midpoint (m)    :   849.97
Core:  84   Top of Core Depth (m)  :   845.50
Sect:  3    Top of Section Depth(m):   848.50

LITHOLOGY: PLAG-OL-CPX MODERATELY PHYRIC BASALT;
           MASSIVE;

  Piece No.  : PCE 1A (2-19), 1B (20-31), 1C (32-49), 1D (50-65),
               1E (65-79), 2A (85-97), 2B (97-113), 3A (117-120),
               3B (120-122), 3C (122-134), 3D (135-147);

  Texture    : PLAG-OL-CPX MODERATELY PHYRIC, GNDMASS MEDIUM TO
               COARSE-GRAINED, HOLOCRYSTALLINE, SUBOPHITIC;

  Structure  : OCCASIONAL VEINLET FILLED WITH CALCITE + SMEC AND
               MINOR PYRITE, MASSIVE;

  Alteration : SLIGHTLY;

  Comments   : BASALT MEDIUM GRAY;

  Groundmass : PYROXENE
               BROWN AND BLACK IN CONTRAST TO GREEN PHENOS;

  Phenocrysts: PLAGIOCLASE               (  5-8%)
               Size(mm):         <8
               FRESH, EUHEDRAL;

               CLINOPYROXENE             (  1-3%)
               Size(mm):         <2
               OFTEN IN SUBOPHITIC CLOTS WITH PLAG, GREEN;

               OLIVINE                   (   <1%)
               Size(mm):         <1
               ALTERED TO SMEC;

  Replacement: SMECTITE
               Minerals Replaced: OL

               CALCITE

               PYRITE


Leg : 53    Top/Bottom Interval(mm):    0/1320  Analyst: Mathez, E.
Hole: 418A  Sample Midpoint (m)    :   851.32
Core:  84   Top of Core Depth (m)  :   845.50
Sect:  4    Top of Section Depth(m):   850.00

LITHOLOGY: PLAG-OL-CPX MODERATELY PHYRIC BASALT;
           MASSIVE;

  Piece No.  : PCE 1 (2-18), 2 (22-38), 3A (43-58), 3B (60-74),
               4 (78-94), 5 (96-111), 6 (115-132);

  Texture    : PLAG-OL-CPX MODERATELY PHYRIC, GNDMASS MEDIUM TO
               COARSE-GRAINED, SUBOPHITIC;

  Structure  : PROMINENT VEINS IN PCES 2 AND 6 FILLED WITH SMEC
               AND MINOR CALCITE + PYRITE, MASSIVE;

  Alteration : SLIGHTLY;

  Comments   : BASALT MEDIUM GRAY;

  Phenocrysts: PLAGIOCLASE               (  5-8%)
               Size(mm):         <2
               FRESH, EUHEDRAL;

               OLIVINE                   (    1%)
               Size(mm):         <2
               ALTERED TO SMEC;

               CLINOPYROXENE             (  1-3%)
               Size(mm):         <2
               USUALLY IN SUBOPHITIC CLOTS WITH PLAG;

  Replacement: SMECTITE
               Minerals Replaced: OL

               CALCITE

               PYRITE


Leg : 53    Top/Bottom Interval(mm):    0/1460  Analyst: Mathez, E.
Hole: 418A  Sample Midpoint (m)    :   851.46
Core:  85   Top of Core Depth (m)  :   850.00
Sect:  1    Top of Section Depth(m):   850.00

LITHOLOGY: PLAG-OL-CPX MODERATELY TO PHYRIC BASALT;
           MASSIVE;

  Piece No.  : PCE 1 (2-19), 2 (22-40), 3A (42-62), 3B (62-80),
               4 (83-103), 5 (108-124), 6 (127-146);

  Texture    : PLAG-OL-CPX MODERATELY TO PHYRIC, GNDMASS SUBOPHITIC
               AND HOLOCRYSTALLINE, MEDIUM TO COARSE-GRAINED (0.5
               MM);

  Structure  : RARE VEINLETS FILLED WITH SMEC, MASSIVE;

  Alteration : SLIGHTLY;

  Comments   : BASALT MEDIUM GRAY;

  Phenocrysts: PLAGIOCLASE               (  6-9%)
               Size(mm):         <8
               FRESH, EUHEDRAL;

               OLIVINE                   (    5%)
               Size(mm):         <3
               MOSTLY FRESH, SOME ALTERED TO SMEC + CALCITE,
               EUHEDRAL TO SUBHEDRAL, PALE BROWN, FRACTURES
               CONCOIDALLY, POOR CLEAVAGE, HAS CALCITE-FILLED
               FRACTURES, REFRACTIVE INDEX DETERMINATION OF
               COMPOSITION GIVES FORSTERITE 30;

               CLINOPYROXENE             (  4-8%)
               Size(mm):         <3
               FRESH, OFTEN IN SUBOPHITIC CLOTS WITH PLAG;

  Replacement: SMECTITE
               Minerals Replaced: OL

               CALCITE
               Minerals Replaced: OL


Leg : 53    Top/Bottom Interval(mm):    0/1470  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   852.97
Core:  85   Top of Core Depth (m)  :   850.00
Sect:  2    Top of Section Depth(m):   851.50

LITHOLOGY: PLAG-OL-CPX MODERATELY PHYRIC BASALT;
           MASSIVE;

  Piece No.  : PCE 1 (3-21), 2A (22-32), 2B (32-40), 3 (44-62),
               4 (65-85), 5A (88-105), 5B (105-111), 5C (112-121),
               5D (121-135), 6 (138-147);

  Texture    : PLAG-OL-CPX MODERATELY PHYRIC, GNDMASS MEDIUM TO
               COARSE-GRAINED, HOLOCRYSTALLINE, SUBOPHITIC;

  Structure  : PCES (2A,5A-C) ARE SLICKENSIDED, MASSIVE;

  Alteration : SLIGHTLY;

  Comments   : BASALT MEDIUM GRAY;

  Groundmass : PLAGIOCLASE               (   55%)
               LATHS;

               CLINOPYROXENE             (20-22%)
               EUHEDRAL TO SUBHEDRAL GREEN AND SUBHEDRAL PINK-
               BROWN;

               OLIVINE                   (    5%)
               ALTERED;

               MAGNETITE                 (    5%)

  Phenocrysts: PLAGIOCLASE               (  4-5%)
               Size(mm):         <5
               FRESH;

               OLIVINE                   (  4-5%)
               Size(mm):         <4
               PARTLY ALTERED TO SMEC, EUHEDRAL;

               CLINOPYROXENE             (    2%)
               Size(mm):         <2
               OFTEN IN SUBOPHITIC CLOTS WITH PLAG;

  Replacement: SMECTITE
               Minerals Replaced: OL


Leg : 53    Top/Bottom Interval(mm):    0/1470  Analyst: Staudigel, H.
Hole: 418A  Sample Midpoint (m)    :   854.47
Core:  85   Top of Core Depth (m)  :   850.00
Sect:  3    Top of Section Depth(m):   853.00

LITHOLOGY: PLAG SPARSELY PHYRIC BASALT;
           MASSIVE;

  Piece No.  : PCE 1 (2-15), 2 (17-26), 3 (28-49), 4A (52-57),
               4B (58-73), 5A (75-87), 5B (84-90), 6A (92-96),
               6B (96-106), 6C (107-114), 6D (115-128),
               7A (130-136), 7B (136-140), 7C (141-147);

  Texture    : PLAG-SPARSELY PHYRIC BASALT, GNDMASS HOLOCRYSTALLINE
               AND SUBOPHITIC, MEDIUM TO COARSE-GRAINED;

  Structure  : SPARSE VEINS FILLED WITH SMEC + CALCITE, BELONGS TO
               MASSIVE COOLING UNIT;

  Alteration : SLIGHTLY;

  Comments   : BASALT MEDIUM GRAY;

  Groundmass : PLAGIOCLASE               (   60%)

               CLINOPYROXENE             (   15%)
               LIGHT GREEN;

               OLIVINE                   (    5%)
               ALTERED TO SMEC + CALCITE;
               10% FINE-GRAINED MICROCRYSTALLINE MATRIX, 8%
               LIGHT BROWN TRANSPARENT MINERAL, POSSIBLY OPX OR
               OPAL;

               MAGNETITE                 (    2%)

  Replacement: SMECTITE
               Minerals Replaced: OL

               CALCITE
               Minerals Replaced: OL


Leg : 53    Top/Bottom Interval(mm):    0/1480  Analyst: Staudigel, H.
Hole: 418A  Sample Midpoint (m)    :   855.98
Core:  85   Top of Core Depth (m)  :   850.00
Sect:  4    Top of Section Depth(m):   854.50

LITHOLOGY: PLAG-MODERATELY PHYRIC BASALT;
           MASSIVE;

  Piece No.  : PCE 1A (3-21), 1B (22-37), 1C (38-56), 2 (61-73),
               3A (76-94), 3B (94-100), 3C (100-107), 4 (114-118),
               5 (122-133), 6 (138-148);

  Texture    : PLAG MODERATELY PHYRIC, GNDMASS HOLOCRYSTALLINE,
               MEDIUM TO COARSE-GRAINED, SUBOPHITIC;

  Structure  : SPARSE VEINS FILLED WITH SMEC (PCES 1B-C, 2, 3B-C,
               6), MASSIVE;

  Alteration : SLIGHTLY;

  Comments   : BASALT MEDIUM GRAY;

  Vesicles   : Size(mm):            Percent:     0

  Groundmass : PLAGIOCLASE               (50-60%)

               CLINOPYROXENE             (10-15%)
               LIGHT GREEN;

               OLIVINE                   (    5%)

               ORTHOPYROXENE             ( 5-10%)
               LIGHT BROWN;

               MAGNETITE                 (    2%)
               10-15% DARK MICROCRYST GNDMASS;

  Phenocrysts: PLAGIOCLASE               (  2-3%)
               Size(mm):         <4
               FRESH, EUHEDRAL;

  Replacement: SMECTITE


Leg : 53    Top/Bottom Interval(mm):    0/1430  Analyst: Staudigel, H.
Hole: 418A  Sample Midpoint (m)    :   857.43
Core:  85   Top of Core Depth (m)  :   850.00
Sect:  5    Top of Section Depth(m):   856.00

LITHOLOGY: PLAG MODERATELY PHYRIC BASALT;
           MASSIVE;

  Piece No.  : PCE 1 (2-8), 2A (10-16), 2B (17-27), 3A (30-46),
               3B (47-64), 4 (66-85), 5A (91-104), 5B (105-113),
               5C (113-122), 5D (125-131), 5F (132-143);

  Texture    : PLAG MODERATELY PHYRIC, GNDMASS HOLOCRYSTALLINE,
               MEDIUM TO COARSE-GRAINED, SUBOPHITIC;

  Structure  : SCATTERED VEINS FILLED WITH SMEC, PCE 5E IS
               SLICKENSIDED, BELONGS TO MASSIVE COOLING UNIT ABOUT
               30 METERS THICK;

  Alteration : SLIGHTLY;

  Comments   : BASALT MEDIUM GRAY;

  Vesicles   : Size(mm):            Percent:     0

  Groundmass : PLAGIOCLASE               (   60%)
               FRESH, LATHS;

               CLINOPYROXENE             (   15%)
               LIGHT GREEN;

               OLIVINE                   (    5%)
               REPLACED BY SMEC + CALCITE;

               ORTHOPYROXENE             (  5-8%)

               MAGNETITE                 (    2%)
               FINE-GRAINED INTERSTITIAL MATRIX 10%;

  Phenocrysts: PLAGIOCLASE               (    4%)
               Size(mm):         <3
               FRESH, EUHEDRAL;

  Replacement: SMECTITE
               Minerals Replaced: OL

               CALCITE
               Minerals Replaced: OL


Leg : 53    Top/Bottom Interval(mm):    0/1350  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   858.85
Core:  85   Top of Core Depth (m)  :   850.00
Sect:  6    Top of Section Depth(m):   857.50

LITHOLOGY: PLAG-OL MODERATELY PHYRIC BASALT;
           MASSIVE;

  Piece No.  : PCE 1A (2-6), 1B (7-12), 1B1 (10-22), 1C (22-33),
               1D (32-40), 1E (40-59), 1F (60-78), 2A (80-100),
               2B (100-118), 3 (122-135);

  Texture    : PLAG-OL MODERATELY PHYRIC, GNDMASS MEDIUM TO COARSE-
               GRAINED, HOLOCRYSTALLINE, SUBOPHITIC;

  Structure  : SCATTERED VEINS FILLED WITH SMEC + CALCITE,
               FRACTURES ARE OFTEN SLICKENSIDED (PCES 1B-C, 1E-3);

  Alteration : SLIGHTLY;

  Comments   : BASALT MEDIUM GRAY;

  Groundmass : PLAGIOCLASE               (   55%)
               LATHS;

               OLIVINE                   (    5%)
               ALTERED;

               CLINOPYROXENE             (   15%)
               GREEN;

               CLINOPYROXENE             (  5-7%)
               BROWN;

               MAGNETITE                 (  5-7%)

  Phenocrysts: PLAGIOCLASE               (    5%)
               Size(mm):         <8
               FRESH;

               OLIVINE                   (  3-5%)
               Size(mm):         <3
               PARTLY ALTERED TO SMEC;

  Replacement: SMECTITE
               Minerals Replaced: OL

               CALCITE


Leg : 53    Top/Bottom Interval(mm):    0/1440  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   860.44
Core:  85   Top of Core Depth (m)  :   850.00
Sect:  7    Top of Section Depth(m):   859.00

LITHOLOGY: PLAG-OL MODERATELY PHYRIC BASALT;
           MASSIVE;

  Piece No.  : PCE 1 (3-17), 2A (19-33), 2B (33-36), 3A (39-42),
               3B (42-57), 4A (61-71), 4B (70-77), 5 (81-102),
               6A (105-123), 6B (123-132), 7 (135-144);

  Texture    : PLAG-OL MODERATELY PHYRIC, GNDMASS MEDIUM TO COARSE-
               GRAINED, HOLOCRYSTALLINE, SUBOPHITIC;

  Structure  : SCATTERED VEINS ARE FILLED WITH SMEC, FRACTURES ARE
               SLICKENSIDED (PCES 1-2A,4A, 6A-B), MASSIVE;

  Alteration : SLIGHTLY;

  Comments   : BASALT MEDIUM GRAY;

  Groundmass : PLAGIOCLASE               (   55%)
               LATHS;

               OLIVINE                   (    5%)

               CLINOPYROXENE             (   15%)
               GREEN;

               CLINOPYROXENE             (   10%)
               BROWN;

               MAGNETITE                 (    5%)

  Phenocrysts: PLAGIOCLASE               (    5%)
               Size(mm):         <8
               FRESH;

               OLIVINE                   (    5%)
               Size(mm):         <4
               PARTLY ALTERED TO SMEC;

  Replacement: SMECTITE
               Minerals Replaced: OL


Leg : 53    Top/Bottom Interval(mm):    0/ 260  Analyst: Staudigel, H.
Hole: 418A  Sample Midpoint (m)    :   859.76
Core:  86   Top of Core Depth (m)  :   859.50
Sect:  1    Top of Section Depth(m):   859.50

LITHOLOGY: PLAG-CPX-OL PHYRIC BASALT;
           MASSIVE;

  Piece No.  : PCE 1A (1-10), 1B (10-19), 1C (19-26);

  Texture    : PLAG-CPX-OL PHYRIC, GNDMASS HOLOCRYSTALLINE,
               MEDIUM-GRAINED TO FINE-GRAINED, SUBOPHITIC, GRAIN
               SIZE DECREASES GRADUALLY TOWARD 26CM;

  Structure  : LOWER QUENCHED MARGIN OF MASSIVE FLOW IN PREVIOUS
               CORES, MASSIVE;

  Alteration : MOD;

  Comments   : BASALT MEDIUM GRAY;

  Phenocrysts: PLAGIOCLASE               (   10%)
               Size(mm):         <4
               FRESH;

               OLIVINE                   (    3%)
               Size(mm):         <1
               PARTLY ALTERED TO SMEC;

               CLINOPYROXENE             (    5%)
               Size(mm):         <2
               FRESH;

  Replacement: SMECTITE
               Minerals Replaced: OL


Leg : 53    Top/Bottom Interval(mm):  280/1470  Analyst: Staudigel, H.
Hole: 418A  Sample Midpoint (m)    :   860.97
Core:  86   Top of Core Depth (m)  :   859.50
Sect:  1    Top of Section Depth(m):   859.78

LITHOLOGY: BASALTIC BRECCIA;
           CLASTS MADE OF PLAG-OL-CPX PHYRIC BASALT;

  Piece No.  : PCE 2 (28-34), 3A (37-42), 3B (42-55), 3C (55-61),
               4A (64-69), 4B (70-85), 4C (86-94), 4D (95-99),
               4E (100-108), 4F (109-113), 5 (117-147);

  Texture    : POORLY SORTED ANGULAR CLASTS UP TO 20CM ACROSS IN A
               MATRIX OF GREENISH TO BLUISH SMEC, GNDMASS FINE-
               GRAINED TO GLASSY, GLASSY RINDS ALTERED TO PALAG AND
               SMEC, GLASSY MARGINS INCREASE DOWNWARD (PCES 4B-F);

  Alteration : MOD;

  Comments   : BASALT GREENISH-GRAY;

  Phenocrysts: PLAGIOCLASE               (   10%)
               Size(mm):         <4
               FRESH;

               OLIVINE                   (    1%)
               Size(mm):         <1
               ALTERED TO SMEC;

               CLINOPYROXENE             (    3%)
               Size(mm):         <3
               FRESH, EUHEDRAL, LIGHT GREEN;

  Replacement: SMECTITE
               Minerals Replaced: OL,GLASS

               PALAGONITE


Leg : 53    Top/Bottom Interval(mm):    0/1480  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   862.48
Core:  86   Top of Core Depth (m)  :   859.50
Sect:  2    Top of Section Depth(m):   861.00

LITHOLOGY: PLAG-OL-CPX PHYRIC BASALT;
           PILLOW;

  Piece No.  : PCE 1A (2-12), 1B (12-18), 2 (21-30), 3 (34-44),
               4A (46-64), 4B (64-78), 5A (80-84), 5B (84-90),
               5C (90-100), 6A (102-107), 6B (107-117),
               7 (119-124), 8A (127-142), 8B (142-148);

  Texture    : PLAG-OL-CPX PHYRIC, GNDMASS FINE-GRAINED TO GLASSY;
               GLASS SELVAGES PARTLY PALAGONITIZED AND PARTLY
               ALTERED TO SMEC, BRECCIA CONSISTS OF FRAGMENTS UP TO
               0.5MM WITH CEMENT OF SMEC AND MINOR CALCITE, BRECCIA
               OCCURS NEAR PILLOW MARGINS;

  Structure  : VEINS AND CRACKS FILLED WITH SMEC AND MINOR PYRITE,
               PILLOW BASALT;

  Alteration : SLIGHTLY
               TO 78CM;
               MOD
               78-148CM;

  Comments   : BASALT DARK GRAY TO GREENISH GRAY;

  Phenocrysts: PLAGIOCLASE               (12-14%)
               Size(mm):         <6
               FRESH;

               OLIVINE                   (    3%)
               Size(mm):         <4
               ALTERED TO SMEC;

               CLINOPYROXENE             (   <1%)
               Size(mm):         <5
               FRESH, RIMMED WITH PLAG, PROBABLY XENOCRYSTIC;

  Replacement: PYRITE

               SMECTITE
               Minerals Replaced: OL,GLASS

               PALAGONITE

               CALCITE


Leg : 53    Top/Bottom Interval(mm):    0/1480  Analyst: Staudigel, H.
Hole: 418A  Sample Midpoint (m)    :   863.98
Core:  86   Top of Core Depth (m)  :   859.50
Sect:  3    Top of Section Depth(m):   862.50

LITHOLOGY: PLAG-OL-CPX PHYRIC BASALT;
           PILLOW;

  Piece No.  : PCE 1A (2-15), 1B (15-24), 1C (25-32), 2A (35-45),
               2B (45-55), 3 (57-69), 4 (72-83), 5 (85-92),
               6 (95-107), 7 (109-113), 8 (115-128), 9A (131-139),
               9B (140-148);

  Texture    : PLAG-OL-CPX PHYRIC, GNDMASS FINE-GRAINED TO GLASSY,
               GLASS SELVAGES PARTLY ALTERED TO SMEC IN PCES (2A,7
               8, 9A-B);

  Structure  : PROMINENT VEINS IN PCES (2B,8,9B) ARE FILLED WITH
               SMEC + CALCITE, PILLOW BASALT;

  Alteration : SLIGHTLY;

  Comments   : BASALT MEDIUM TO DARK GRAY;

  Vesicles   : Size(mm):            Percent:    <1
               Location:            Filling: SMEC,CALCITE

  Groundmass : PLAGIOCLASE
               LATHS TO MICROCRYSTALLINE;

  Phenocrysts: PLAGIOCLASE               (   10%)
               Size(mm):         <4
               FRESH;

               OLIVINE                   (    4%)
               Size(mm):         <3
               ALTERED TO SMEC + CARB;

               CLINOPYROXENE             (    4%)
               Size(mm):         <6
               FRESH, OFTEN IN SUBOPHITIC CLOTS WITH PLAG;

  Replacement: SMECTITE
               Minerals Replaced: OL

               CALCITE
               Minerals Replaced: OL


Leg : 53    Top/Bottom Interval(mm):    0/1480  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   865.48
Core:  86   Top of Core Depth (m)  :   859.50
Sect:  4    Top of Section Depth(m):   864.00

LITHOLOGY: PLAG-OL-CPX PHYRIC BASALT;
           PILLOW;

  Piece No.  : PCE 1A (2-12), 1B ( 12-25), 1C (25-32), 1D (32-43),
               2A (45-62), 2B (62-74), 3 (78-86), 4 (90-94),
               5 (96-102), 6 (105-116), 7A (118-136), 7B (136-148);

  Texture    : PLAG-OL-CPX PHYRIC BASALT, GNDMASS FINE-GRAINED TO
               GLASSY, GLASS SELVAGES PARTLY ALTERED TO SMEC +
               CALCITE AND ZEOLITE, SOME GLASSY ZONES PARTLY
               BRECCIATED, ONE PILLOW (PCE 2B-5) HAS SMALLER PHENOS
               AND FINER-GRAINED GNDMASS THAN REMAINDER OF SECTION,
               GLASSY MARGINS IN PCES (1C-2B, 5,7A);

  Structure  : VEINS IN PCE 2A IS SLICKENSIDED, SCATTERED VEINS
               FILLED WITH SMEC + CALCITE, SLICKENSIDE DIP 60
               DEGREES AND REVERSED 50 DEGREES, PILLOW BASALT;

  Alteration : SLIGHTLY;

  Comments   : BASALT MEDIUM TO DARK GRAY;

  Phenocrysts: PLAGIOCLASE               (12-15%)
               Size(mm):         <8
               FRESH;

               OLIVINE                   (  3-4%)
               Size(mm):         <3
               ALTERED TO SMEC;

               CLINOPYROXENE             (  1-2%)
               Size(mm):         <3
               FRESH, OFTEN IN SUBOPHITIC CLOTS WITH PLAG,
               SUBHEDRAL;

  Replacement: SMECTITE
               Minerals Replaced: OL,GLASS

               CALCITE

               ZEOLITE


Leg : 53    Top/Bottom Interval(mm):    0/ 250  Analyst: Staudigel, H.
Hole: 418A  Sample Midpoint (m)    :   865.75
Core:  86   Top of Core Depth (m)  :   859.50
Sect:  5    Top of Section Depth(m):   865.50

LITHOLOGY: PLAG-OL-CPX MODERATELY PHYRIC BASALT;
           PILLOW;

  Piece No.  : PCE 1A (2-14), 1b (15-24);

  Texture    : PLAG-OL-CPX MODERATELY PHYRIC, GNDMASS FINE-GRAINED
               TO GLASSY, GLASS SELVAGES PARTLY ALTERED TO SMEC,
               GNDMASS VITROPHYRIC-MICROCRYSTALLINE TO INTERSERTAL
               TEXTURE;

  Structure  : PILLOW;

  Alteration : FRESH;

  Comments   : BASALT MEDIUM TO DARK GRAY;

  Phenocrysts: PLAGIOCLASE               (    8%)
               Size(mm):         <4
               FRESH, EUHEDRAL;

               OLIVINE                   (    1%)
               Size(mm):       <1.5
               ALTERED TO SMEC, EUHEDRAL, LIGHT GREEN;

               CLINOPYROXENE             (  1-2%)
               Size(mm):         <1
               FRESH, USUALLY IN SUBOPHITIC CLOTS WITH PLAG;

  Replacement: SMECTITE
               Minerals Replaced: OL,GLASS

               CALCITE

               PYRITE


Leg : 53    Top/Bottom Interval(mm):  250/ 730  Analyst: Staudigel, H.
Hole: 418A  Sample Midpoint (m)    :   866.23
Core:  86   Top of Core Depth (m)  :   859.50
Sect:  5    Top of Section Depth(m):   865.75

LITHOLOGY: APHYRIC BASALT;
           PILLOW;

  Piece No.  : PCE 2 (25-37), 3 (42-50), 4A (52-63), 4B (64-73);

  Texture    : APHYRIC, GNDMASS VERY FINE-GRAINED TO GLASSY, GLASS
               SELVAGES PRESENT AT TOP AND BOTTOM;

  Structure  : INTERVAL PROBABLY A PILLOW OR SMALL INTRUSION LIKE
               CONCORDANT DIKE;

  Alteration : FRESH
               GLASS IS FRESH;

  Comments   : BASALT IS MEDIUM GRAY;

  Phenocrysts: PLAGIOCLASE               (   <1%)
               Size(mm):         <1
               FRESH, EUHEDRAL;


Leg : 53    Top/Bottom Interval(mm):  760/1410  Analyst: Staudigel, H.
Hole: 418A  Sample Midpoint (m)    :   866.91
Core:  86   Top of Core Depth (m)  :   859.50
Sect:  5    Top of Section Depth(m):   866.26

LITHOLOGY: PLAG-OL-CPX MODERATELY PHYRIC BASALT;
           PILLOW;

  Piece No.  : PCE 5 (76-80), 6A (83-88), 6B (88-101),
               6C (102-111), 7 (114-119), 8 (121-127), 9 (128-141);

  Texture    : PLAG-OL-CPX MODERATELY PHYRIC, SAME AS FROM 0-25CM,
               SLIGHTLY HIGHER IN PHENOS CONTENT;

  Structure  : PROMINENT VEINS IN PCES 6A-B AND 9 FILLED WITH
               SMEC + CALCITE AND MINOR PYRITE, PILLOW;

  Alteration : SLIGHTLY;

  Comments   : BASALT MEDIUM TO DARK GRAY;

  Replacement: SMECTITE

               CALCITE

               PYRITE


Leg : 53    Top/Bottom Interval(mm):    0/ 550  Analyst: Pertsev, N.
Hole: 418A  Sample Midpoint (m)    :   867.55
Core:  86   Top of Core Depth (m)  :   859.50
Sect:  6    Top of Section Depth(m):   867.00

LITHOLOGY: PLAG-OL-CPX MODERATELY PHYRIC GRAY;
           PILLOW;

  Piece No.  : PCE 1 (4-7), 2A (12-26), 2B (27-36), 3 (40-55);

  Texture    : PLAG-OL-CPX MODERATELY PHYRIC, GNDMASS FINE-GRAINED
               TO GLASSY, GLASS SELVAGES PARTLY ALTERED TO SMEC IN
               PCES 1 AND 2A;

  Structure  : VEINS FILLED WITH SMEC AND MINOR PYRITE, PILLOW;

  Alteration : MOD;

  Comments   : BASALT GREENISH GRAY;

  Phenocrysts: PLAGIOCLASE               (    7%)
               Size(mm):         <3
               FRESH;

               OLIVINE                   (    1%)
               Size(mm):         <3
               ALTERED TO SMEC + CALCITE;

               CLINOPYROXENE             (   <1%)
               Size(mm):         <1
               FRESH;

  Replacement: SMECTITE
               Minerals Replaced: OL,GLASS

               PYRITE


    

Introduction


Cite as: Deep Sea Drilling Project (1989): Archive of Core and Site/Hole Data and Photographs from the Deep Sea Drilling Project (DSDP). National Geophysical Data Center, NOAA. doi:10.7289/V54M92G2 [access date]

These Web pages are from the Core Data from the Deep Sea Drilling Project Legs 1-96 CD-ROM produced in 1989 and modified in 2000 by the U.S. Department of Commerce, National Oceanic and Atmospheric Administration, National Environmental Satellite, Data, and Information Service, National Geophysical Data Center (now part of the National Centers for Environmental Information), and collocated World Data Center for Marine Geology and Geophysics, Boulder (now part of the World Data Service for Geophysics). Data were compiled in cooperation with the U.S. Science Support Program, of the Joint Oceanographic Institutions, Inc. (now the Consortium for Ocean Leadership), and the U.S. National Science Foundation.

Please see NOAA's privacy and disclaimer information. Send questions or comments to mgg.info@noaa.gov.

Department of Commerce > NOAA > NESDIS > NCEI > doi:10.7289/V54M92G2