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Core Data from the Deep Sea Drilling Project


Leg : 42    Top/Bottom Interval(mm):    0/ 160  Analyst: Garrison, R.
Hole: 373A  Sample Midpoint (m)    :   269.16
Core:   2   Top of Core Depth (m)  :   267.50
Sect:  2    Top of Section Depth(m):   269.00

LITHOLOGY: SEDIMENT;
           FERRUGINOUS DOLOMITIC MARL;

  Piece No.  : PCE 1 (0-6), 2 (17-21), 3 (11-15);

  Comments   : LIGHT BROWN 5YR6/4, THIS SECTION WAS FORMERLY
               SECTION 2CC;


Leg : 42    Top/Bottom Interval(mm):  160/ 200  Analyst: Garrison, R.
Hole: 373A  Sample Midpoint (m)    :   269.20
Core:   2   Top of Core Depth (m)  :   267.50
Sect:  2    Top of Section Depth(m):   269.16

LITHOLOGY: BASALTIC BRECCIA;

  Piece No.  : PCE 4 (16-20);

  Texture    : BRECCIA WITH CALCITIC (DRUSY) MATRIX;

  Comments   : THIS SECTION WAS FORMERLY SECTION 2CC;


Leg : 42    Top/Bottom Interval(mm):  200/ 240  Analyst: Garrison, R.
Hole: 373A  Sample Midpoint (m)    :   269.24
Core:   2   Top of Core Depth (m)  :   267.50
Sect:  2    Top of Section Depth(m):   269.20

LITHOLOGY: BASALT;

  Piece No.  : PCE 5 (21-24);

  Texture    : AMYGDALOIDAL;

  Comments   : COLOR OLIVE GREY 5Y4/1, THIS SECTION WAS FORMERLY
               SECTION 2CC;


Leg : 42    Top/Bottom Interval(mm):  550/1490  Analyst: Garrison, R.
Hole: 373A  Sample Midpoint (m)    :   278.49
Core:   3   Top of Core Depth (m)  :   277.00
Sect:  1    Top of Section Depth(m):   277.55

LITHOLOGY: BASALTIC BRECCIA;

  Piece No.  : PCE 1 (55-59), 2 (58-63), 3 (64-68), 4 (69-72),
               5 (73-76), 6 (77-80), 7 (80-83), 8 (84-87),
               9 (87-91), 10 (92-94), 11 (95-98), 12 (99-103),
               13 (104-114), 14 (115-120), 15 (122-125),
               16 (126-128), 17 (129-135), 18 (136-139),
               19 (140-142), 20 (143-149);

  Texture    : COMPOSED OF BASALT FRAGMENTS IN A LIMESTONE MATRIX,
               MATRIX CONSISTS OF SPARRY CALCITE AND REDDISH BROWN
               TO LIGHT GREY FINE GRAINED LIMESTONE, FERRUGINOUS
               ALTERED RIMS ON BASALT FRAGMENTS;

  Structure  : CALCITE VEINS AND GEOPETAL CAVITIES PRESENT;

  Alteration : ALTERATION VARIABLE;

  Comments   : MATRIX MOSTLY WHITE N9, BASALT VARIES FROM OLIVE
               BLACK (5Y2/1) TO LIGHT OLIVE GREY (5Y5/2) WITH
               DARK ORANGE (10YR6/6) RIMS;

  Vesicles   : VESICLES ARE FREQUENT;

  Replacement: CALCITE


Leg : 42    Top/Bottom Interval(mm):    0/1500  Analyst: Garrison, R.
Hole: 373A  Sample Midpoint (m)    :   280.00
Core:   3   Top of Core Depth (m)  :   277.00
Sect:  2    Top of Section Depth(m):   278.50

LITHOLOGY: BASALTIC BRECCIA;

  Piece No.  : PCE 1 (0-5), 2 (5-9), 3 (9-11), 4 (12-15),
               5 (16-18), 6 (19-25), 7 (25-30), 8 (31-36),
               9 (36-40), 10 (40-43), 11 (44-46), 12 (48-50),
               13 (50-55), 14 (55-59), 15 (59-62), 16 (70-75),
               17 (75-80), 18 (90-94), 19 (95-98), 20 (98-103),
               21 (103-107), 22 (108-112), 23 (112-120),
               24 (120-125), 25 (125-133), 26 (133-136),
               27 (137-140), 28 (140-143), 29 (144-147),
               30 (148-150);

  Texture    : BASALTIC BRECCIA COMPOSED OF BASALT FRAGMENTS IN A
               LIMESTONE MATRIX, ALTERED FERRUGINOUS RIMS, CEMENT
               AT VARIOUS STAGES OF GENERATION AS IN SECTIONS 1 AND
               3;

  Alteration : ALTERED FERRUGINOUS RIMS, BASALT PCES ALTERED TO
               DIFFERENT COLOR, WHOLELY REXTLZED SPARRY CALCITE
               ONLY SLIGHTLY ALTERED, ALTERED PILLOW RIM IN PCE
               13, ALTERATION VARIABLE;

  Comments   : BASALT COLOR RANGES FROM OLIVE BLACK (5Y2/1) TO
               LIGHT OLIVE GREY (5Y5/2) WITH RIMS OF DARK YELLOWISH
               ORANGE (10YR6/6), ALSO GREYISH PURPLE (5RP4/2),
               LIMESTONE IS WHITE N9 TO LIGHT GREY N4;

  Vesicles   : VESICLES PRESENT, NUMEROUS IN PCE 1;

  Replacement: CALCITE


Leg : 42    Top/Bottom Interval(mm):    0/1500  Analyst: Garrison, R.
Hole: 373A  Sample Midpoint (m)    :   281.50
Core:   3   Top of Core Depth (m)  :   277.00
Sect:  3    Top of Section Depth(m):   280.00

LITHOLOGY: BASALTIC BRECCIA;

  Piece No.  : PCE 1 (0-4), 2 (5-10), 3 (11-13), 4 (14-16),
               5 (16-20), 6 (20-26), 7 (26-30), 8 (30-39),
               9 (39-49), 10 (49-53), 11 (54-57), 12 (58-62),
               13 (63-66), 14 (66-71), 15 (72-75), 16 (75-81),
               17 (81-90), 18 (90-94), 19 (94-100), 20 (104-111),
               21 (111-118), 22 (119-129), 23 (129-137),
               24 (140-146), 25 (146-150);

  Texture    : BRECCIA COMPOSED OF BASALT FRAGMENTS IN A LIMESTONE
               MATRIX, FERRUGINOUS RIMS COMMON, LIMESTONE AT
               VARIOUS STAGES OF GENERATION RANGING FROM SLIGHTLY
               ALTERED CALC. SEDIMENT TO REXTLZED SPARRY CALCITE;

  Structure  : CALCITE VEINS AND GEOPETAL CAVITIES PRESENT, CAVITIE
               OFTEN FILLED WITH CALCAREOUS SEDIMENT;

  Alteration : VARIABLE;

  Comments   : BASALT COLOR RANGES FROM OLIVE BLACK (5Y2/1) TO
               LIGHT OLIVE GREY (5Y5/2), RIMS ARE DARK YELLOWISH
               ORANGE (10YR6/6) AND GREYISH PURPLE (5RP4/2),
               LIMESTONE COLOR RANGES FROM WHITE N9 TO LIGHT GREY
               N4;

  Vesicles   : VESICULAR;

  Replacement: CALCITE


Leg : 42    Top/Bottom Interval(mm):  700/1500  Analyst: Garrison, R.
Hole: 373A  Sample Midpoint (m)    :   288.00
Core:   4   Top of Core Depth (m)  :   286.50
Sect:  1    Top of Section Depth(m):   287.20

LITHOLOGY: BASALTIC BRECCIA;

  Piece No.  : PCE 1 (70-73), 2 (75-79), 3 (80-84), 4 (85-95),
               5 (95-98), 6 (99-104), 7 (105-110), 8 (110-113),
               9 (114-120), 10 (120-126), 11 (128-131),
               12 (132-135), 13 (136-141), 14 (141-150);

  Texture    : BRECCIA COMPOSED OF BASALT FRAGMENTS IN A LIMESTONE
               MATRIX, PCES CEMENTED BY WHITE SPARRY CALCITE AND
               LIGHT GREY TO REDDISH BROWN FINE GRAINED LIMESTONE,
               FERRUGINOUS RIMS PRESENT;

  Structure  : CALCITE VEINS PRESENT;

  Alteration : ALTERED FERRUGINOUS RIMS, ALTERATION VARIABLE;

  Comments   : COLOR OF SPARRY CALCITE VARIES FROM WHITE N9 TO LIGH
               GREY N4;

  Vesicles   : VESICULAR;

  Replacement: CALCITE


Leg : 42    Top/Bottom Interval(mm):    0/1500  Analyst: Garrison, R.
Hole: 373A  Sample Midpoint (m)    :   289.50
Core:   4   Top of Core Depth (m)  :   286.50
Sect:  2    Top of Section Depth(m):   288.00

LITHOLOGY: BASALTIC BRECCIA;

  Piece No.  : PCE 1 (0-6), 2 (7-11), 3 (12-15), 4 (15-20),
               5 (21-30), 6 (30-37), 7 (37-41), 8 (41-45),
               9 (45-47), 10 (48-50), 11 (50-58), 12 (59-62),
               13 (62-65), 14 (66-72), 15 (73-80), 16 (81-86),
               17 (87-91), 18 (92-99), 19 (100-102), 20 (104-108),
               21 (109-111), 22 (111-119), 23 (119-125),
               24 (126-129), 25 (129-136), 26 (136-143),
               27 (143-145), 28 (145-147), 29 (147-150);

  Texture    : PCE 14 IS MORE COARSE GRAINED , PILLOW RIM IN PCE
               25;

  Structure  : PCE 9 HAS THICKEST CALCITE VEINS UP TO 5MM;

  Vesicles   : PCE 6 IS BASALT PCES WITH VARYING VESICULATION;

  Replacement: CALCITE


Leg : 42    Top/Bottom Interval(mm):    0/1500  Analyst: Garrison, R.
Hole: 373A  Sample Midpoint (m)    :   291.00
Core:   4   Top of Core Depth (m)  :   286.50
Sect:  3    Top of Section Depth(m):   289.50

LITHOLOGY: BASALTIC BRECCIA;

  Piece No.  : PCE 1 (0-2), 2 (4-10), 3 (10-15), 4 (15-20),
               5 (21-29), 6 (29-31), 7 (32-36), 8 (38-42),
               9 (42-44), 10 (45-48), 11 (53-57), 12 (60-65),
               13 (65-68), 14 (69-72), 15 (73-77), 16 (67-85),
               17 (86-95), 18 (96-101), 19 (102-105), 20 (105-107),
               21 (108-112), 22 (112-125), 23 (128-135),
               24 (135-140), 25 (140-146);

  Texture    : SAME AS CORE 4 SECTIONS 1 AND 2, COARSER GRAINED
               THAN SECTIONS 1 AND 2;

  Structure  : THICK DRUSY CALCITE VEINS UP TO 5MM IN INTERVAL
               (72-88);

  Alteration : CEMENT IS COMPLETELY ALTERED, IN PCE 22 BASALT
               MATRIX IS COMPLETELY ALTERED;

  Comments   : BELOW 60CM ALL BASALT INCLUSIONS AND PCES ARE
               DARKENED TO DARK REDDISH BROWN (10R3/4);

  Vesicles   : VESICUAR, GREATER THAN SECTIONS 1 AND 2,
               SPARRY CALCITE VUG IN PCE 22;

  Replacement: CALCITE


Leg : 42    Top/Bottom Interval(mm):  250/1040  Analyst: Garrison, R.
Hole: 373A  Sample Midpoint (m)    :   306.54
Core:   5   Top of Core Depth (m)  :   305.50
Sect:  1    Top of Section Depth(m):   305.75

LITHOLOGY: APHYRIC BASALT;

  Piece No.  : PCE 1 (25-29), 2 (30-35), 3 (35-41), 4 (41-50),
               5 (50-53), 6 (53-55), 7 (55-56), 8 (58-62),
               9 (63-67), 10 (67-75), 11 (75-78), 12 (78-82),
               13 (83-88), 14 (88-92), 15 (93-98), 16 (100-106);

  Texture    : APHYRIC, FAIRLY COARSE GRAINED;

  Structure  : AMYGDALOIDAL, SPARRY CALCITE VEINING;

  Comments   : BASALT IS OLIVE GREY (5Y4/1);

  Replacement: CALCITE


Leg : 42    Top/Bottom Interval(mm): 1040/1500  Analyst: Garrison, R.
Hole: 373A  Sample Midpoint (m)    :   307.00
Core:   5   Top of Core Depth (m)  :   305.50
Sect:  1    Top of Section Depth(m):   306.54

LITHOLOGY: BASALTIC BRECCIA;

  Piece No.  : PCE 17 (107-109), 19 (112-120), 20 (120-125),
               21 (125-130), 22 (131-135), 23 (135-140);

  Texture    : BASALTIC BRECCIA COMPOSED OF BASALT FRAGMENTS IN A
               CALCITE MATRIX;

  Alteration : ALTERATION VARIABLE;

  Comments   : CARB MATRIX COLOR WHITE N9, BASALT COLOR VARIES FROM
               MOD YELLOWISH BROWN (10YR5/4) TO DUSKY BROWN
               (5YR2/2) TO DARK YELLOWISH BROWN (10YR6/6) TO
               BROWNISH GREY (5YR4/1), COLOR DEPENDS ON STATE OF
               ALTERATION;

  Replacement: CALCITE


Leg : 42    Top/Bottom Interval(mm):    0/ 200  Analyst: Garrison, R.
Hole: 373A  Sample Midpoint (m)    :   307.20
Core:   5   Top of Core Depth (m)  :   305.50
Sect:  2    Top of Section Depth(m):   307.00

LITHOLOGY: BASALTIC BRECCIA;

  Piece No.  : PCE 1 (0-4), 2 (7-12), 3 (13-17), 4 (18-20);

  Texture    : BRECCIA WITH BASALT FRAGMENTS IN A CALCITE MATRIX;

  Structure  : SPARRY CALCITE IN VEINS;

  Alteration : BASALT MOSTLY UNALTERED, ALTERED IN SOME PLACES TO
               DARK YELLOWISH ORANGE;

  Comments   : BASALT COLOR RANGES FROM OLIVE GREY (5Y4/1) TO
               DUSKY BROWN (5YR2/2) TO DARK YELLOWISH ORANGE
               (10Y6/6);

  Replacement: CALCITE


Leg : 42    Top/Bottom Interval(mm):  200/ 690  Analyst: Garrison, R.
Hole: 373A  Sample Midpoint (m)    :   307.69
Core:   5   Top of Core Depth (m)  :   305.50
Sect:  2    Top of Section Depth(m):   307.20

LITHOLOGY: BASALT;

  Piece No.  : PCE 4 (20-25), 5 (25-27), 6 (28-32), 7 (32-36),
               8 (37-42), 9 (44-47), 10 (47-54), 11 (55-60),
               12 (60-65), 13 (65-70);

  Texture    : FAIRLY COARSE GRAINED;

  Structure  : FLOW UNIT BEGINS IN PCE 4, NO RUNS OR CONTACTS,
               AMYGDALOIDAL, SPARRY CALCITE VEINS;

  Replacement: CALCITE


Leg : 42    Top/Bottom Interval(mm):  690/1500  Analyst: Garrison, R.
Hole: 373A  Sample Midpoint (m)    :   308.50
Core:   5   Top of Core Depth (m)  :   305.50
Sect:  2    Top of Section Depth(m):   307.69

LITHOLOGY: BASALTIC BRECCIA;

  Piece No.  : PCE 14 (72-79), 15 (82-86), 16 (85-90), 17 (90-94),
               18 (95-99), 19 (99-103), 20 (108-112), 21 (113-120),
               22 (120-125), 23 (126-130), 24 (130-133),
               25 (139-143), 26 (144-150);

  Texture    : BRECCIA COMPOSED OF BASALT FRAGMENTS CEMENTED BY
               WHITE SPARRY CALCITE;

  Structure  : BASALT FRAGMENTS ARE AMYGDALOIDAL AS IN PREVIOUS
               SECTION;

  Alteration : SOME ALTERED FRAGMENTS;

  Comments   : MOST BASALT FRAGMENTS ARE OLIVE GREY (5Y4/1),
               ALTERED FRAGMENTS ARE DARK YELLOWISH ORANGE
               (10YR6/6);

  Replacement: CALCITE


Leg : 42    Top/Bottom Interval(mm):    0/1500  Analyst: Garrison, R.
Hole: 373A  Sample Midpoint (m)    :   310.00
Core:   5   Top of Core Depth (m)  :   305.50
Sect:  3    Top of Section Depth(m):   308.50

LITHOLOGY: BASALTIC BRECCIA;

  Piece No.  : PCE 1 (0-4), 2 (6-10), 3 (10-14), 4 (15-19),
               5 (20-23), 6 (24-29), 7 (40-44), 8 (45-49),
               9 (49-52), 10 (52-55), 11 (55-59), 12 (60-62),
               13 (64-66), 14 (67-72), 15 (74-77), 16 (78-82),
               17 (82-85), 18 (87-90), 19 (90-94), 20 (95-101),
               21 (101-107), 22 (108-110), 23 (115-121),
               24 (122-125), 25 (125-130), 26 (132-136),
               27 (137-141), 28 (141-145), 29 (145-150);

  Texture    : BRECCIA COMPOSED OF ANGULAR BASALT FRAGMENTS IN A
               SPARRY CALCITE MATRIX;

  Structure  : AMYGDALOIDAL, CARB MATRIX MOSTLY SPARRY VEINS, SOME
               MORE DRUSY AT BASE OF SECTION,SPARRY CALCITE VEIN
               IN PCE 20;

  Alteration : PCES 12 AND 19 CONTAIN MOST ALTERED BASALT
               INCLUSIONS, ALTERED TO DARK YELLOWISH ORANGE AND
               DUSKY BROWN;

  Comments   : ALTERED PCES DARK YELLOWISH ORANGE (10YR6/6) AND
               DUSKY BROWN (5YR2/2), BASALT IS OLIVE GREY (5Y4/1);

  Replacement: CALCITE


Leg : 42    Top/Bottom Interval(mm):  690/1490  Analyst: Garrison, R.
Hole: 373A  Sample Midpoint (m)    :   335.49
Core:   6   Top of Core Depth (m)  :   334.00
Sect:  1    Top of Section Depth(m):   334.69

LITHOLOGY: BASALTIC BRECCIA;

  Piece No.  : PCE 1 (65-76), 2 (77-80), 3 (80-84), 4 (84-86),
               5 (87-91), 6 (92-98), 7 (99-119), 8 (119-122),
               9 (122-130), 10 (130-133), 11 (134-140),
               12 (142-145), 13 (146-149);

  Texture    : BASALTIC BRECCIA CEMENTED BY WHITE SPARRY CALCITE AN
               LIGHT GREY TO REDDISH BROWN FINE GRAINED LIMESTONE;

  Structure  : CALCITE VEINS;

  Alteration : EXTENSIVELY;
               BASALT MOSTLY ALTERED TO DIFFERENT FERRUGINOUS
               COLORS;

  Comments   : COLORS INCLUDE DARK REDDISH BROWN (10R3/4) AND DARK
               BROWN (5YR5/2) AND MOD REDDISH BROWN (10YR5/4);

  Replacement: CALCITE


Leg : 42    Top/Bottom Interval(mm):  680/ 980  Analyst: Garrison, R.
Hole: 373A  Sample Midpoint (m)    :   363.48
Core:   7   Top of Core Depth (m)  :   362.50
Sect:  1    Top of Section Depth(m):   363.18

LITHOLOGY: BASALTIC BRECCIA;

  Piece No.  : PCE 1 (68-75), 2 (76-79), 3 (80-85), 4 (90-98);

  Texture    : BASALT FRAGMENTS CEMENTED BY SPARRY CALCITE,
               AMYGDALOIDAL;

  Structure  : SPARRY CALCITE VEINS;

  Replacement: CALCITE


Leg : 42    Top/Bottom Interval(mm):  980/1490  Analyst: Garrison, R.
Hole: 373A  Sample Midpoint (m)    :   363.99
Core:   7   Top of Core Depth (m)  :   362.50
Sect:  1    Top of Section Depth(m):   363.48

LITHOLOGY: CPX MOD PHYRIC BASALT;

  Piece No.  : PCE 5 (100-112), 6 (113-115), 7 (116-119),
               8 (119-126), 9 (126-149);

  Structure  : AMYGDULES FILLED WITH SPARRY CALCITE;

  Texture    : CPX MOD PHYRIC, SPARRY CALCITE RIM ON PCE 9;

  Comments   : INCLUSIONS OF ALTERED SEDIMENT, SEE IR FOR MORE
               DETAILED INFORMATION;

  Replacement: CALCITE


Leg : 42    Top/Bottom Interval(mm):    0/1500  Analyst: Garrison, R.
Hole: 373A  Sample Midpoint (m)    :   365.50
Core:   7   Top of Core Depth (m)  :   362.50
Sect:  2    Top of Section Depth(m):   364.00

LITHOLOGY: CPX MOD PHYRIC BASALT;

  Piece No.  : PCE 1 (2-8), 2 (9-15), 3 (15-22), 4 (22-29),
               5 (29-36), 6 (37-48), 7 (48-51), 8 (51-57),
               9 (58-67), 10 (68-78), 11 (79-83), 12 (79-85),
               13 (86-95), 14 (95-109), 15 (110-120),
               16 (120-130), 17 (129-135), 18 (136-144),
               19 (145-150);

  Texture    : CPX MOD PHYRIC, AMYGDALOIDAL;

  Structure  : AMYGDULES FILLED WITH CARB, SPARRY CARB VEIN IN PCE
               10;

  Comments   : SEE IR FOR MORE DETAILED INFORMATION;

  Phenocrysts: CLINOPYROXENE
               AUGITE;

               FELDSPAR
               UNCERTAIN;

  Replacement: CALCITE

               PALAGONITE
               PRESENT AS INCLUSIONS;

               CLAY MINERALS
               PRESENT AS INCLUSIONS, MAY BE ALTERED TUFFACEOUS
               SEDIMENT;


Leg : 42    Top/Bottom Interval(mm):    0/1500  Analyst: Garrison, R.
Hole: 373A  Sample Midpoint (m)    :   367.00
Core:   7   Top of Core Depth (m)  :   362.50
Sect:  3    Top of Section Depth(m):   365.50

LITHOLOGY: CPX MOD PHYRIC BASALT;

  Piece No.  : PCE 1 (1-5), 2 (6-17), 3A (18-22), 3B (22-25),
               4 (26-28), 5 (28-32), 6 (33-43), 7 (44-50),
               8 (50-60), 9 (61-70), 10 (71-73), 11 (77-80),
               12 (81-85), 13 (85-89), 14 (90-100), 15 (101-120),
               16 (121-127), 17 (127-134), 18 (134-136),
               19 (137-142), 20 (142-145), 21 (146-150);

  Texture    : CPX MOD PHYRIC;

  Structure  : AMYGDALOIDAL, CALCITE VEINS PRESENT;

  Comments   : SEE IR FOR MORE DETAILED INFORMATION;

  Phenocrysts: CLINOPYROXENE
               AUGITE, MAY IN FACT BE PORPHYROBLASTS AS OPPOSED
               TO ACTUAL PHENOS--SEE VOLUME;

               FELDSPAR
               UNCERTAIN;

  Replacement: PALAGONITE
               PRESENT AS INCLUSIONS, ALTERED PALAGONITIZED
               SEDIMENT (TEPHRA);

               CALCITE
               FILLING VEINS;


Leg : 42    Top/Bottom Interval(mm):    0/1490  Analyst: Garrison, R.
Hole: 373A  Sample Midpoint (m)    :   368.49
Core:   7   Top of Core Depth (m)  :   362.50
Sect:  4    Top of Section Depth(m):   367.00

LITHOLOGY: BASALT;

  Piece No.  : PCE 1 (0-10), 2 (10-15), 3 (15-20), 4 (20-25),
               5 (26-29), 6 (30-36), 7 (36-41), 8 (42-45),
               9 (45-50), 10 (50-59), 11 (60-65), 12 (65-75),
               13 (75-82), 14 (82-90), 15 (90-95), 16 (96-103),
               17 (104-110), 18 (111-115), 19 (116-120);

  Texture    : PORPHYRITIC, NO PHENOS FROM 130-135CM;

  Structure  : AMYGDULES FILLED WITH SPARRY CARB, AMYGDULES IN PIPE
               ORIENTATION, CALCITE VEINS, PIPES IN PCE 17;

  Comments   : SEE IR FOR MORE DETAILED INFORMATION;

  Replacement: PALAGONITE
               INCLUSIONS IN GNDMASS;

               CALCITE
               IN VEINS;


Leg : 42    Top/Bottom Interval(mm):    0/ 160  Analyst: Garrison, R.
Hole: 373A  Sample Midpoint (m)    :   368.66
Core:   7   Top of Core Depth (m)  :   362.50
Sect:  5    Top of Section Depth(m):   368.50

LITHOLOGY: APHYRIC BASALT;

  Piece No.  : PCE 1 (1-11), 2 (11-16);

  Texture    : APHYRIC, CALCITE RIM;

  Structure  : AMYGDULES IN PIPE ORIENTATION;

  Comments   : SEE IR FOR MORE DETAILED INFORMATION;

  Replacement: CALCITE


Leg : 42    Top/Bottom Interval(mm): 1000/1190  Analyst: Garrison, R.
Hole: 373A  Sample Midpoint (m)    :   382.69
Core:   8   Top of Core Depth (m)  :   381.50
Sect:  1    Top of Section Depth(m):   382.50

LITHOLOGY: BASALTIC BRECCIA;

  Piece No.  : PCE 1 (100-102), 2 (103-107), 3 (107-110),
               4 (110-115), 5 (115-119);

  Texture    : LARGE CLASTS OF BASALT IN STRONGLY ALTERED MATRIX OF
               BRECCIA;

  Structure  : AMYGDALOIDAL;

  Alteration : STRONGLY ALTERED MATRIX;

  Comments   : SEE IR FOR MORE DETAILED INFORMATION;


Leg : 42    Top/Bottom Interval(mm): 1190/1500  Analyst: Garrison, R.
Hole: 373A  Sample Midpoint (m)    :   383.00
Core:   8   Top of Core Depth (m)  :   381.50
Sect:  1    Top of Section Depth(m):   382.69

LITHOLOGY: BASALT;

  Piece No.  : PCE 6 (119-123), 7 (124-126), 8 (126-131),
               9 (131-135), 10 (135-140), 11 (140-142),
               12 (143-145), 13 (145-150);

  Structure  : AMYGDALOIDAL;

  Comments   : SEE IR FOR MORE DETAILED INFORMATION;


Leg : 42    Top/Bottom Interval(mm): 1170/1500  Analyst: Garrison, R.
Hole: 373A  Sample Midpoint (m)    :   430.50
Core:  10   Top of Core Depth (m)  :   429.00
Sect:  1    Top of Section Depth(m):   430.17

LITHOLOGY: BASALT;

  Piece No.  : PCE 1 (117-125), 2 (146-150);

  Texture    : MOD PHYRIC, ALTERED RIM ON UPPER PCE;

  Structure  : AMYGDALOIDAL;

  Comments   : SEDIMENT LUMP AT 127-130CM, BASALT DARK GREY N3,
               ALTERED RIM IS MOD BROWN (5YR4/4), SEE IR FOR MORE
               DETAILED INFORMATION;


Leg : 42    Top/Bottom Interval(mm):  640/1500  Analyst: Garrison, R.
Hole: 373A  Sample Midpoint (m)    :   440.00
Core:  11   Top of Core Depth (m)  :   438.50
Sect:  1    Top of Section Depth(m):   439.14

LITHOLOGY: BASALT;

  Piece No.  : PCE 1 (64-72), 2 (72-75), 3 (72-75), 4 (74-76),
               5 (77-86), 6 (87-93), 7 (95-102), 8 (107-110),
               9 (112-125), 10 (126-131), 11 (131-144),
               12 (145-150);

  Texture    : MOD PHYRIC, FINE GRAINED;

  Alteration : FRESH;

  Comments   : OLIVE BLACK (5Y2/1), SEE IR FOR MORE DETAILED
               INFORMATION;


Leg : 42    Top/Bottom Interval(mm): 1180/1490  Analyst: Garrison, R.
Hole: 373A  Sample Midpoint (m)    :   449.49
Core:  12   Top of Core Depth (m)  :   448.00
Sect:  1    Top of Section Depth(m):   449.18

LITHOLOGY: BASALT;

  Piece No.  : PCE 1 (118-125), 2 (125-132), 3 (132-135),
               4 (137-142), 5 (134-137), 6 (142-149);

  Texture    : MOD PHYRIC, FINE GRAINED;

  Comments   : DARK GREY N3, APHYRIC ACCORDING TO IR CH. 18;


    

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.

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