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Core Data from the Deep Sea Drilling Project


Leg : 58    Depth Top/Bottom of Layer(m) :   267.50/  267.71
Hole: 442B  Depth to Top of Core(m)      :   267.50
Core:   1   Depth Top/Bottom Interval(mm):   00/ 210
Sect:  1
 
Visual Text Description:
  SL CLAY;C 10YR5/4-LT.YELLOWISH BROWN;D DRILLING BRECCIA;O 0-15 CM IS 
VOID;H SOFT;Z 33211000 
 
 
Leg : 58    Depth Top/Bottom of Layer(m) :   267.71/  268.82
Hole: 442B  Depth to Top of Core(m)      :   267.50
Core:   1   Depth Top/Bottom Interval(mm):  210/1320
Sect:  1
 
Visual Text Description:
  SL CLAYEY ASH;C 5Y5/1-GREY;S MASSIVE;D MODERATE DEFORMATION;H SOFT,
STICKY 
 
 
Leg : 58    Depth Top/Bottom of Layer(m) :   268.82/  268.85
Hole: 442B  Depth to Top of Core(m)      :   267.50
Core:   1   Depth Top/Bottom Interval(mm): 1320/1350
Sect:  1
 
Visual Text Description:
  SL ASH BED (VOLCANIC SAND);C N5-GREY,10YR5/4-YELLOW BROWN;S N5 ASH BED 
W/PUMICE FRAGMENTS SLIGHTLY INTERMIXED WITH 10YR5/4 CLAY;D MODERATE 
DEFORMATION;M PUMICE,ASH (VOLC.SAND);O SHARP BOUNDARY WITH LOWER LAYER (AT 
135 CM);H FIRM 
 
 
Leg : 58    Depth Top/Bottom of Layer(m) :   268.85/  269.00
Hole: 442B  Depth to Top of Core(m)      :   267.50
Core:   1   Depth Top/Bottom Interval(mm): 1350/1500
Sect:  1
 
Visual Text Description:
  SL CLAY;C 5Y4/3-OLIVE;D MODERATE DEFORMATION;H STIFF 
 
 
Leg : 58    Depth Top/Bottom of Layer(m) :   269.00/  269.95
Hole: 442B  Depth to Top of Core(m)      :   267.50
Core:   1   Depth Top/Bottom Interval(mm):   00/ 950
Sect:  2
 
Visual Text Description:
  SL CLAY;C 5Y4/3-OLIVE GRADING TO 5G5/1-GREENISH GREYAT ABOUT 40 CM;D 
MODERATE DEFORMATION--CLOSE TO INTENSE;H FIRM,STIFF 
 
 
Leg : 58    Depth Top/Bottom of Layer(m) :   269.95/  269.98
Hole: 442B  Depth to Top of Core(m)      :   267.50
Core:   1   Depth Top/Bottom Interval(mm):  950/ 980
Sect:  2
 
Visual Text Description:
  SL CLAY;C 5Y5/2-OLIVE GREY;S VAGUE BOUNDARY AT 95 CM,SHARP BOUNDARY AT 
98 CM;H FIRM,STIFF 
 
 
Leg : 58    Depth Top/Bottom of Layer(m) :   269.98/  270.50
Hole: 442B  Depth to Top of Core(m)      :   267.50
Core:   1   Depth Top/Bottom Interval(mm):  980/1500
Sect:  2
 
Visual Text Description:
  SL CLAY;C 10YR5/6-YELLOWISH BROWN,10YR4/4-DK.YELLOW BROWN;S 10YR5/6 CLAY 
W/BANDS OF 10YR4/4 AT 110-112 AND 131-140 CM;D MODERATE DEFORMATION;U 
SCATTERED MN SPECKS THROUGHOUT SECTION;M MN SPECKS;H FIRM,STIFF;Z 
33211000.3651 
 
 
Leg : 58    Depth Top/Bottom of Layer(m) :   270.50/  270.70
Hole: 442B  Depth to Top of Core(m)      :   267.50
Core:   1   Depth Top/Bottom Interval(mm):   00/ 200
Sect:  3
 
Visual Text Description:
  SL CLAY;C 10YR5/4;D HIGHLY DIST;U PUMICE PEBBLES,EXTENSIVE MN STREAKING,
ASH BED/ZONE;M PUMICE,MN,ASH;O  HVAGUE BDY AT 20CM-NOT COLOR BUT 
DISTURBANCE;H FIRM 
 
 
Leg : 58    Depth Top/Bottom of Layer(m) :   270.70/  271.25
Hole: 442B  Depth to Top of Core(m)      :   267.50
Core:   1   Depth Top/Bottom Interval(mm):  200/ 750
Sect:  3
 
Visual Text Description:
  SL CLAY;C 2.5Y6/6-OLIVE YELLOW;D SLIGHT TO MODERATE DISTURBANCE;U MN 
STREAKING (MICRONODULES) 60-75 CM;MMN MICRONODS;O VAGUE BOUNDARY--NOT 
COLOR BUT DISTURBANCE AT 20 CM,VAGUE BOUNDARY AT 75 CM;H FIRM STIFF 
 
 
Leg : 58    Depth Top/Bottom of Layer(m) :   271.25/  271.28
Hole: 442B  Depth to Top of Core(m)      :   267.50
Core:   1   Depth Top/Bottom Interval(mm):  750/ 780
Sect:  3
 
Visual Text Description:
  SL ASH BED;C 10YR6/3-PALE BROWN;S VAGUE BOUNDARY AT 75 CM;M ASH;H FIRM,
STIFF 
 
 
Leg : 58    Depth Top/Bottom of Layer(m) :   271.39/  271.44
Hole: 442B  Depth to Top of Core(m)      :   267.50
Core:   1   Depth Top/Bottom Interval(mm):   00/ 150
Sect: CC
 
Visual Text Description:
  SL ASH;C 5Y7/1-LT.GREY,10YR5/4-YELLOWSH BROWN;S 5Y7/1 ASH-SOME SCATTERED 
10YR5/4;D DEFORMED;M ASH;H HARD 
 
 
Leg : 58    Depth Top/Bottom of Layer(m) :   277.00/  277.13
Hole: 442B  Depth to Top of Core(m)      :   277.00
Core:   2   Depth Top/Bottom Interval(mm):   00/ 130
Sect:  1
 
Visual Text Description:
  SL CLAY;C 5Y7/1-LT.GREY,10YR5/4-YELLOWISH BROWN;S CHUNKS OF SOAPY 5Y7/1 
CLAY IN 10YR5/4;D EXTREME BRECCIATION;O SHARP BOUNDARY AT 13 CM;H FIRM,
SOAPY;Z 33211000 
 
 
Leg : 58    Depth Top/Bottom of Layer(m) :   277.13/  278.50
Hole: 442B  Depth to Top of Core(m)      :   277.00
Core:   2   Depth Top/Bottom Interval(mm):  130/1500
Sect:  1
 
Visual Text Description:
  SL CLAY;C 7.5YR3/2-DK.BROWN;S EXTENSIVE BIOTURBATION(INCREASE IN 
INTENSITY W/DEPTH),OCCASIONAL MN STREAKS,SHARP BNDRY AT 13 CM;D HIGHLY 
BRECCIATED; U MN NODULE OR PUMICE W/WEATHERED CRUST 2-3 CM DIAM AT 55 CM;M 
MN STREAKS (AND NODULE),PUMICE;O LAYERS OF EXTENSIVE BRECCIATION EQUALS 
WEAKER LAYERS;H STIFF,HARD;Z 33211000 
 
 
Leg : 58    Depth Top/Bottom of Layer(m) :   278.50/  280.00
Hole: 442B  Depth to Top of Core(m)      :   277.00
Core:   2   Depth Top/Bottom Interval(mm):   00/1500
Sect:  2
 
Visual Text Description:
  SL CLAY;C 7.5YR3/2-DK.BROWN;S EXTENSIVE BIOTURBATION(35-68 CM),
MICRONODULES,EXTENSIVE MN STREAKING;D DRILLING BRECCIA TO 120 CM;U 
MICRONODULES,MN STREAKS;MMICRONOD,MN STREAKS;H STIFF HARD;Z 33211000 
 
 
Leg : 58    Depth Top/Bottom of Layer(m) :   280.00/  281.01
Hole: 442B  Depth to Top of Core(m)      :   277.00
Core:   2   Depth Top/Bottom Interval(mm):   00/1010
Sect:  3
 
Visual Text Description:
  SL CLAY;C 7.5YR3/2-DK.BROWN,10YR4/4-DK.YELLOWISH BROWN;S MN MICRONODS 
AND STREAKING,EXTENSIVE BIOTURBATION (W/YELLOWS) AT 11-30 AND 73-100 CM;D 
MODERATE TO INTENSE BRECCIATION;U MN MICRONODS AND STREAKING;M MN 
MICRONODS AND STREAKING;O 101-150 CM IS ORGANIC SAMPLE;H HARD,STIFF 
 
 
Leg : 58    Depth Top/Bottom of Layer(m) :   281.50/  281.83
Hole: 442B  Depth to Top of Core(m)      :   277.00
Core:   2   Depth Top/Bottom Interval(mm):   00/ 330
Sect:  4
 
Visual Text Description:
  SL CLAY;C 7.5YR4/4-DK.BROWN,7.5YR3/2-DK.BRN,10YR4/4-YELLOW BRN,
5YR4/4-DK.BRN,7.5YR7/2-PINKISH GREY;S ZONE OF 7.5YR4/4 CLAY RESULTING FROM 
A MIX OF 7.5YR3/2 AND 10YR4/4 CLAYS,GRADES TO 5YR4/4 WITH 7.5YR7/2 IN 
INTERVAL 25-33 CM,EXTENSIVE MOTTLING BY BIOTURBATION;D SLIGHT DISTURBANCE;
U MN MICRONOD;M MN MICRONOD;O VAGUE BDY. AT 33 CM;H STIFF 
 
 
Leg : 58    Depth Top/Bottom of Layer(m) :   281.83/  281.88
Hole: 442B  Depth to Top of Core(m)      :   277.00
Core:   2   Depth Top/Bottom Interval(mm):  330/ 380
Sect:  4
 
Visual Text Description:
  SL VOLCANIC ASH;C 10YR4/2-DK.GREYISH BROWN,-PINKISH GREY;S SANDY 
APPEARING,SHARP CONTACT ABOVE W/BRECCIAFRAGS OF PINKISH GREY;D SLIGHT 
DISTURBANCE;U BRECCIA FRAGS;H STIFF 
 
 
Leg : 58    Depth Top/Bottom of Layer(m) :   281.88/  281.91
Hole: 442B  Depth to Top of Core(m)      :   277.00
Core:   2   Depth Top/Bottom Interval(mm):  380/ 410
Sect:  4
 
Visual Text Description:
  SL CLAY;C 10YR4/4-YELLOW BROWN,5YR4/4-DK.BRN;S 10YR4/4 CLAY WITH SHARP 
CONTACT TO 5YR4/4 BELOW;D SLIGHT DISTURBANCE;H STIFF;Z 33211000 
 
 
Leg : 58    Depth Top/Bottom of Layer(m) :   281.91/  282.29
Hole: 442B  Depth to Top of Core(m)      :   277.00
Core:   2   Depth Top/Bottom Interval(mm):  410/ 790
Sect:  4
 
Visual Text Description:
  SL CLAY;C 5YR4/4-DK.BROWN,7.5YR7/2-PINKISH GREY;S LOWER BDY. AT 79 CM 
VAGUE INTO 7.5YR7/2;D SLIGHT DISTURBANCE;H HARD,STIFF 
 
 
Leg : 58    Depth Top/Bottom of Layer(m) :   282.29/  282.59
Hole: 442B  Depth to Top of Core(m)      :   277.00
Core:   2   Depth Top/Bottom Interval(mm):  790/1090
Sect:  4
 
Visual Text Description:
  SL ALT. ASH ZONE;C 7.5YR7/2-PINKISH GREY,7.5YR7/6-REDDISH YELLOW;S SHARP 
CONTACT (BOY.) AT 109 CM;M ALTERED ASH;H STIFF;Z 33211000 
 
 
Leg : 58    Depth Top/Bottom of Layer(m) :   282.59/  282.90
Hole: 442B  Depth to Top of Core(m)      :   277.00
Core:   2   Depth Top/Bottom Interval(mm): 1090/1400
Sect:  4
 
Visual Text Description:
  SL CLAY;C -DK.BROWN;S EXTENSIVE BIOTURBATION,MN STREAKING;D SLIGHT 
DISTURBANCE;U MN MICRONODS;M MN MICRONODS AND STREAKING;P HELIMINTHOIDIA 
ZOOPHYCUS(?);O 140-150 CM IS VOID;H STIFF,HARD 
 
 
Leg : 58    Depth Top/Bottom of Layer(m) :   283.00/  284.15
Hole: 442B  Depth to Top of Core(m)      :   277.00
Core:   2   Depth Top/Bottom Interval(mm):   00/1150
Sect:  5
 
Visual Text Description:
  SL CLAY;C 7.5YR3/2-DK.BRN,10YR4/2-DK.GREYISH BRN,10YR3/3-DK.BROWN;S 
MIXTURE OF 7.5YR3/2 AND 10YR4/2 CLAY,LIGHTER HAS BIOTURBATION (EXTENSIVE),
DARKER WITHOUT,MN MICRONODS CONCENTRATED IN LAYERS (ALSO MN STREAKS),
GRADES INTO 10YR3/3 CLAY WITH LITTLE BIOTURBATIONAROUND 90 CM (VAGUE BDY 
AT 90 CM);D SLIGHT DISTURBANCE;M MN MICRONODS CONCENTRATED IN LAYERS;M MN 
MICRONODS AND STREAKING;P ZOOPHYCUS 27-44 CM;H HARD,STIFF;Z 33211000 
 
 
Leg : 58    Depth Top/Bottom of Layer(m) :   284.25/  284.25
Hole: 442B  Depth to Top of Core(m)      :   277.00
Core:   2   Depth Top/Bottom Interval(mm):   00/ 100
Sect: CC
 
Visual Text Description:
  SL CLAY;C 10YR3/3-DK.BROWN;H HARD,STIFF 
 
 
Leg : 58    Depth Top/Bottom of Layer(m) :   286.50/  288.00
Hole: 442B  Depth to Top of Core(m)      :   286.50
Core:   3   Depth Top/Bottom Interval(mm):   00/1500
Sect:  1
 
Visual Text Description:
  SL BRECCIA (CLAYSTONE);C 7.5YR3/2-DK.BROWN,2.5Y6/4-LT.YELLOWISH BROWN;S 
7.5YR3/2 AS MATRIX MATERIAL WITH ROUNDED CLAYSTONE FRAGS (AVE. 2 CM TO MAX 
6 CM) OF2.5Y6/4 COLOR;D DRILLING BRECCIA;M CLAYSTONE;Z 33211000 
 
 
Leg : 58    Depth Top/Bottom of Layer(m) :   288.00/  288.13
Hole: 442B  Depth to Top of Core(m)      :   286.50
Core:   3   Depth Top/Bottom Interval(mm):   00/ 130
Sect:  2
 
Visual Text Description:
  SL CLAYSTONE BRECCIA;C 7.5YR3/2-DK.BROWN,2.5Y6/4-LT.YELLOW BRN;S DK.BRN 
(CLAY) AS MATRIX MAT. W/LT.YELLOW BRN CLAYSTONE FRAGS,CONTINUATION OF 3-1,
SHARP BDY AT 13 CM;D DRILLING BRECCIA;M CLAYSTONE;H HARD;Z 33211000 
 
 
Leg : 58    Depth Top/Bottom of Layer(m) :   288.13/  288.99
Hole: 442B  Depth to Top of Core(m)      :   286.50
Core:   3   Depth Top/Bottom Interval(mm):  130/ 990
Sect:  2
 
Visual Text Description:
  SL CLAY;C 7.5YR3/2-DK.BRN;S EXTENSIVE BIOTURBATION,MN STREAKING,VAGUE 
BIOTURBATED BDY AT 99 CM;D MODERATE DISTURBANCE;U MN MICRONODS;M MN 
MICRONODS AND STREAKING;H FIRM 
 
 
Leg : 58    Depth Top/Bottom of Layer(m) :   288.99/  289.08
Hole: 442B  Depth to Top of Core(m)      :   286.50
Core:   3   Depth Top/Bottom Interval(mm):  990/1080
Sect:  2
 
Visual Text Description:
  SL ALTERED ASH CLAY;C 2.5Y6/4-LT.YELLOW BROWN;S UPPER BDY BIOTURBED,
LOWER BDY SHARP;M ALTERED ASH;H HARD 
 
 
Leg : 58    Depth Top/Bottom of Layer(m) :   289.08/  289.50
Hole: 442B  Depth to Top of Core(m)      :   286.50
Core:   3   Depth Top/Bottom Interval(mm): 1080/1500
Sect:  2
 
Visual Text Description:
  SL CLAY;C -DK.BRN,N7-LT.GREY;S BIOTURBATION (EXTENSIVE WITH LT.GREY AT 
139-142 CM),MN STREAKING;U MN MICRONODS;M MN MICRONODS AND STREAKING;H 
HARD;Z 33211000 
 
 
Leg : 58    Depth Top/Bottom of Layer(m) :   289.50/  289.55
Hole: 442B  Depth to Top of Core(m)      :   286.50
Core:   3   Depth Top/Bottom Interval(mm):   00/  50
Sect:  3
 
Visual Text Description:
  SL CLAY;C 7.5YR3/2-DK.BROWN;S BURROWED BOUNDARY;D BRECCIATED;H HARD 
 
 
Leg : 58    Depth Top/Bottom of Layer(m) :   289.55/  289.56
Hole: 442B  Depth to Top of Core(m)      :   286.50
Core:   3   Depth Top/Bottom Interval(mm):   50/  60
Sect:  3
 
Visual Text Description:
  SL ALTERED ASH;C 2.5Y7/4-PALE YELLOW;M ALT. ASH;H HARD;Z 33113000 
 
 
Leg : 58    Depth Top/Bottom of Layer(m) :   289.56/  289.61
Hole: 442B  Depth to Top of Core(m)      :   286.50
Core:   3   Depth Top/Bottom Interval(mm):   60/ 110
Sect:  3
 
Visual Text Description:
  SL CLAY;C 7.5YR3/2-DK.BRN;S BURROWED BOUNDARY AT 11 CM;D VAGUELY 
BRECCIATED;H HARD;Z 33211000 
 
 
Leg : 58    Depth Top/Bottom of Layer(m) :   289.61/  289.70
Hole: 442B  Depth to Top of Core(m)      :   286.50
Core:   3   Depth Top/Bottom Interval(mm):  110/ 200
Sect:  3
 
Visual Text Description:
  SL ALTERED ASH;C 2.5Y6/4-LT.YELLOWISH BRN,2.5Y5/2-GREYISH BROWN,
-LT.YELLOW W/PINK,-LT.YELLOW,-BRN;S 2.5Y6/4 ALTERED ASH WITH EVIDENCE OF 
DISTINCT LAYERING:11-13 CM IS LT.YEL.BRN,13-14 CM IS GREY BRN,14-18 CM IS 
LT.YEL.W/PINK,18-20 CM IS LT.YELLOW,20-21 CM ISBROWN,BIOTURBATED;D 
BRECCIATED;M ALT. ASH;O BELOW 20 CM IS BASALT;H HARD 
 
 
    

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