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Core Data from the Deep Sea Drilling Project
Leg : 63 Top/Bottom Interval(mm) : 00/ 30 Age: UPPER PLIOCENE
Hole: 468B Depth Top of Layer(m) : 16.50 Age: UPPER PLIOCENE
Core: 1 Depth Bottom of Layer(m): 16.53 Age:
Sect: 1 Thickness of Layer(m) : 0.03
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
81 2 17 /
Processing Hist: Classification was successful.
Shipboard Lith : SILTY NANNO FORAM OOZE
Screen Lith : NANNOFOSSIL RICH FORAMINIFERA CHALK
Leg : 63 Top/Bottom Interval(mm) : 30/ 720 Age: UPPER PLIOCENE
Hole: 468B Depth Top of Layer(m) : 16.53 Age: UPPER PLIOCENE
Core: 1 Depth Bottom of Layer(m): 17.22 Age:
Sect: 1 Thickness of Layer(m) : 0.69
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
94 2 4 /
Processing Hist: Classification was successful.
Shipboard Lith : FORAM NANNO OOZE
Screen Lith : FORAMINIFERA RICH NANNOFOSSIL CHALK
Leg : 63 Top/Bottom Interval(mm) : 720/ 770 Age: UPPER PLIOCENE
Hole: 468B Depth Top of Layer(m) : 17.22 Age: UPPER PLIOCENE
Core: 1 Depth Bottom of Layer(m): 17.27 Age:
Sect: 1 Thickness of Layer(m) : 0.05
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : NANNO FORAM OOZE
Screen Lith : CALCAREOUS OOZE.
Leg : 63 Top/Bottom Interval(mm) : 770/1500 Age: UPPER PLIOCENE
Hole: 468B Depth Top of Layer(m) : 17.27 Age: UPPER PLIOCENE
Core: 1 Depth Bottom of Layer(m): 18.00 Age:
Sect: 1 Thickness of Layer(m) : 0.73
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : FORAM NANNO OOZE
Screen Lith : CALCAREOUS OOZE.
Leg : 63 Top/Bottom Interval(mm) : 10/1500 Age: UPPER PLIOCENE
Hole: 468B Depth Top of Layer(m) : 18.01 Age: UPPER PLIOCENE
Core: 1 Depth Bottom of Layer(m): 19.50 Age:
Sect: 2 Thickness of Layer(m) : 1.49
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 1.63/ 64 145
Processing Hist:
Shipboard Lith : FORAM NANNO OOZE
Screen Lith : CALCAREOUS OOZE.
Leg : 63 Top/Bottom Interval(mm) : 00/1500 Age: UPPER PLIOCENE
Hole: 468B Depth Top of Layer(m) : 19.50 Age: UPPER PLIOCENE
Core: 1 Depth Bottom of Layer(m): 21.00 Age:
Sect: 3 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
90 5 5 /
Processing Hist: Classification was successful.
Shipboard Lith : FORAM NANNO OOZE
Screen Lith : FORAMINIFERA RICH NANNOFOSSIL OOZE
Leg : 63 Top/Bottom Interval(mm) : 00/1500 Age: UPPER PLIOCENE
Hole: 468B Depth Top of Layer(m) : 21.00 Age: UPPER PLIOCENE
Core: 1 Depth Bottom of Layer(m): 22.50 Age:
Sect: 4 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 1.68/ 61 145
Processing Hist:
Shipboard Lith : FORAM NANNO OOZE
Screen Lith : CALCAREOUS OOZE.
Leg : 63 Top/Bottom Interval(mm) : 00/ 620 Age: UPPER PLIOCENE
Hole: 468B Depth Top of Layer(m) : 22.50 Age: UPPER PLIOCENE
Core: 1 Depth Bottom of Layer(m): 23.12 Age:
Sect: 5 Thickness of Layer(m) : 0.62
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : FORAM NANNO OOZE
Screen Lith : CALCAREOUS OOZE.
Leg : 63 Top/Bottom Interval(mm) : 620/ 770 Age: UPPER PLIOCENE
Hole: 468B Depth Top of Layer(m) : 23.12 Age: UPPER PLIOCENE
Core: 1 Depth Bottom of Layer(m): 23.27 Age:
Sect: 5 Thickness of Layer(m) : 0.15
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : GLAUCONITIC FORAM SILTY OOZE
Screen Lith : CALCAREOUS OOZE.
Leg : 63 Top/Bottom Interval(mm) : 770/ 820 Age: UPPER PLIOCENE
Hole: 468B Depth Top of Layer(m) : 23.27 Age: UPPER PLIOCENE
Core: 1 Depth Bottom of Layer(m): 23.32 Age:
Sect: 5 Thickness of Layer(m) : 0.05
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : FORAM NANNO OOZE
Screen Lith : CALCAREOUS OOZE.
Leg : 63 Top/Bottom Interval(mm) : 20/ 150 Age: LOWER PLIOCENE
Hole: 468B Depth Top of Layer(m) : 23.34 Age: LOWER PLIOCENE
Core: 1 Depth Bottom of Layer(m): 23.47 Age:
Sect: CC Thickness of Layer(m) : 0.13
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : FORAM NANNO OOZE
Screen Lith : CALCAREOUS OOZE.
Leg : 63 Top/Bottom Interval(mm) : 00/1500 Age: LOWER PLIOCENE
Hole: 468B Depth Top of Layer(m) : 26.00 Age: LOWER PLIOCENE
Core: 2 Depth Bottom of Layer(m): 27.50 Age:
Sect: 1 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 1.60/ 66 143
Processing Hist:
Shipboard Lith : NANNO OOZE
Screen Lith : CALCAREOUS OOZE.
Leg : 63 Top/Bottom Interval(mm) : 00/ 530 Age: NEOGENE
Hole: 468B Depth Top of Layer(m) : 27.50 Age: LOWER PLIOCENE
Core: 2 Depth Bottom of Layer(m): 28.03 Age: UPPER MIOCENE
Sect: 2 Thickness of Layer(m) : 0.53
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : NANNO OOZE
Screen Lith : CALCAREOUS OOZE.
Leg : 63 Top/Bottom Interval(mm) : 00/ 100 Age: NEOGENE
Hole: 468B Depth Top of Layer(m) : 28.13 Age: LOWER PLIOCENE
Core: 2 Depth Bottom of Layer(m): 28.23 Age: UPPER MIOCENE
Sect: CC Thickness of Layer(m) : 0.10
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : GLAUCONITIC NANNO FORAM OOZE
Screen Lith : CALCAREOUS OOZE.
Leg : 63 Top/Bottom Interval(mm) : 00/1500 Age: NEOGENE
Hole: 468B Depth Top of Layer(m) : 35.50 Age: LOWER PLIOCENE
Core: 3 Depth Bottom of Layer(m): 37.00 Age: UPPER MIOCENE
Sect: 1 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
73 3 24 /
Processing Hist: Classification was successful.
Shipboard Lith : NANNO FORAM OOZE
Screen Lith : NANNOFOSSIL OOZE
Leg : 63 Top/Bottom Interval(mm) : 00/1500 Age: MIOCENE
Hole: 468B Depth Top of Layer(m) : 37.00 Age: UPPER MIOCENE
Core: 3 Depth Bottom of Layer(m): 38.50 Age: MIDDLE MIOCENE
Sect: 2 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 1.63/ 64 145
Processing Hist:
Shipboard Lith : NANNO OOZE
Screen Lith : CALCAREOUS OOZE.
Leg : 63 Top/Bottom Interval(mm) : 00/1500 Age: MIOCENE
Hole: 468B Depth Top of Layer(m) : 38.50 Age: UPPER MIOCENE
Core: 3 Depth Bottom of Layer(m): 40.00 Age: MIDDLE MIOCENE
Sect: 3 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : NANNO OOZE
Screen Lith : CALCAREOUS OOZE.
Leg : 63 Top/Bottom Interval(mm) : 00/1500 Age: MIOCENE
Hole: 468B Depth Top of Layer(m) : 40.00 Age: UPPER MIOCENE
Core: 3 Depth Bottom of Layer(m): 41.50 Age: MIDDLE MIOCENE
Sect: 4 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
57 24 19 1.58/ 67 145
Processing Hist: Classification was successful.
Shipboard Lith : NANNO OOZE
Screen Lith : TERRIGENOUS DETRITUS RICH CARBONATE RICH NANNOFOSSIL OOZE
Leg : 63 Top/Bottom Interval(mm) : 00/ 260 Age: MIOCENE
Hole: 468B Depth Top of Layer(m) : 41.50 Age: UPPER MIOCENE
Core: 3 Depth Bottom of Layer(m): 41.76 Age: MIDDLE MIOCENE
Sect: 5 Thickness of Layer(m) : 0.26
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
40 25 19 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SILICEOUS CLAYEY NANNO OOZE
Screen Lith : OTHER SILICEOUS RICH MARLY NANNOFOSSIL OOZE
Leg : 63 Top/Bottom Interval(mm) : 260/ 560 Age: MIOCENE
Hole: 468B Depth Top of Layer(m) : 41.76 Age: UPPER MIOCENE
Core: 3 Depth Bottom of Layer(m): 42.06 Age: MIDDLE MIOCENE
Sect: 5 Thickness of Layer(m) : 0.30
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
50 35 19 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : NANNO OOZE
Screen Lith : NANNOFOSSIL OOZE
Leg : 63 Top/Bottom Interval(mm) : 560/ 740 Age: MIOCENE
Hole: 468B Depth Top of Layer(m) : 42.06 Age: UPPER MIOCENE
Core: 3 Depth Bottom of Layer(m): 42.24 Age: MIDDLE MIOCENE
Sect: 5 Thickness of Layer(m) : 0.18
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 19 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SILICEOUS GLAUCONITIC SAND
Screen Lith : GLAUCONITE RICH OTHER SILICEOUS RICH SAND
Leg : 63 Top/Bottom Interval(mm) : 740/ 930 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 42.24 Age: MIDDLE MIOCENE
Core: 3 Depth Bottom of Layer(m): 42.43 Age:
Sect: 5 Thickness of Layer(m) : 0.19
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
40 25 19 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SILICEOUS CLAYEY NANNO OOZE
Screen Lith : OTHER SILICEOUS RICH MARLY NANNOFOSSIL OOZE
Leg : 63 Top/Bottom Interval(mm) : 50/ 270 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 42.48 Age: MIDDLE MIOCENE
Core: 3 Depth Bottom of Layer(m): 42.70 Age:
Sect: CC Thickness of Layer(m) : 0.22
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
40 25 19 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SILICEOUS CLAYEY NANNO OOZE
Screen Lith : OTHER SILICEOUS RICH MARLY NANNOFOSSIL OOZE
Leg : 63 Top/Bottom Interval(mm) : 00/1450 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 45.00 Age: MIDDLE MIOCENE
Core: 4 Depth Bottom of Layer(m): 46.45 Age:
Sect: 1 Thickness of Layer(m) : 1.45
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
86 6 8 /
Processing Hist: Classification was successful.
Shipboard Lith : CLAYEY NANNO OOZE
Screen Lith : CLAY MINERAL RICH NANNOFOSSIL OOZE
Leg : 63 Top/Bottom Interval(mm) : 00/1150 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 46.50 Age: MIDDLE MIOCENE
Core: 4 Depth Bottom of Layer(m): 47.65 Age:
Sect: 2 Thickness of Layer(m) : 1.15
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
16 8 76 1.53/ 70 75
Processing Hist: Classification was successful.
Shipboard Lith : CLAYEY NANNO OOZE
Screen Lith : CLAY MINERAL RICH TERRIGENOUS DETRITUS RICH MUD
Leg : 63 Top/Bottom Interval(mm) : 00/ 130 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 47.75 Age: MIDDLE MIOCENE
Core: 4 Depth Bottom of Layer(m): 47.88 Age:
Sect: CC Thickness of Layer(m) : 0.13
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 76 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SILTY CLAY
Screen Lith : MUD
Leg : 63 Top/Bottom Interval(mm) : 50/1500 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 64.05 Age: MIDDLE MIOCENE
Core: 6 Depth Bottom of Layer(m): 65.50 Age:
Sect: 1 Thickness of Layer(m) : 1.45
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
50 35 76 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : NANNO OOZE
Screen Lith : NANNOFOSSIL OOZE
Leg : 63 Top/Bottom Interval(mm) : 00/ 600 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 65.50 Age: MIDDLE MIOCENE
Core: 6 Depth Bottom of Layer(m): 66.10 Age:
Sect: 2 Thickness of Layer(m) : 0.60
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
50 35 76 1.56/ 68 57
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : NANNO OOZE
Screen Lith : NANNOFOSSIL OOZE
Leg : 63 Top/Bottom Interval(mm) : 600/1200 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 66.10 Age: MIDDLE MIOCENE
Core: 6 Depth Bottom of Layer(m): 66.70 Age:
Sect: 2 Thickness of Layer(m) : 0.60
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
50 35 76 1.52/ 71 59
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : CLAYEY SILICEOUS NANNO OOZE
Screen Lith : OTHER SILICEOUS RICH NANNOFOSSIL OOZE
Leg : 63 Top/Bottom Interval(mm) : 00/1020 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 67.00 Age: MIDDLE MIOCENE
Core: 6 Depth Bottom of Layer(m): 68.02 Age:
Sect: 3 Thickness of Layer(m) : 1.02
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
48 44 8 /
Processing Hist: Classification was successful.
Shipboard Lith : CLAYEY SILICEOUS NANNO OOZE
Screen Lith : DIATOM RICH SEMIINDURATED NANNOFOSSIL OOZE
Leg : 63 Top/Bottom Interval(mm) : 00/1500 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 68.50 Age: MIDDLE MIOCENE
Core: 6 Depth Bottom of Layer(m): 70.00 Age:
Sect: 4 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
40 25 8 1.45/ 74 145
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : CLAYEY SILICEOUS NANNO OOZE
Screen Lith : OTHER SILICEOUS RICH MARLY NANNOFOSSIL OOZE
Leg : 63 Top/Bottom Interval(mm) : 00/1300 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 70.00 Age: MIDDLE MIOCENE
Core: 6 Depth Bottom of Layer(m): 71.30 Age:
Sect: 5 Thickness of Layer(m) : 1.30
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
40 25 8 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : CLAYEY SILICEOUS NANNO OOZE
Screen Lith : OTHER SILICEOUS RICH MARLY NANNOFOSSIL OOZE
Leg : 63 Top/Bottom Interval(mm) : 00/ 150 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 71.47 Age: MIDDLE MIOCENE
Core: 6 Depth Bottom of Layer(m): 71.62 Age:
Sect: CC Thickness of Layer(m) : 0.15
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
40 25 8 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : CLAYEY SILICEOUS NANNO OOZE
Screen Lith : OTHER SILICEOUS RICH MARLY NANNOFOSSIL OOZE
Leg : 63 Top/Bottom Interval(mm) : 00/ 700 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 83.00 Age: MIDDLE MIOCENE
Core: 8 Depth Bottom of Layer(m): 83.70 Age:
Sect: 1 Thickness of Layer(m) : 0.70
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
40 25 8 1.32/ 83 67
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : CLAYEY SILICEOUS NANNO OOZE
Screen Lith : OTHER SILICEOUS RICH MARLY NANNOFOSSIL OOZE
Leg : 63 Top/Bottom Interval(mm) : 700/1500 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 83.70 Age: MIDDLE MIOCENE
Core: 8 Depth Bottom of Layer(m): 84.50 Age:
Sect: 1 Thickness of Layer(m) : 0.80
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
35 50 8 1.45/ 75 77
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : NANNO DIATOM OOZE
Screen Lith : NANNOFOSSIL RICH DIATOM OOZE
Leg : 63 Top/Bottom Interval(mm) : 00/1500 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 84.50 Age: MIDDLE MIOCENE
Core: 8 Depth Bottom of Layer(m): 86.00 Age:
Sect: 2 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
71 20 9 /
Processing Hist: Classification was successful.
Shipboard Lith : CLAYEY SILICEOUS NANNO OOZE
Screen Lith : NANNOFOSSIL CHALK
Leg : 63 Top/Bottom Interval(mm) : 00/1500 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 86.00 Age: MIDDLE MIOCENE
Core: 8 Depth Bottom of Layer(m): 87.50 Age:
Sect: 3 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 1.52/ 70 146
Processing Hist:
Shipboard Lith : CLAYEY SILICEOUS NANNO OOZE
Screen Lith : PELAGIC CALCAREOUS SEDIMENT.
Leg : 63 Top/Bottom Interval(mm) : 00/ 770 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 87.50 Age: MIDDLE MIOCENE
Core: 8 Depth Bottom of Layer(m): 88.27 Age:
Sect: 4 Thickness of Layer(m) : 0.77
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : CLAYEY SILICEOUS NANNO OOZE
Screen Lith : PELAGIC CALCAREOUS SEDIMENT.
Leg : 63 Top/Bottom Interval(mm) : 00/ 90 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 88.49 Age: MIDDLE MIOCENE
Core: 8 Depth Bottom of Layer(m): 88.58 Age:
Sect: CC Thickness of Layer(m) : 0.09
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : CLAYEY SILICEOUS NANNO OOZE
Screen Lith : PELAGIC CALCAREOUS SEDIMENT.
Leg : 63 Top/Bottom Interval(mm) : 00/1500 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 92.50 Age: MIDDLE MIOCENE
Core: 9 Depth Bottom of Layer(m): 94.00 Age:
Sect: 1 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
55 30 15 /
Processing Hist: Classification was successful.
Shipboard Lith : SILICEOUS NANNO OOZE
Screen Lith : DIATOM RICH SEMIINDURATED NANNOFOSSIL OOZE
Leg : 63 Top/Bottom Interval(mm) : 00/1500 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 94.00 Age: MIDDLE MIOCENE
Core: 9 Depth Bottom of Layer(m): 95.50 Age:
Sect: 2 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
59 15 26 1.52/ 71 146
Processing Hist: Classification was successful.
Shipboard Lith : CLAYEY SILICEOUS NANNO OOZE
Screen Lith : CLAY MINERAL RICH SEMIINDURATED NANNOFOSSIL OOZE
Leg : 63 Top/Bottom Interval(mm) : 00/1500 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 95.50 Age: MIDDLE MIOCENE
Core: 9 Depth Bottom of Layer(m): 97.00 Age:
Sect: 3 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 1.55/ 69 139
Processing Hist:
Shipboard Lith : CLAYEY SILICEOUS NANNO OOZE
Screen Lith : PELAGIC CALCAREOUS SEDIMENT.
Leg : 63 Top/Bottom Interval(mm) : 00/1320 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 97.00 Age: MIDDLE MIOCENE
Core: 9 Depth Bottom of Layer(m): 98.32 Age:
Sect: 4 Thickness of Layer(m) : 1.32
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
49 0 0 /
Processing Hist:
Shipboard Lith : SILICEOUS NANNO OOZE
Screen Lith : PELAGIC CALCAREOUS SEDIMENT.
Leg : 63 Top/Bottom Interval(mm) : 120/ 250 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 98.44 Age: MIDDLE MIOCENE
Core: 9 Depth Bottom of Layer(m): 98.57 Age:
Sect: CC Thickness of Layer(m) : 0.13
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : SILICEOUS NANNO OOZE
Screen Lith : PELAGIC CALCAREOUS SEDIMENT.
Leg : 63 Top/Bottom Interval(mm) : 00/1500 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 102.00 Age: MIDDLE MIOCENE
Core: 10 Depth Bottom of Layer(m): 103.50 Age:
Sect: 1 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : SILICEOUS NANNO OOZE
Screen Lith : PELAGIC CALCAREOUS SEDIMENT.
Leg : 63 Top/Bottom Interval(mm) : 00/ 860 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 103.50 Age: MIDDLE MIOCENE
Core: 10 Depth Bottom of Layer(m): 104.36 Age:
Sect: 2 Thickness of Layer(m) : 0.86
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
80 12 8 1.70/ 60 23
Processing Hist: Classification was successful.
Shipboard Lith : SILICEOUS NANNO OOZE
Screen Lith : NANNOFOSSIL CHALK
Leg : 63 Top/Bottom Interval(mm) : 00/ 250 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 104.46 Age: MIDDLE MIOCENE
Core: 10 Depth Bottom of Layer(m): 104.71 Age:
Sect: CC Thickness of Layer(m) : 0.25
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : SILICEOUS NANNO OOZE
Screen Lith : CALCAREOUS SEDIMENT.
Leg : 63 Top/Bottom Interval(mm) : 00/ 150 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 121.10 Age: MIDDLE MIOCENE
Core: 11 Depth Bottom of Layer(m): 121.25 Age:
Sect: CC Thickness of Layer(m) : 0.15
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : SILICEOUS NANNO OOZE
Screen Lith : CALCAREOUS SEDIMENT.
Leg : 63 Top/Bottom Interval(mm) : 00/ 190 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 140.00 Age: MIDDLE MIOCENE
Core: 12 Depth Bottom of Layer(m): 140.19 Age:
Sect: 1 Thickness of Layer(m) : 0.19
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
48 19 34 1.38/ 79 18
Processing Hist: Classification was successful.
Shipboard Lith : CALCAREOUS SANDY CLAY
Screen Lith : NANNOFOSSIL RICH CARBONATE RICH MARLY CHALK
Leg : 63 Top/Bottom Interval(mm) : 190/ 630 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 140.19 Age: MIDDLE MIOCENE
Core: 12 Depth Bottom of Layer(m): 140.63 Age:
Sect: 1 Thickness of Layer(m) : 0.44
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
46 13 42 1.74/ 57 43
Processing Hist: Classification was successful.
Shipboard Lith : CALCAREOUS SANDY CLAYSTONE
Screen Lith : CLAY MINERAL RICH NANNOFOSSIL RICH MARLY CARBONATE CHALK
Leg : 63 Top/Bottom Interval(mm) : 630/1500 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 140.63 Age: MIDDLE MIOCENE
Core: 12 Depth Bottom of Layer(m): 141.50 Age:
Sect: 1 Thickness of Layer(m) : 0.87
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
51 16 34 1.54/ 69 85
Processing Hist: Classification was successful.
Shipboard Lith : CALCAREOUS SILTY CLAY
Screen Lith : NANNOFOSSIL RICH CARBONATE RICH MARLY CALCAREOUS OOZE
Leg : 63 Top/Bottom Interval(mm) : 00/1500 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 141.50 Age: MIDDLE MIOCENE
Core: 12 Depth Bottom of Layer(m): 143.00 Age:
Sect: 2 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 34 1.52/ 71 145
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : CALCAREOUS SILTY CLAY
Screen Lith : CARBONATE RICH MUD
Leg : 63 Top/Bottom Interval(mm) : 00/ 950 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 143.00 Age: MIDDLE MIOCENE
Core: 12 Depth Bottom of Layer(m): 143.95 Age:
Sect: 3 Thickness of Layer(m) : 0.95
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 34 1.51/ 71 39
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : CALCAREOUS SILTY CLAYSTONE
Screen Lith : CARBONATE RICH CLAYSTONE
Leg : 63 Top/Bottom Interval(mm) : 00/ 250 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 144.06 Age: MIDDLE MIOCENE
Core: 12 Depth Bottom of Layer(m): 144.31 Age:
Sect: CC Thickness of Layer(m) : 0.25
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 34 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : CALCAREOUS SILTY CLAY
Screen Lith : CARBONATE RICH MUD
Leg : 63 Top/Bottom Interval(mm) : 00/1500 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 159.00 Age: MIDDLE MIOCENE
Core: 13 Depth Bottom of Layer(m): 160.50 Age:
Sect: 1 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 34 1.55/ 69 145
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : CALCAREOUS SANDY CLAYSTONE
Screen Lith : CARBONATE RICH MUD
Leg : 63 Top/Bottom Interval(mm) : 00/1500 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 160.50 Age: MIDDLE MIOCENE
Core: 13 Depth Bottom of Layer(m): 162.00 Age:
Sect: 2 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 34 1.54/ 69 146
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : CALCAREOUS SANDY CLAYSTONE
Screen Lith : CARBONATE RICH MUD
Leg : 63 Top/Bottom Interval(mm) : 00/1000 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 162.00 Age: MIDDLE MIOCENE
Core: 13 Depth Bottom of Layer(m): 163.00 Age:
Sect: 3 Thickness of Layer(m) : 1.00
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 34 1.43/ 76 49
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : CALCAREOUS SANDY CLAYSTONE
Screen Lith : CARBONATE RICH MUD
Leg : 63 Top/Bottom Interval(mm) : 00/1500 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 163.50 Age: MIDDLE MIOCENE
Core: 13 Depth Bottom of Layer(m): 165.00 Age:
Sect: 4 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 34 1.49/ 72 146
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : CALCAREOUS SANDY CLAYSTONE
Screen Lith : CARBONATE RICH MUD
Leg : 63 Top/Bottom Interval(mm) : 00/ 980 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 165.00 Age: MIDDLE MIOCENE
Core: 13 Depth Bottom of Layer(m): 165.98 Age:
Sect: 5 Thickness of Layer(m) : 0.98
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 34 1.89/ 48 39
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : CALCAREOUS SANDY CLAYSTONE
Screen Lith : CARBONATE RICH MUD
Leg : 63 Top/Bottom Interval(mm) : 00/ 250 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 166.08 Age: MIDDLE MIOCENE
Core: 13 Depth Bottom of Layer(m): 166.33 Age:
Sect: CC Thickness of Layer(m) : 0.25
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 34 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : CALCAREOUS SILTY CLAYSTONE
Screen Lith : ISOTROPIC MINERAL RICH CARBONATE RICH CLAYSTONE
Leg : 63 Top/Bottom Interval(mm) : 00/1500 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 178.00 Age: MIDDLE MIOCENE
Core: 14 Depth Bottom of Layer(m): 179.50 Age:
Sect: 1 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
25 15 60 2.05/ 39 149
Processing Hist: Classification was successful.
Shipboard Lith : CALCAREOUS SILTY CLAYSTONE
Screen Lith : CLAY MINERAL RICH MUD
Leg : 63 Top/Bottom Interval(mm) : 00/ 800 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 179.50 Age: MIDDLE MIOCENE
Core: 14 Depth Bottom of Layer(m): 180.30 Age:
Sect: 2 Thickness of Layer(m) : 0.80
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : CALCAREOUS SILTY CLAYSTONE
Screen Lith : CLASTIC SEDIMENT.
Leg : 63 Top/Bottom Interval(mm) : 800/1500 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 180.30 Age: MIDDLE MIOCENE
Core: 14 Depth Bottom of Layer(m): 181.00 Age:
Sect: 2 Thickness of Layer(m) : 0.70
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
5 30 65 /
Processing Hist: Classification was successful.
Shipboard Lith : SILICEOUS SILTY CLAYSTONE
Screen Lith : DIATOM RICH CLAY MINERAL RICH MUD
Leg : 63 Top/Bottom Interval(mm) : 00/1500 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 181.00 Age: MIDDLE MIOCENE
Core: 14 Depth Bottom of Layer(m): 182.50 Age:
Sect: 3 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 65 2.02/ 40 144
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SILICEOUS SILTY CLAYSTONE
Screen Lith : ISOTROPIC MINERAL RICH OTHER SILICEOUS RICH CLAYSTONE
Leg : 63 Top/Bottom Interval(mm) : 00/ 650 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 182.50 Age: MIDDLE MIOCENE
Core: 14 Depth Bottom of Layer(m): 183.15 Age:
Sect: 4 Thickness of Layer(m) : 0.65
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : SILICEOUS SILTY CLAYSTONE
Screen Lith : ISOTROPIC MINERAL RICH OTHER SILICEOUS RICH CLAYSTONE
Leg : 63 Top/Bottom Interval(mm) : 650/1300 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 183.15 Age: MIDDLE MIOCENE
Core: 14 Depth Bottom of Layer(m): 183.80 Age:
Sect: 4 Thickness of Layer(m) : 0.65
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : CALCAREOUS SILTY CLAYSTONE
Screen Lith : ISOTROPIC MINERAL RICH OTHER SILICEOUS RICH CLAYSTONE
Leg : 63 Top/Bottom Interval(mm) : 00/ 100 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 183.99 Age: MIDDLE MIOCENE
Core: 14 Depth Bottom of Layer(m): 184.09 Age:
Sect: CC Thickness of Layer(m) : 0.10
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : CALCAREOUS SILTY CLAYSTONE
Screen Lith : ISOTROPIC MINERAL RICH OTHER SILICEOUS RICH CLAYSTONE
Leg : 63 Top/Bottom Interval(mm) : 00/1500 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 197.00 Age: MIDDLE MIOCENE
Core: 15 Depth Bottom of Layer(m): 198.50 Age:
Sect: 1 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
32 22 46 2.09/ 36 150
Processing Hist: Classification was successful.
Shipboard Lith : CALCAREOUS SILICEOUS SILTY CLAY
Screen Lith : CLAY MINERAL RICH NANNOFOSSIL RICH MARLY CHALK
Leg : 63 Top/Bottom Interval(mm) : 40/ 400 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 198.54 Age: MIDDLE MIOCENE
Core: 15 Depth Bottom of Layer(m): 198.90 Age:
Sect: 2 Thickness of Layer(m) : 0.36
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 46 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : CALCAREOUS + SILICEOUS SILTY CLAY
Screen Lith : ISOTROPIC MINERAL RICH OTHER SILICEOUS RICH CLAYSTONE
Leg : 63 Top/Bottom Interval(mm) : 60/ 250 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 198.96 Age: MIDDLE MIOCENE
Core: 15 Depth Bottom of Layer(m): 199.15 Age:
Sect: CC Thickness of Layer(m) : 0.19
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 46 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : CALCAREOUS + SILICEOUS SILTY CLAY
Screen Lith : ISOTROPIC MINERAL RICH OTHER SILICEOUS RICH CLAYSTONE
Leg : 63 Top/Bottom Interval(mm) : 90/ 800 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 206.59 Age: MIDDLE MIOCENE
Core: 16 Depth Bottom of Layer(m): 207.30 Age:
Sect: 1 Thickness of Layer(m) : 0.71
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 46 3.52/-49 2
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : DIATOM SILTY CLAYSTONE
Screen Lith : DIATOM RICH SILTSTONE
Leg : 63 Top/Bottom Interval(mm) : 00/1500 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 216.00 Age: MIDDLE MIOCENE
Core: 17 Depth Bottom of Layer(m): 217.50 Age:
Sect: 1 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 46 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : DIATOM SILTY CLAYSTONE
Screen Lith : DIATOM RICH SILTSTONE
Leg : 63 Top/Bottom Interval(mm) : 00/1500 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 217.50 Age: MIDDLE MIOCENE
Core: 17 Depth Bottom of Layer(m): 219.00 Age:
Sect: 2 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 46 1.86/ 50 148
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : DIATOM SILTY CLAYSTONE
Screen Lith : DIATOM RICH SILTSTONE
Leg : 63 Top/Bottom Interval(mm) : 00/1500 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 219.00 Age: MIDDLE MIOCENE
Core: 17 Depth Bottom of Layer(m): 220.50 Age:
Sect: 3 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
5 15 80 /
Processing Hist: Classification was successful.
Shipboard Lith : DIATOM SILTY CLAYSTONE
Screen Lith : CLAY MINERAL RICH TERRIGENOUS DETRITUS RICH MUD
Leg : 63 Top/Bottom Interval(mm) : 00/1500 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 220.50 Age: MIDDLE MIOCENE
Core: 17 Depth Bottom of Layer(m): 222.00 Age:
Sect: 4 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 2.01/ 41 154
Processing Hist:
Shipboard Lith : DIATOM SILTY CLAYSTONE
Screen Lith : CLASTIC SEDIMENT.
Leg : 63 Top/Bottom Interval(mm) : 00/ 370 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 222.00 Age: MIDDLE MIOCENE
Core: 17 Depth Bottom of Layer(m): 222.37 Age:
Sect: 5 Thickness of Layer(m) : 0.37
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : DIATOM SILTY CLAYSTONE
Screen Lith : CLASTIC SEDIMENT.
Leg : 63 Top/Bottom Interval(mm) : 90/ 250 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 222.46 Age: MIDDLE MIOCENE
Core: 17 Depth Bottom of Layer(m): 222.62 Age:
Sect: CC Thickness of Layer(m) : 0.16
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : DIATOM SILTY CLAYSTONE
Screen Lith : CLASTIC SEDIMENT.
Leg : 63 Top/Bottom Interval(mm) : 00/1500 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 225.50 Age: MIDDLE MIOCENE
Core: 18 Depth Bottom of Layer(m): 227.00 Age:
Sect: 1 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 1.93/ 46 153
Processing Hist:
Shipboard Lith : SILICEOUS SILTY CLAYSTONE
Screen Lith : CLASTIC SEDIMENT.
Leg : 63 Top/Bottom Interval(mm) : 00/1500 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 227.00 Age: MIDDLE MIOCENE
Core: 18 Depth Bottom of Layer(m): 228.50 Age:
Sect: 2 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 1.85/ 51 146
Processing Hist:
Shipboard Lith : SILICEOUS SILTY CLAYSTONE
Screen Lith : CLASTIC SEDIMENT.
Leg : 63 Top/Bottom Interval(mm) : 140/ 250 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 228.64 Age: MIDDLE MIOCENE
Core: 18 Depth Bottom of Layer(m): 228.75 Age:
Sect: CC Thickness of Layer(m) : 0.11
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : SILICEOUS SILTY CLAYSTONE
Screen Lith : CLASTIC SEDIMENT.
Leg : 63 Top/Bottom Interval(mm) : 60/ 260 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 235.06 Age: MIDDLE MIOCENE
Core: 19 Depth Bottom of Layer(m): 235.26 Age:
Sect: CC Thickness of Layer(m) : 0.20
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : BRECCIA
Screen Lith : CLASTIC SEDIMENT.
Leg : 63 Top/Bottom Interval(mm) : 00/ 180 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 244.60 Age: MIDDLE MIOCENE
Core: 20 Depth Bottom of Layer(m): 244.78 Age:
Sect: CC Thickness of Layer(m) : 0.18
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : BRECCIA: DOLOMITIC SILTY CLAYSTONE
Screen Lith : CLASTIC SEDIMENT.
Leg : 63 Top/Bottom Interval(mm) : 00/ 210 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 254.00 Age: MIDDLE MIOCENE
Core: 21 Depth Bottom of Layer(m): 254.21 Age:
Sect: 1 Thickness of Layer(m) : 0.21
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 1.91/ 47 15
Processing Hist:
Shipboard Lith : ANDESITE
Screen Lith : CLASTIC SEDIMENT.
Leg : 63 Top/Bottom Interval(mm) : 210/1500 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 254.21 Age: MIDDLE MIOCENE
Core: 21 Depth Bottom of Layer(m): 255.50 Age:
Sect: 1 Thickness of Layer(m) : 1.29
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
25 0 75 1.78/ 55 137
Processing Hist: Classification was successful.
Shipboard Lith : DOLOMITIC SILTY CLAYSTONE
Screen Lith : CLAY MINERAL RICH TERRIGENOUS DETRITUS RICH MUDSTONE
Leg : 63 Top/Bottom Interval(mm) : 00/ 900 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 255.50 Age: MIDDLE MIOCENE
Core: 21 Depth Bottom of Layer(m): 256.40 Age:
Sect: 2 Thickness of Layer(m) : 0.90
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : DOLOMITIC SILTY CLAYSTONE
Screen Lith : CLASTIC STONE.
Leg : 63 Top/Bottom Interval(mm) : 00/1070 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 257.00 Age: MIDDLE MIOCENE
Core: 21 Depth Bottom of Layer(m): 258.07 Age:
Sect: 3 Thickness of Layer(m) : 1.07
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 2.03/ 40 70
Processing Hist:
Shipboard Lith : DOLOMITIC SILTY CLAYSTONE
Screen Lith : CLASTIC STONE.
Leg : 63 Top/Bottom Interval(mm) : 00/ 200 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 258.27 Age: MIDDLE MIOCENE
Core: 21 Depth Bottom of Layer(m): 258.47 Age:
Sect: CC Thickness of Layer(m) : 0.20
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : DOLOMITIC SILTY CLAYSTONE
Screen Lith : CLASTIC STONE.
Leg : 63 Top/Bottom Interval(mm) : 00/ 980 Age: MIDDLE MIOCENE
Hole: 468B Depth Top of Layer(m) : 263.50 Age: MIDDLE MIOCENE
Core: 22 Depth Bottom of Layer(m): 264.48 Age:
Sect: 1 Thickness of Layer(m) : 0.98
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
52 0 0 1.57/ 68 47
Processing Hist:
Shipboard Lith : DOLOMITIC SILTY CLAYSTONE
Screen Lith : CLASTIC STONE.
Leg : 63 Top/Bottom Interval(mm) : 00/ 300 Age:
Hole: 468B Depth Top of Layer(m) : 273.10 Age:
Core: 23 Depth Bottom of Layer(m): 273.40 Age:
Sect: CC Thickness of Layer(m) : 0.30
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 100 /
Processing Hist: Classification was successful.
Shipboard Lith : FRAGMENTS OF: SANDSTONE
Screen Lith : ROCK FRAGMENT RICH QUARTZ RICH SANDSTONE
Leg : 63 Top/Bottom Interval(mm) : 00/ 130 Age:
Hole: 468B Depth Top of Layer(m) : 282.60 Age:
Core: 24 Depth Bottom of Layer(m): 282.73 Age:
Sect: CC Thickness of Layer(m) : 0.13
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
2 1 97 /
Processing Hist: Classification was successful.
Shipboard Lith : SANDSTONE FRAGMENTS
Screen Lith : QUARTZ RICH ROCK FRAGMENT RICH SANDY MUDSTONE
Leg : 63 Top/Bottom Interval(mm) : 130/ 290 Age:
Hole: 468B Depth Top of Layer(m) : 282.63 Age:
Core: 24 Depth Bottom of Layer(m): 282.79 Age:
Sect: CC Thickness of Layer(m) : 0.16
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : DOLOMITIC SILTY CLAYSTONE
Screen Lith : CLASTIC STONE.
Leg : 63 Top/Bottom Interval(mm) : 300/ 310 Age:
Hole: 468B Depth Top of Layer(m) : 282.80 Age:
Core: 24 Depth Bottom of Layer(m): 282.81 Age:
Sect: CC Thickness of Layer(m) : 0.01
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : ANDESITE FRAGMENTS + CLASTS
Screen Lith : CLASTIC STONE.
Leg : 63 Top/Bottom Interval(mm) : 00/ 40 Age:
Hole: 468B Depth Top of Layer(m) : 292.00 Age:
Core: 25 Depth Bottom of Layer(m): 292.04 Age:
Sect: 1 Thickness of Layer(m) : 0.04
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : VOLCANIC SANDSTONE
Screen Lith : CLASTIC STONE.
Leg : 63 Top/Bottom Interval(mm) : 40/ 150 Age:
Hole: 468B Depth Top of Layer(m) : 292.04 Age:
Core: 25 Depth Bottom of Layer(m): 292.15 Age:
Sect: 1 Thickness of Layer(m) : 0.11
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : ANDESITE PEBBLES OR FRAGS
Screen Lith : CLASTIC STONE.
Leg : 63 Top/Bottom Interval(mm) : 150/1400 Age:
Hole: 468B Depth Top of Layer(m) : 292.15 Age:
Core: 25 Depth Bottom of Layer(m): 293.40 Age:
Sect: 1 Thickness of Layer(m) : 1.25
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 1.88/ 49 133
Processing Hist:
Shipboard Lith : DOLOMITIC SILTY CLAYSTONE
Screen Lith : CLASTIC STONE.
Leg : 63 Top/Bottom Interval(mm) : 00/1500 Age:
Hole: 468B Depth Top of Layer(m) : 293.50 Age:
Core: 25 Depth Bottom of Layer(m): 295.00 Age:
Sect: 2 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
15 0 85 1.72/ 58 150
Processing Hist: Classification was successful.
Shipboard Lith : DOLOMITIC SILTY CLAYSTONE
Screen Lith : DOLOMITE RICH CLAY MINERAL RICH MUDSTONE
Leg : 63 Top/Bottom Interval(mm) : 00/ 170 Age:
Hole: 468B Depth Top of Layer(m) : 295.00 Age:
Core: 25 Depth Bottom of Layer(m): 295.17 Age:
Sect: 3 Thickness of Layer(m) : 0.17
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : DOLOMITIC SILTY CLAYSTONE
Screen Lith : CLASTIC STONE.
Leg : 63 Top/Bottom Interval(mm) : 170/ 220 Age:
Hole: 468B Depth Top of Layer(m) : 295.17 Age:
Core: 25 Depth Bottom of Layer(m): 295.22 Age:
Sect: 3 Thickness of Layer(m) : 0.05
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : VOLCANIC TUFFACEOUS SANDSTONE
Screen Lith : CLASTIC STONE.
Leg : 63 Top/Bottom Interval(mm) : 220/ 280 Age:
Hole: 468B Depth Top of Layer(m) : 295.22 Age:
Core: 25 Depth Bottom of Layer(m): 295.28 Age:
Sect: 3 Thickness of Layer(m) : 0.06
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : DOLOMITIC SILTY CLAYSTONE
Screen Lith : CLASTIC STONE.
Leg : 63 Top/Bottom Interval(mm) : 00/ 110 Age:
Hole: 468B Depth Top of Layer(m) : 295.63 Age:
Core: 25 Depth Bottom of Layer(m): 295.74 Age:
Sect: CC Thickness of Layer(m) : 0.11
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : DOLOMITIC SILTY CLAYSTONE
Screen Lith : CLASTIC STONE.
Leg : 63 Top/Bottom Interval(mm) : 110/ 250 Age:
Hole: 468B Depth Top of Layer(m) : 295.64 Age:
Core: 25 Depth Bottom of Layer(m): 295.78 Age:
Sect: CC Thickness of Layer(m) : 0.14
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : TUFFACEOUS SANDSTONE
Screen Lith : CLASTIC STONE.
Leg : 63 Top/Bottom Interval(mm) : 00/ 430 Age:
Hole: 468B Depth Top of Layer(m) : 301.50 Age:
Core: 26 Depth Bottom of Layer(m): 301.93 Age:
Sect: 1 Thickness of Layer(m) : 0.43
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 100 2.06/ 38 15
Processing Hist: Classification was successful.
Shipboard Lith : PUMICEOUS LAPILLI TUFF
Screen Lith : QUARTZ RICH PUMICE RICH SANDSTONE
Leg : 63 Top/Bottom Interval(mm) : 430/1320 Age:
Hole: 468B Depth Top of Layer(m) : 301.93 Age:
Core: 26 Depth Bottom of Layer(m): 302.82 Age:
Sect: 1 Thickness of Layer(m) : 0.89
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 100 2.06/ 38 95
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : TUFFACEOUS SANDSTONE
Screen Lith : GLASS RICH SANDSTONE
Leg : 63 Top/Bottom Interval(mm) : 110/ 260 Age:
Hole: 468B Depth Top of Layer(m) : 302.93 Age:
Core: 26 Depth Bottom of Layer(m): 303.08 Age:
Sect: CC Thickness of Layer(m) : 0.15
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 100 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : TUFFACEOUS SANDSTONE
Screen Lith : GLASS RICH SANDSTONE
Leg : 63 Top/Bottom Interval(mm) : 00/ 320 Age:
Hole: 468B Depth Top of Layer(m) : 311.00 Age:
Core: 27 Depth Bottom of Layer(m): 311.32 Age:
Sect: 1 Thickness of Layer(m) : 0.32
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 100 2.00/ 42 24
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : LAPILLI TUFF BRECCIA
Screen Lith : LAPILLI TUFF
Leg : 63 Top/Bottom Interval(mm) : 320/1500 Age:
Hole: 468B Depth Top of Layer(m) : 311.32 Age:
Core: 27 Depth Bottom of Layer(m): 312.50 Age:
Sect: 1 Thickness of Layer(m) : 1.18
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
55 0 45 1.74/ 57 125
Processing Hist: Classification was successful.
Shipboard Lith : SILTY DOLOMITIC CLAYSTONE
Screen Lith : CLAY MINERAL RICH MARLY DOLOMITE LIMESTONE
Leg : 63 Top/Bottom Interval(mm) : 00/1500 Age:
Hole: 468B Depth Top of Layer(m) : 312.50 Age:
Core: 27 Depth Bottom of Layer(m): 314.00 Age:
Sect: 2 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 45 1.82/ 52 149
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : DOLOMITIC SILTY CLAYSTONE
Screen Lith : DOLOMITE RICH MUDSTONE
Leg : 63 Top/Bottom Interval(mm) : 00/ 120 Age:
Hole: 468B Depth Top of Layer(m) : 314.00 Age:
Core: 27 Depth Bottom of Layer(m): 314.12 Age:
Sect: 3 Thickness of Layer(m) : 0.12
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 45 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : DOLOMITIC SILTY MUD
Screen Lith : ISOTROPIC MINERAL RICH DOLOMITE RICH MUD
Leg : 63 Top/Bottom Interval(mm) : 120/ 220 Age:
Hole: 468B Depth Top of Layer(m) : 314.12 Age:
Core: 27 Depth Bottom of Layer(m): 314.22 Age:
Sect: 3 Thickness of Layer(m) : 0.10
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 45 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : DOLOMITIC SILTY CLAYSTONE
Screen Lith : DOLOMITE RICH MUDSTONE
Leg : 63 Top/Bottom Interval(mm) : 220/ 310 Age:
Hole: 468B Depth Top of Layer(m) : 314.22 Age:
Core: 27 Depth Bottom of Layer(m): 314.31 Age:
Sect: 3 Thickness of Layer(m) : 0.09
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 45 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : DOLOMITIC SILTY MUD
Screen Lith : ISOTROPIC MINERAL RICH DOLOMITE RICH MUD
Leg : 63 Top/Bottom Interval(mm) : 00/ 250 Age:
Hole: 468B Depth Top of Layer(m) : 314.45 Age:
Core: 27 Depth Bottom of Layer(m): 314.70 Age:
Sect: CC Thickness of Layer(m) : 0.25
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 45 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : DOLOMITIC SILTY CLAYSTONE
Screen Lith : DOLOMITE RICH MUDSTONE
Leg : 63 Top/Bottom Interval(mm) : 00/1490 Age:
Hole: 468B Depth Top of Layer(m) : 320.50 Age:
Core: 28 Depth Bottom of Layer(m): 321.99 Age:
Sect: 1 Thickness of Layer(m) : 1.49
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 45 2.14/ 33 145
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : DOLOMITIC CLAYSTONE
Screen Lith : DOLOMITE RICH CLAYSTONE
Leg : 63 Top/Bottom Interval(mm) : 00/ 250 Age:
Hole: 468B Depth Top of Layer(m) : 322.09 Age:
Core: 28 Depth Bottom of Layer(m): 322.34 Age:
Sect: CC Thickness of Layer(m) : 0.25
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 45 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : DOLOMITIC CLAYSTONE
Screen Lith : DOLOMITE RICH CLAYSTONE
Leg : 63 Top/Bottom Interval(mm) : 00/ 740 Age:
Hole: 468B Depth Top of Layer(m) : 330.00 Age:
Core: 29 Depth Bottom of Layer(m): 330.74 Age:
Sect: 1 Thickness of Layer(m) : 0.74
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
20 5 76 /
Processing Hist: Classification was successful.
Shipboard Lith : DOLOMITIC SILTY CLAYSTONE FRAGMENTS
Screen Lith : CARBONATE RICH CLAY MINERAL RICH MUDSTONE
Leg : 63 Top/Bottom Interval(mm) : 60/ 250 Age:
Hole: 468B Depth Top of Layer(m) : 330.81 Age:
Core: 29 Depth Bottom of Layer(m): 331.00 Age:
Sect: CC Thickness of Layer(m) : 0.19
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : DOLOMITIC SILTY CLAYSTONE
Screen Lith : CLASTIC SEDIMENT.
Leg : 63 Top/Bottom Interval(mm) : 00/1000 Age:
Hole: 468B Depth Top of Layer(m) : 339.50 Age:
Core: 30 Depth Bottom of Layer(m): 340.50 Age:
Sect: 1 Thickness of Layer(m) : 1.00
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 2.41/ 17 40
Processing Hist:
Shipboard Lith : DOLOMITIC SILTY CLAYSTONE
Screen Lith : CLASTIC SEDIMENT.
Leg : 63 Top/Bottom Interval(mm) : 00/ 250 Age:
Hole: 468B Depth Top of Layer(m) : 340.60 Age:
Core: 30 Depth Bottom of Layer(m): 340.85 Age:
Sect: CC Thickness of Layer(m) : 0.25
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : DOLOMITIC SILTY CLAYSTONE
Screen Lith : CLASTIC SEDIMENT.
Leg : 63 Top/Bottom Interval(mm) : 00/1060 Age:
Hole: 468B Depth Top of Layer(m) : 349.00 Age:
Core: 31 Depth Bottom of Layer(m): 350.06 Age:
Sect: 1 Thickness of Layer(m) : 1.06
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 1.97/ 43 91
Processing Hist:
Shipboard Lith : DOLOMITIC SILTY CLAYSTONE
Screen Lith : CLASTIC SEDIMENT.
Leg : 63 Top/Bottom Interval(mm) : 1060/1170 Age:
Hole: 468B Depth Top of Layer(m) : 350.06 Age:
Core: 31 Depth Bottom of Layer(m): 350.17 Age:
Sect: 1 Thickness of Layer(m) : 0.11
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 1.92/ 47 11
Processing Hist:
Shipboard Lith : VESICULAR ANDESITE
Screen Lith : CLASTIC SEDIMENT.
Leg : 63 Top/Bottom Interval(mm) : 1170/1420 Age:
Hole: 468B Depth Top of Layer(m) : 350.17 Age:
Core: 31 Depth Bottom of Layer(m): 350.42 Age:
Sect: 1 Thickness of Layer(m) : 0.25
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 1.97/ 43 27
Processing Hist:
Shipboard Lith : DOLOMITIC SILTY CLAYSTONE
Screen Lith : CLASTIC SEDIMENT.
Leg : 63 Top/Bottom Interval(mm) : 00/ 490 Age:
Hole: 468B Depth Top of Layer(m) : 350.50 Age:
Core: 31 Depth Bottom of Layer(m): 350.99 Age:
Sect: 2 Thickness of Layer(m) : 0.49
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : DOLOMITIC SILTY CLAYSTONE
Screen Lith : CLASTIC SEDIMENT.
Leg : 63 Top/Bottom Interval(mm) : 00/ 250 Age:
Hole: 468B Depth Top of Layer(m) : 351.11 Age:
Core: 31 Depth Bottom of Layer(m): 351.36 Age:
Sect: CC Thickness of Layer(m) : 0.25
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : DOLOMITIC SILTY CLAYSTONE
Screen Lith : CLASTIC SEDIMENT.
Leg : 63 Top/Bottom Interval(mm) : 00/1500 Age:
Hole: 468B Depth Top of Layer(m) : 358.50 Age:
Core: 32 Depth Bottom of Layer(m): 360.00 Age:
Sect: 1 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
15 4 81 2.25/ 27 153
Processing Hist: Classification was successful.
Shipboard Lith : DOLOMITIC SILTY CLAYSTONE
Screen Lith : CLAY MINERAL RICH MUD
Leg : 63 Top/Bottom Interval(mm) : 00/ 250 Age:
Hole: 468B Depth Top of Layer(m) : 360.10 Age:
Core: 32 Depth Bottom of Layer(m): 360.35 Age:
Sect: CC Thickness of Layer(m) : 0.25
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : DOLOMITIC SILTY CLAYSTONE
Screen Lith : CLASTIC SEDIMENT.
Leg : 63 Top/Bottom Interval(mm) : 00/ 350 Age:
Hole: 468B Depth Top of Layer(m) : 368.00 Age:
Core: 33 Depth Bottom of Layer(m): 368.35 Age:
Sect: 1 Thickness of Layer(m) : 0.35
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 2.06/ 38 31
Processing Hist:
Shipboard Lith : DOLOMITIC SILTY CLAYSTONE
Screen Lith : CLASTIC SEDIMENT.
Leg : 63 Top/Bottom Interval(mm) : 350/ 520 Age:
Hole: 468B Depth Top of Layer(m) : 368.35 Age:
Core: 33 Depth Bottom of Layer(m): 368.52 Age:
Sect: 1 Thickness of Layer(m) : 0.17
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 1.95/ 45 18
Processing Hist:
Shipboard Lith : ANDESITE-DACITE
Screen Lith : CLASTIC SEDIMENT.
Leg : 63 Top/Bottom Interval(mm) : 520/1500 Age:
Hole: 468B Depth Top of Layer(m) : 368.52 Age:
Core: 33 Depth Bottom of Layer(m): 369.50 Age:
Sect: 1 Thickness of Layer(m) : 0.98
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
10 0 90 2.10/ 36 104
Processing Hist: Classification was successful.
Shipboard Lith : DOLOMITIC SILTY CLAYSTONE
Screen Lith : ROCK FRAGMENT RICH CLAY MINERAL RICH MUDSTONE
Leg : 63 Top/Bottom Interval(mm) : 00/ 800 Age:
Hole: 468B Depth Top of Layer(m) : 369.50 Age:
Core: 33 Depth Bottom of Layer(m): 370.30 Age:
Sect: 2 Thickness of Layer(m) : 0.80
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
17 0 83 /
Processing Hist: Classification was successful.
Shipboard Lith : DOLOMITIC SILTY CLAYSTONE
Screen Lith : CLAY MINERAL RICH MUDSTONE
Leg : 63 Top/Bottom Interval(mm) : 00/ 250 Age:
Hole: 468B Depth Top of Layer(m) : 370.40 Age:
Core: 33 Depth Bottom of Layer(m): 370.65 Age:
Sect: CC Thickness of Layer(m) : 0.25
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : DOLOMITIC SILTY CLAYSTONE
Screen Lith : CLASTIC STONE.
Leg : 63 Top/Bottom Interval(mm) : 00/1070 Age:
Hole: 468B Depth Top of Layer(m) : 377.50 Age:
Core: 34 Depth Bottom of Layer(m): 378.57 Age:
Sect: 1 Thickness of Layer(m) : 1.07
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : BRECCIA: DOLOMITIC SILTY CLAYSTONE
Screen Lith : CLASTIC STONE.
Leg : 63 Top/Bottom Interval(mm) : 1070/1260 Age:
Hole: 468B Depth Top of Layer(m) : 378.57 Age:
Core: 34 Depth Bottom of Layer(m): 378.76 Age:
Sect: 1 Thickness of Layer(m) : 0.19
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : DOLOMITIC SILTY CLAYSTONE
Screen Lith : CLASTIC STONE.
Leg : 63 Top/Bottom Interval(mm) : 00/1500 Age:
Hole: 468B Depth Top of Layer(m) : 387.00 Age:
Core: 35 Depth Bottom of Layer(m): 388.50 Age:
Sect: 1 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 2.19/ 30 155
Processing Hist:
Shipboard Lith : DOLOMITIC CLAYSTONE
Screen Lith : CLASTIC STONE.
Leg : 63 Top/Bottom Interval(mm) : 00/ 880 Age:
Hole: 468B Depth Top of Layer(m) : 388.50 Age:
Core: 35 Depth Bottom of Layer(m): 389.38 Age:
Sect: 2 Thickness of Layer(m) : 0.88
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
10 0 90 2.37/ 20 27
Processing Hist: Classification was successful.
Shipboard Lith : DOLOMITIC SILTY CLAYSTONE
Screen Lith : CLAY MINERAL RICH QUARTZ RICH SANDY MUDSTONE
Leg : 63 Top/Bottom Interval(mm) : 00/1500 Age:
Hole: 468B Depth Top of Layer(m) : 396.50 Age:
Core: 36 Depth Bottom of Layer(m): 398.00 Age:
Sect: 1 Thickness of Layer(m) : 1.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : DOLOMITIC SILTY CLAYSTONE
Screen Lith : CLASTIC STONE.
Leg : 63 Top/Bottom Interval(mm) : 00/ 770 Age:
Hole: 468B Depth Top of Layer(m) : 398.00 Age:
Core: 36 Depth Bottom of Layer(m): 398.77 Age:
Sect: 2 Thickness of Layer(m) : 0.77
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : DOLOMITIC SILTY CLAYSTONE
Screen Lith : CLASTIC STONE.
Leg : 63 Top/Bottom Interval(mm) : 00/ 190 Age:
Hole: 468B Depth Top of Layer(m) : 406.00 Age:
Core: 37 Depth Bottom of Layer(m): 406.19 Age:
Sect: 1 Thickness of Layer(m) : 0.19
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
15 0 85 /
Processing Hist: Classification was successful.
Shipboard Lith : DOLOMITIC SILTY CLAYSTONE
Screen Lith : CLAY MINERAL RICH MUDSTONE
Leg : 63 Top/Bottom Interval(mm) : 190/ 500 Age:
Hole: 468B Depth Top of Layer(m) : 406.19 Age:
Core: 37 Depth Bottom of Layer(m): 406.50 Age:
Sect: 1 Thickness of Layer(m) : 0.31
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 85 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : PUMICE LAPILLI TUFF
Screen Lith : LAPILLI TUFF
Leg : 63 Top/Bottom Interval(mm) : 500/ 700 Age:
Hole: 468B Depth Top of Layer(m) : 406.50 Age:
Core: 37 Depth Bottom of Layer(m): 406.70 Age:
Sect: 1 Thickness of Layer(m) : 0.20
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 85 2.02/ 41 21
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : BRECCIA: LAPILLI TUFF
Screen Lith : LAPILLI TUFF
Leg : 63 Top/Bottom Interval(mm) : 700/1000 Age:
Hole: 468B Depth Top of Layer(m) : 406.70 Age:
Core: 37 Depth Bottom of Layer(m): 407.00 Age:
Sect: 1 Thickness of Layer(m) : 0.30
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
19 0 82 2.03/ 40 32
Processing Hist:
Shipboard Lith : DOLOMITIC VOLCANIC SILTY SANDSTONE
Screen Lith : TERRIGENOUS SEDIMENT.
Leg : 63 Top/Bottom Interval(mm) : 00/ 500 Age:
Hole: 468B Depth Top of Layer(m) : 407.50 Age:
Core: 37 Depth Bottom of Layer(m): 408.00 Age:
Sect: 2 Thickness of Layer(m) : 0.50
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
15 0 85 3.21/-30 5
Processing Hist: Classification was successful.
Shipboard Lith : PUMICE LAPILLI TUFF
Screen Lith : PUMICE RICH ROCK FRAGMENT RICH SANDSTONE
Leg : 63 Top/Bottom Interval(mm) : 500/1050 Age:
Hole: 468B Depth Top of Layer(m) : 408.00 Age:
Core: 37 Depth Bottom of Layer(m): 408.55 Age:
Sect: 2 Thickness of Layer(m) : 0.55
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
15 0 85 1.91/ 47 59
Processing Hist: Classification was successful.
Shipboard Lith : DOLOMITIC VOLCANIC SILTY SANDSTONE
Screen Lith : DOLOMITE RICH CLAY MINERAL RICH SANDY MUDSTONE
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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]
Please see NOAA's privacy and disclaimer information. Send questions or comments to mgg.info@noaa.gov.
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