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Core Data from the Deep Sea Drilling Project
Leg : 27 Top/Bottom Interval(mm) : / Age: QUATERNARY
Hole: 261 Depth Top of Layer(m) : 0.10 Age: QUATERNARY
Core: 1 Depth Bottom of Layer(m): 0.10 Age:
Sect: CC Thickness of Layer(m) : 0.00
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
4 39 57 /
Processing Hist: Classification was successful.
Shipboard Lith : SILICEOUS OOZE AND CLAY
Screen Lith : DIATOM RICH RADIOLARIA RICH SILICEOUS MUD
Leg : 27 Top/Bottom Interval(mm) : 1000/1500 Age: QUATERNARY
Hole: 261 Depth Top of Layer(m) : 10.50 Age: QUATERNARY
Core: 2 Depth Bottom of Layer(m): 11.00 Age:
Sect: 1 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
========== ========= ======== ================ ============
2 19 79 /
Processing Hist: Classification was successful.
Shipboard Lith : DIAT AND RADS RICH CLAY
Screen Lith : RADIOLARIA RICH CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age: QUATERNARY
Hole: 261 Depth Top of Layer(m) : 11.00 Age: QUATERNARY
Core: 2 Depth Bottom of Layer(m): 12.50 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
========== ========= ======== ================ ============
2 15 83 /
Processing Hist: Classification was successful.
Shipboard Lith : RADS RICH CLAY
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : / Age: QUATERNARY
Hole: 261 Depth Top of Layer(m) : 12.60 Age: QUATERNARY
Core: 2 Depth Bottom of Layer(m): 12.60 Age:
Sect: CC Thickness of Layer(m) : 0.00
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
50 35 83 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : OOZE
Screen Lith : NANNOFOSSIL OOZE
Leg : 27 Top/Bottom Interval(mm) : 1000/1500 Age: LOWER PLIOCENE
Hole: 261 Depth Top of Layer(m) : 48.50 Age: LOWER PLIOCENE
Core: 3 Depth Bottom of Layer(m): 49.00 Age:
Sect: 1 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
========== ========= ======== ================ ============
64 0 36 /
Processing Hist: Classification was successful.
Shipboard Lith : CLAY RICH NANNO OOZE
Screen Lith : CLAY MINERAL RICH NANNOFOSSIL OOZE
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age: LOWER PLIOCENE
Hole: 261 Depth Top of Layer(m) : 49.00 Age: LOWER PLIOCENE
Core: 3 Depth Bottom of Layer(m): 50.50 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 0 100 1.56/ 68 146
Processing Hist:
Shipboard Lith : NANNO OOZE
Screen Lith : CALCAREOUS SEDIMENT.
Leg : 27 Top/Bottom Interval(mm) : 00/ 450 Age: LOWER PLIOCENE
Hole: 261 Depth Top of Layer(m) : 50.50 Age: LOWER PLIOCENE
Core: 3 Depth Bottom of Layer(m): 50.95 Age:
Sect: 3 Thickness of Layer(m) : 0.45
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
48 0 52 /
Processing Hist: Classification was successful.
Shipboard Lith : CLAY RICH NANNO OOZE
Screen Lith : MARLY NANNOFOSSIL OOZE
Leg : 27 Top/Bottom Interval(mm) : 450/ 520 Age: LOWER PLIOCENE
Hole: 261 Depth Top of Layer(m) : 50.95 Age: LOWER PLIOCENE
Core: 3 Depth Bottom of Layer(m): 51.02 Age:
Sect: 3 Thickness of Layer(m) : 0.07
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
4 0 96 /
Processing Hist: Classification was successful.
Shipboard Lith : QUARTZ BEARING CLAY
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 520/1300 Age: LOWER PLIOCENE
Hole: 261 Depth Top of Layer(m) : 51.02 Age: LOWER PLIOCENE
Core: 3 Depth Bottom of Layer(m): 51.80 Age:
Sect: 3 Thickness of Layer(m) : 0.78
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
95 0 5 /
Processing Hist: Classification was successful.
Shipboard Lith : NANNO OOZE
Screen Lith : NANNOFOSSIL CHALK
Leg : 27 Top/Bottom Interval(mm) : 1300/1500 Age: LOWER PLIOCENE
Hole: 261 Depth Top of Layer(m) : 51.80 Age: LOWER PLIOCENE
Core: 3 Depth Bottom of Layer(m): 52.00 Age:
Sect: 3 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 0 100 /
Processing Hist: Classification was successful.
Shipboard Lith : CLAY
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age: LOWER PLIOCENE
Hole: 261 Depth Top of Layer(m) : 52.00 Age: LOWER PLIOCENE
Core: 3 Depth Bottom of Layer(m): 53.50 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
========== ========= ======== ================ ============
50 35 100 1.53/ 70 143
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : CLAY BEARING NANNO OOZE
Screen Lith : CLAY MINERAL RICH NANNOFOSSIL OOZE
Leg : 27 Top/Bottom Interval(mm) : / Age: LOWER PLIOCENE
Hole: 261 Depth Top of Layer(m) : 53.60 Age: LOWER PLIOCENE
Core: 3 Depth Bottom of Layer(m): 53.60 Age:
Sect: CC Thickness of Layer(m) : 0.00
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
97 1 1 /
Processing Hist: Classification was successful.
Shipboard Lith : OOZE
Screen Lith : NANNOFOSSIL RICH FORAMINIFERA OOZE
Leg : 27 Top/Bottom Interval(mm) : 680/1500 Age: UPPER MIOCENE
Hole: 261 Depth Top of Layer(m) : 95.68 Age: UPPER MIOCENE
Core: 4 Depth Bottom of Layer(m): 96.50 Age:
Sect: 1 Thickness of Layer(m) : 0.82
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
73 0 27 1.56/ 68 40
Processing Hist: Classification was successful.
Shipboard Lith : CLAY BEARING NANNO OOZE
Screen Lith : NANNOFOSSIL CHALK
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age: UPPER MIOCENE
Hole: 261 Depth Top of Layer(m) : 96.50 Age: UPPER MIOCENE
Core: 4 Depth Bottom of Layer(m): 98.00 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
========== ========= ======== ================ ============
50 35 27 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : NANNO OOZE
Screen Lith : NANNOFOSSIL OOZE
Leg : 27 Top/Bottom Interval(mm) : 590/1500 Age: UPPER CRETACEOUS
Hole: 261 Depth Top of Layer(m) : 162.09 Age: UPPER CRETACEOUS
Core: 5 Depth Bottom of Layer(m): 163.00 Age:
Sect: 1 Thickness of Layer(m) : 0.91
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
10 10 27 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : CLAY
Screen Lith : PELAGIC CLAY
Leg : 27 Top/Bottom Interval(mm) : / Age: UPPER CRETACEOUS
Hole: 261 Depth Top of Layer(m) : 163.10 Age: UPPER CRETACEOUS
Core: 5 Depth Bottom of Layer(m): 163.10 Age:
Sect: CC Thickness of Layer(m) : 0.00
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
10 10 27 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : CLAY
Screen Lith : PELAGIC CLAY
Leg : 27 Top/Bottom Interval(mm) : 00/1490 Age: UPPER CRETACEOUS
Hole: 261 Depth Top of Layer(m) : 171.00 Age: UPPER CRETACEOUS
Core: 6 Depth Bottom of Layer(m): 172.49 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
========== ========= ======== ================ ============
10 10 27 1.56/ 68 140
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : CLAY
Screen Lith : PELAGIC CLAY
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age: UPPER CRETACEOUS
Hole: 261 Depth Top of Layer(m) : 172.50 Age: UPPER CRETACEOUS
Core: 6 Depth Bottom of Layer(m): 174.00 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
========== ========= ======== ================ ============
10 10 27 1.62/ 65 145
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : CLAY
Screen Lith : PELAGIC CLAY
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age: UPPER CRETACEOUS
Hole: 261 Depth Top of Layer(m) : 174.00 Age: UPPER CRETACEOUS
Core: 6 Depth Bottom of Layer(m): 175.50 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 0 100 1.62/ 65 146
Processing Hist: Classification was successful.
Shipboard Lith : NANNO BEARING CLAY
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age: UPPER CRETACEOUS
Hole: 261 Depth Top of Layer(m) : 175.50 Age: UPPER CRETACEOUS
Core: 6 Depth Bottom of Layer(m): 177.00 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 0 100 1.62/ 65 145
Processing Hist: Classification was successful.
Shipboard Lith : CLAY
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age: UPPER CRETACEOUS
Hole: 261 Depth Top of Layer(m) : 177.00 Age: UPPER CRETACEOUS
Core: 6 Depth Bottom of Layer(m): 178.50 Age:
Sect: 5 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 0 100 1.62/ 65 139
Processing Hist: Classification was successful.
Shipboard Lith : NANNO BEARING CLAY
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age: UPPER CRETACEOUS
Hole: 261 Depth Top of Layer(m) : 178.50 Age: UPPER CRETACEOUS
Core: 6 Depth Bottom of Layer(m): 180.00 Age:
Sect: 6 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
========== ========= ======== ================ ============
2 0 98 1.65/ 62 145
Processing Hist: Classification was successful.
Shipboard Lith : CLAY
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : / Age: UPPER CRETACEOUS
Hole: 261 Depth Top of Layer(m) : 180.10 Age: UPPER CRETACEOUS
Core: 6 Depth Bottom of Layer(m): 180.10 Age:
Sect: CC Thickness of Layer(m) : 0.00
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:
Shipboard Lith : CLAY
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 150/1500 Age: UPPER CRETACEOUS
Hole: 261 Depth Top of Layer(m) : 180.65 Age: UPPER CRETACEOUS
Core: 7 Depth Bottom of Layer(m): 182.00 Age:
Sect: 1 Thickness of Layer(m) : 1.35
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 100 1.50/ 71 123
Processing Hist: Classification was successful.
Shipboard Lith : NANNO RICH CLAY
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age: UPPER CRETACEOUS
Hole: 261 Depth Top of Layer(m) : 182.00 Age: UPPER CRETACEOUS
Core: 7 Depth Bottom of Layer(m): 183.50 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
========== ========= ======== ================ ============
3 0 97 1.58/ 67 146
Processing Hist: Classification was successful.
Shipboard Lith : CLAY
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age: UPPER CRETACEOUS
Hole: 261 Depth Top of Layer(m) : 183.50 Age: UPPER CRETACEOUS
Core: 7 Depth Bottom of Layer(m): 185.00 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 0 100 1.65/ 63 146
Processing Hist: Classification was successful.
Shipboard Lith : CLAY
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : / Age: UPPER CRETACEOUS
Hole: 261 Depth Top of Layer(m) : 185.10 Age: UPPER CRETACEOUS
Core: 7 Depth Bottom of Layer(m): 185.10 Age:
Sect: CC Thickness of Layer(m) : 0.00
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
45 15 40 /
Processing Hist: Classification was successful.
Shipboard Lith : NANNO BEARING CLAY
Screen Lith : MICRONODULE RICH CARBONATE RICH MARLY FORAMINIFERA CHALK
Leg : 27 Top/Bottom Interval(mm) : 1310/1500 Age: UPPER CRETACEOUS
Hole: 261 Depth Top of Layer(m) : 191.31 Age: UPPER CRETACEOUS
Core: 8 Depth Bottom of Layer(m): 191.50 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 40 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : CLAY
Screen Lith : CLAY
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age: UPPER CRETACEOUS
Hole: 261 Depth Top of Layer(m) : 191.50 Age: UPPER CRETACEOUS
Core: 8 Depth Bottom of Layer(m): 193.00 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 0 100 1.52/ 70 145
Processing Hist: Classification was successful.
Shipboard Lith : CLAY
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age: UPPER CRETACEOUS
Hole: 261 Depth Top of Layer(m) : 193.00 Age: UPPER CRETACEOUS
Core: 8 Depth Bottom of Layer(m): 194.50 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 0 100 1.48/ 73 140
Processing Hist: Classification was successful.
Shipboard Lith : CLAY
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age: UPPER CRETACEOUS
Hole: 261 Depth Top of Layer(m) : 194.50 Age: UPPER CRETACEOUS
Core: 8 Depth Bottom of Layer(m): 196.00 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 1.49/ 72 145
Processing Hist:
Shipboard Lith : CLAY
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age: UPPER CRETACEOUS
Hole: 261 Depth Top of Layer(m) : 196.00 Age: UPPER CRETACEOUS
Core: 8 Depth Bottom of Layer(m): 197.50 Age:
Sect: 5 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 0 100 1.58/ 67 145
Processing Hist: Classification was successful.
Shipboard Lith : ZEOLITE BEARING CLAY
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age: UPPER CRETACEOUS
Hole: 261 Depth Top of Layer(m) : 197.50 Age: UPPER CRETACEOUS
Core: 8 Depth Bottom of Layer(m): 199.00 Age:
Sect: 6 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 0 100 1.68/ 61 140
Processing Hist: Classification was successful.
Shipboard Lith : ZEOLITE RICH CLAY
Screen Lith : ZEOLITE RICH CLAY MINERAL RICH PELAGIC CLAY
Leg : 27 Top/Bottom Interval(mm) : / Age: UPPER CRETACEOUS
Hole: 261 Depth Top of Layer(m) : 199.10 Age: UPPER CRETACEOUS
Core: 8 Depth Bottom of Layer(m): 199.10 Age:
Sect: CC Thickness of Layer(m) : 0.00
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
10 10 100 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : ZEOLITE RICH CLAY
Screen Lith : ZEOLITE RICH CLAY MINERAL RICH PELAGIC CLAY
Leg : 27 Top/Bottom Interval(mm) : 990/1500 Age: CRETACEOUS
Hole: 261 Depth Top of Layer(m) : 200.49 Age: CONIACIAN
Core: 9 Depth Bottom of Layer(m): 201.00 Age: ALBIAN
Sect: 1 Thickness of Layer(m) : 0.51
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
2 0 98 /
Processing Hist: Classification was successful.
Shipboard Lith : ZEOLITE BEARING CLAY
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age: CRETACEOUS
Hole: 261 Depth Top of Layer(m) : 201.00 Age: CONIACIAN
Core: 9 Depth Bottom of Layer(m): 202.50 Age: ALBIAN
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 0 100 1.52/ 70 144
Processing Hist: Classification was successful.
Shipboard Lith : ZEOLITE BEARING CLAY
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age: CRETACEOUS
Hole: 261 Depth Top of Layer(m) : 202.50 Age: CONIACIAN
Core: 9 Depth Bottom of Layer(m): 204.00 Age: ALBIAN
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
========== ========= ======== ================ ============
10 10 100 1.66/ 62 146
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : ZEOLITE BEARING CLAY
Screen Lith : ZEOLITE RICH CLAY MINERAL RICH PELAGIC CLAY
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age: CRETACEOUS
Hole: 261 Depth Top of Layer(m) : 204.00 Age: CONIACIAN
Core: 9 Depth Bottom of Layer(m): 205.50 Age: ALBIAN
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
========== ========= ======== ================ ============
10 10 100 1.63/ 64 146
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : NANNO BEARING CLAY
Screen Lith : ZEOLITE RICH CLAY MINERAL RICH PELAGIC CLAY
Leg : 27 Top/Bottom Interval(mm) : / Age: CRETACEOUS
Hole: 261 Depth Top of Layer(m) : 205.60 Age: CONIACIAN
Core: 9 Depth Bottom of Layer(m): 205.60 Age: ALBIAN
Sect: CC Thickness of Layer(m) : 0.00
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
10 10 100 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : ZEOLITE BEARING CLAY
Screen Lith : ZEOLITE RICH CLAY MINERAL RICH PELAGIC CLAY
Leg : 27 Top/Bottom Interval(mm) : 900/1500 Age: CRETACEOUS
Hole: 261 Depth Top of Layer(m) : 209.90 Age: CONIACIAN
Core: 10 Depth Bottom of Layer(m): 210.50 Age: ALBIAN
Sect: 1 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
========== ========= ======== ================ ============
10 10 100 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : CLAY
Screen Lith : PELAGIC CLAY
Leg : 27 Top/Bottom Interval(mm) : / Age: CRETACEOUS
Hole: 261 Depth Top of Layer(m) : 210.60 Age: CONIACIAN
Core: 10 Depth Bottom of Layer(m): 210.60 Age: ALBIAN
Sect: CC Thickness of Layer(m) : 0.00
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
10 10 100 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : CLAY
Screen Lith : PELAGIC CLAY
Leg : 27 Top/Bottom Interval(mm) : 1070/1500 Age: CRETACEOUS
Hole: 261 Depth Top of Layer(m) : 219.57 Age: CONIACIAN
Core: 11 Depth Bottom of Layer(m): 220.00 Age: ALBIAN
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 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SEMILITHIFIED CLAYSTONE
Screen Lith : CLAYSTONE
Leg : 27 Top/Bottom Interval(mm) : / Age: CRETACEOUS
Hole: 261 Depth Top of Layer(m) : 220.10 Age: CONIACIAN
Core: 11 Depth Bottom of Layer(m): 220.10 Age: ALBIAN
Sect: CC Thickness of Layer(m) : 0.00
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 : CLAY
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENTSTONE
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age: CRETACEOUS
Hole: 261 Depth Top of Layer(m) : 228.00 Age: CONIACIAN
Core: 12 Depth Bottom of Layer(m): 229.50 Age: ALBIAN
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 0 100 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : MUDSTONE
Screen Lith : MUDSTONE
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age: CRETACEOUS
Hole: 261 Depth Top of Layer(m) : 229.50 Age: CONIACIAN
Core: 12 Depth Bottom of Layer(m): 231.00 Age: ALBIAN
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 0 100 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SEMILITHIFIED CLAYSTONE
Screen Lith : CLAYSTONE
Leg : 27 Top/Bottom Interval(mm) : 00/ 100 Age: CRETACEOUS
Hole: 261 Depth Top of Layer(m) : 231.10 Age: CONIACIAN
Core: 12 Depth Bottom of Layer(m): 231.20 Age: ALBIAN
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
========== ========= ======== ================ ============
3 0 97 /
Processing Hist: Classification was successful.
Shipboard Lith : CLAY
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 100/ 150 Age: CRETACEOUS
Hole: 261 Depth Top of Layer(m) : 231.10 Age: CONIACIAN
Core: 12 Depth Bottom of Layer(m): 231.15 Age: ALBIAN
Sect: CC 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 : SILTSTONE
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : / Age:
Hole: 261 Depth Top of Layer(m) : 237.60 Age:
Core: 13 Depth Bottom of Layer(m): 237.60 Age:
Sect: CC Thickness of Layer(m) : 0.00
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
1 0 99 /
Processing Hist: Classification was successful.
Shipboard Lith : STIFF CLAY
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age: LOWER CRETACEOUS
Hole: 261 Depth Top of Layer(m) : 247.00 Age: ALBIAN
Core: 14 Depth Bottom of Layer(m): 248.50 Age: APTIAN
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 99 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : CLAY
Screen Lith : CLAY
Leg : 27 Top/Bottom Interval(mm) : / Age: LOWER CRETACEOUS
Hole: 261 Depth Top of Layer(m) : 248.60 Age: ALBIAN
Core: 14 Depth Bottom of Layer(m): 248.60 Age: APTIAN
Sect: CC Thickness of Layer(m) : 0.00
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 : SEMILITHIFIED MUDSTONE
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENTSTONE
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age: LOWER CRETACEOUS
Hole: 261 Depth Top of Layer(m) : 256.50 Age: ALBIAN
Core: 15 Depth Bottom of Layer(m): 258.00 Age: APTIAN
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 0 100 1.51/ 71 6
Processing Hist: Classification was successful.
Shipboard Lith : SEMILITHIFIED CLAYSTONE
Screen Lith : CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : / Age: LOWER CRETACEOUS
Hole: 261 Depth Top of Layer(m) : 258.10 Age: ALBIAN
Core: 15 Depth Bottom of Layer(m): 258.10 Age: APTIAN
Sect: CC Thickness of Layer(m) : 0.00
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:
Shipboard Lith : SEMILITHIFIED SHALE
Screen Lith : CLASTIC SEDIMENT.
Leg : 27 Top/Bottom Interval(mm) : 590/1500 Age: LOWER CRETACEOUS
Hole: 261 Depth Top of Layer(m) : 266.59 Age: ALBIAN
Core: 16 Depth Bottom of Layer(m): 267.50 Age: APTIAN
Sect: 1 Thickness of Layer(m) : 0.91
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 : CLAY
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : / Age: LOWER CRETACEOUS
Hole: 261 Depth Top of Layer(m) : 267.60 Age: ALBIAN
Core: 16 Depth Bottom of Layer(m): 267.60 Age: APTIAN
Sect: CC Thickness of Layer(m) : 0.00
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
5 0 95 /
Processing Hist:
Shipboard Lith : SEMILITHIFIED CHERTY SHALE
Screen Lith : CLASTIC SEDIMENT.
Leg : 27 Top/Bottom Interval(mm) : / Age:
Hole: 261 Depth Top of Layer(m) : 275.60 Age:
Core: 17 Depth Bottom of Layer(m): 275.60 Age:
Sect: CC Thickness of Layer(m) : 0.00
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 5 95 /
Processing Hist: Classification was successful.
Shipboard Lith : CLAY
Screen Lith : CLAY MINERAL RICH SAND
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age: LOWER CRETACEOUS
Hole: 261 Depth Top of Layer(m) : 285.00 Age: LOWER CRETACEOUS
Core: 18 Depth Bottom of Layer(m): 286.50 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
========== ========= ======== ================ ============
3 1 97 /
Processing Hist: Classification was successful.
Shipboard Lith : CLAY
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : / Age: LOWER CRETACEOUS
Hole: 261 Depth Top of Layer(m) : 286.60 Age: LOWER CRETACEOUS
Core: 18 Depth Bottom of Layer(m): 286.60 Age:
Sect: CC Thickness of Layer(m) : 0.00
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 : BRECCIATED STIFF CLAY
Screen Lith : CLAY MINERAL RICH SAND
Leg : 27 Top/Bottom Interval(mm) : 1120/1500 Age: LOWER CRETACEOUS
Hole: 261 Depth Top of Layer(m) : 305.12 Age: LOWER CRETACEOUS
Core: 19 Depth Bottom of Layer(m): 305.50 Age:
Sect: 1 Thickness of Layer(m) : 0.38
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 100 1.69/ 60 37
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : CLAY
Screen Lith : CLAY
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age: LOWER CRETACEOUS
Hole: 261 Depth Top of Layer(m) : 305.50 Age: LOWER CRETACEOUS
Core: 19 Depth Bottom of Layer(m): 307.00 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 0 100 1.68/ 61 146
Processing Hist: Classification was successful.
Shipboard Lith : CLAY
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age: LOWER CRETACEOUS
Hole: 261 Depth Top of Layer(m) : 307.00 Age: LOWER CRETACEOUS
Core: 19 Depth Bottom of Layer(m): 308.50 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 0 100 1.65/ 63 146
Processing Hist: Classification was successful.
Shipboard Lith : CLAY
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age: LOWER CRETACEOUS
Hole: 261 Depth Top of Layer(m) : 308.50 Age: LOWER CRETACEOUS
Core: 19 Depth Bottom of Layer(m): 310.00 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 1 99 1.69/ 60 143
Processing Hist:
Shipboard Lith : DETRITAL CLAYEY SAND
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age: LOWER CRETACEOUS
Hole: 261 Depth Top of Layer(m) : 310.00 Age: LOWER CRETACEOUS
Core: 19 Depth Bottom of Layer(m): 311.50 Age:
Sect: 5 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 0 100 1.65/ 62 141
Processing Hist: Classification was successful.
Shipboard Lith : SEMILITHIFIED SHALE
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : / Age: LOWER CRETACEOUS
Hole: 261 Depth Top of Layer(m) : 311.60 Age: LOWER CRETACEOUS
Core: 19 Depth Bottom of Layer(m): 311.60 Age:
Sect: CC Thickness of Layer(m) : 0.00
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
2 0 98 /
Processing Hist: Classification was successful.
Shipboard Lith : CLAY
Screen Lith : CLAY MINERAL RICH SAND
Leg : 27 Top/Bottom Interval(mm) : 1230/1500 Age: LOWER CRETACEOUS
Hole: 261 Depth Top of Layer(m) : 314.73 Age: LOWER CRETACEOUS
Core: 20 Depth Bottom of Layer(m): 315.00 Age:
Sect: 1 Thickness of Layer(m) : 0.27
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
4 0 96 /
Processing Hist: Classification was successful.
Shipboard Lith : CLAY
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age: LOWER CRETACEOUS
Hole: 261 Depth Top of Layer(m) : 315.00 Age: LOWER CRETACEOUS
Core: 20 Depth Bottom of Layer(m): 316.50 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 0 100 1.78/ 55 141
Processing Hist: Classification was successful.
Shipboard Lith : CLAY
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : / Age: LOWER CRETACEOUS
Hole: 261 Depth Top of Layer(m) : 316.60 Age: LOWER CRETACEOUS
Core: 20 Depth Bottom of Layer(m): 316.60 Age:
Sect: CC Thickness of Layer(m) : 0.00
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 : SEMILITHIFIED CLAYSTONE
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 450/1500 Age: APTIAN
Hole: 261 Depth Top of Layer(m) : 332.95 Age: APTIAN
Core: 21 Depth Bottom of Layer(m): 334.00 Age:
Sect: 1 Thickness of Layer(m) : 1.05
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 100 1.69/ 61 86
Processing Hist: Classification was successful.
Shipboard Lith : SEMILITHIFIED CLAYSTONE
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : / Age: APTIAN
Hole: 261 Depth Top of Layer(m) : 334.00 Age: APTIAN
Core: 21 Depth Bottom of Layer(m): 334.00 Age:
Sect: 2 Thickness of Layer(m) : 0.00
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : SEMILITHIFIED CLAY
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age: APTIAN
Hole: 261 Depth Top of Layer(m) : 335.50 Age: APTIAN
Core: 21 Depth Bottom of Layer(m): 337.00 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
========== ========= ======== ================ ============
1 2 98 /
Processing Hist: Classification was successful.
Shipboard Lith : SEMILITHIFIED SHALE
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : / Age: APTIAN
Hole: 261 Depth Top of Layer(m) : 337.10 Age: APTIAN
Core: 21 Depth Bottom of Layer(m): 337.10 Age:
Sect: CC Thickness of Layer(m) : 0.00
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 28 72 /
Processing Hist:
Shipboard Lith : CLAY
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age: APTIAN
Hole: 261 Depth Top of Layer(m) : 342.00 Age: APTIAN
Core: 22 Depth Bottom of Layer(m): 343.50 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 2 98 1.73/ 58 129
Processing Hist: Classification was successful.
Shipboard Lith : SEMILITHIFIED SHALE
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age: APTIAN
Hole: 261 Depth Top of Layer(m) : 343.50 Age: APTIAN
Core: 22 Depth Bottom of Layer(m): 345.00 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
========== ========= ======== ================ ============
2 0 98 1.66/ 62 145
Processing Hist: Classification was successful.
Shipboard Lith : SEMILITHIFIED SHALE
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age: APTIAN
Hole: 261 Depth Top of Layer(m) : 345.00 Age: APTIAN
Core: 22 Depth Bottom of Layer(m): 346.50 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 2 98 1.66/ 62 146
Processing Hist: Classification was successful.
Shipboard Lith : SEMILITHIFIED SHALE
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age: APTIAN
Hole: 261 Depth Top of Layer(m) : 346.50 Age: APTIAN
Core: 22 Depth Bottom of Layer(m): 348.00 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 1 100 1.70/ 60 145
Processing Hist:
Shipboard Lith : SEMILITHIFIED SHALE
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age: APTIAN
Hole: 261 Depth Top of Layer(m) : 348.00 Age: APTIAN
Core: 22 Depth Bottom of Layer(m): 349.50 Age:
Sect: 5 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 0 100 1.68/ 61 142
Processing Hist: Classification was successful.
Shipboard Lith : SEMILITHIFIED SHALE
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : / Age: APTIAN
Hole: 261 Depth Top of Layer(m) : 349.60 Age: APTIAN
Core: 22 Depth Bottom of Layer(m): 349.60 Age:
Sect: CC Thickness of Layer(m) : 0.00
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
1 6 94 /
Processing Hist: Classification was successful.
Shipboard Lith : CLAY
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age: APTIAN
Hole: 261 Depth Top of Layer(m) : 361.00 Age: APTIAN
Core: 23 Depth Bottom of Layer(m): 362.50 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 2 98 /
Processing Hist: Classification was successful.
Shipboard Lith : SHALE
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age: APTIAN
Hole: 261 Depth Top of Layer(m) : 362.50 Age: APTIAN
Core: 23 Depth Bottom of Layer(m): 364.00 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
========== ========= ======== ================ ============
2 2 96 1.76/ 56 146
Processing Hist: Classification was successful.
Shipboard Lith : SEMILITHIFIED SHALE
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENTSTONE
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age: APTIAN
Hole: 261 Depth Top of Layer(m) : 364.00 Age: APTIAN
Core: 23 Depth Bottom of Layer(m): 365.50 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 1.77/ 55 136
Processing Hist:
Shipboard Lith : SEMILITHIFIED SHALE
Screen Lith : CLASTIC SEDIMENT.
Leg : 27 Top/Bottom Interval(mm) : / Age: APTIAN
Hole: 261 Depth Top of Layer(m) : 365.60 Age: APTIAN
Core: 23 Depth Bottom of Layer(m): 365.60 Age:
Sect: CC Thickness of Layer(m) : 0.00
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 36 64 /
Processing Hist:
Shipboard Lith : SEMILITHIFIED SHALE
Screen Lith : CLASTIC SEDIMENT.
Leg : 27 Top/Bottom Interval(mm) : 670/1500 Age: APTIAN
Hole: 261 Depth Top of Layer(m) : 380.67 Age: APTIAN
Core: 24 Depth Bottom of Layer(m): 381.50 Age:
Sect: 1 Thickness of Layer(m) : 0.83
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 : SHALE
Screen Lith : CLASTIC SEDIMENT.
Leg : 27 Top/Bottom Interval(mm) : / Age: APTIAN
Hole: 261 Depth Top of Layer(m) : 383.10 Age: APTIAN
Core: 24 Depth Bottom of Layer(m): 383.10 Age:
Sect: CC Thickness of Layer(m) : 0.00
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
1 3 96 /
Processing Hist: Classification was successful.
Shipboard Lith : SEMILITHIFIED SHALE
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 1240/1500 Age: APTIAN
Hole: 261 Depth Top of Layer(m) : 400.24 Age: APTIAN
Core: 25 Depth Bottom of Layer(m): 400.50 Age:
Sect: 1 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
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : SHALE
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age: APTIAN
Hole: 261 Depth Top of Layer(m) : 402.00 Age: APTIAN
Core: 25 Depth Bottom of Layer(m): 403.50 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 /
Processing Hist:
Shipboard Lith : SHALE
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : / Age: APTIAN
Hole: 261 Depth Top of Layer(m) : 403.60 Age: APTIAN
Core: 25 Depth Bottom of Layer(m): 403.60 Age:
Sect: CC Thickness of Layer(m) : 0.00
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 : SHALE
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age: APTIAN
Hole: 261 Depth Top of Layer(m) : 418.00 Age: APTIAN
Core: 26 Depth Bottom of Layer(m): 419.50 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
========== ========= ======== ================ ============
1 0 0 /
Processing Hist:
Shipboard Lith : SHALE
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age: APTIAN
Hole: 261 Depth Top of Layer(m) : 419.50 Age: APTIAN
Core: 26 Depth Bottom of Layer(m): 421.00 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 0 100 1.78/ 55 118
Processing Hist:
Shipboard Lith : SHALE
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : / Age: APTIAN
Hole: 261 Depth Top of Layer(m) : 421.10 Age: APTIAN
Core: 26 Depth Bottom of Layer(m): 421.10 Age:
Sect: CC Thickness of Layer(m) : 0.00
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
2 0 98 /
Processing Hist: Classification was successful.
Shipboard Lith : SHALE
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age: LOWER CRETACEOUS
Hole: 261 Depth Top of Layer(m) : 437.00 Age: LOWER CRETACEOUS
Core: 27 Depth Bottom of Layer(m): 438.50 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 1.74/ 57 115
Processing Hist:
Shipboard Lith : SHALE
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age: LOWER CRETACEOUS
Hole: 261 Depth Top of Layer(m) : 438.50 Age: LOWER CRETACEOUS
Core: 27 Depth Bottom of Layer(m): 440.00 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 0 1.77/ 56 101
Processing Hist:
Shipboard Lith : SHALE
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : / Age: LOWER CRETACEOUS
Hole: 261 Depth Top of Layer(m) : 440.10 Age: LOWER CRETACEOUS
Core: 27 Depth Bottom of Layer(m): 440.10 Age:
Sect: CC Thickness of Layer(m) : 0.00
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 1 99 /
Processing Hist: Classification was successful.
Shipboard Lith : SHALE
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 550/1500 Age: NEOCOMIAN
Hole: 261 Depth Top of Layer(m) : 447.05 Age: HAUTERIVIAN
Core: 28 Depth Bottom of Layer(m): 448.00 Age: VALANGINIAN
Sect: 1 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
========== ========= ======== ================ ============
28 0 0 /
Processing Hist:
Shipboard Lith : SHALE
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 00/ 320 Age: NEOCOMIAN
Hole: 261 Depth Top of Layer(m) : 448.00 Age: HAUTERIVIAN
Core: 28 Depth Bottom of Layer(m): 448.32 Age: VALANGINIAN
Sect: 2 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 0 /
Processing Hist:
Shipboard Lith : SHALE
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 320/ 520 Age: NEOCOMIAN
Hole: 261 Depth Top of Layer(m) : 448.32 Age: HAUTERIVIAN
Core: 28 Depth Bottom of Layer(m): 448.52 Age: VALANGINIAN
Sect: 2 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 : CLAY
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 520/1310 Age: NEOCOMIAN
Hole: 261 Depth Top of Layer(m) : 448.52 Age: HAUTERIVIAN
Core: 28 Depth Bottom of Layer(m): 449.31 Age: VALANGINIAN
Sect: 2 Thickness of Layer(m) : 0.79
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 : SHALE
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 1310/1500 Age: NEOCOMIAN
Hole: 261 Depth Top of Layer(m) : 449.31 Age: HAUTERIVIAN
Core: 28 Depth Bottom of Layer(m): 449.50 Age: VALANGINIAN
Sect: 2 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 : CLAY
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 00/ 200 Age: NEOCOMIAN
Hole: 261 Depth Top of Layer(m) : 449.50 Age: HAUTERIVIAN
Core: 28 Depth Bottom of Layer(m): 449.70 Age: VALANGINIAN
Sect: 3 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 : SHALE
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 200/ 250 Age: NEOCOMIAN
Hole: 261 Depth Top of Layer(m) : 449.70 Age: HAUTERIVIAN
Core: 28 Depth Bottom of Layer(m): 449.75 Age: VALANGINIAN
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 : CLAY BRECCIA
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 250/ 350 Age: NEOCOMIAN
Hole: 261 Depth Top of Layer(m) : 449.75 Age: HAUTERIVIAN
Core: 28 Depth Bottom of Layer(m): 449.85 Age: VALANGINIAN
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 0 /
Processing Hist:
Shipboard Lith : SHALE
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 350/ 400 Age: NEOCOMIAN
Hole: 261 Depth Top of Layer(m) : 449.85 Age: HAUTERIVIAN
Core: 28 Depth Bottom of Layer(m): 449.90 Age: VALANGINIAN
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 : BRECCIA OF STIFF CLAY
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 400/ 470 Age: NEOCOMIAN
Hole: 261 Depth Top of Layer(m) : 449.90 Age: HAUTERIVIAN
Core: 28 Depth Bottom of Layer(m): 449.97 Age: VALANGINIAN
Sect: 3 Thickness of Layer(m) : 0.07
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 : SHALE
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 470/ 490 Age: NEOCOMIAN
Hole: 261 Depth Top of Layer(m) : 449.97 Age: HAUTERIVIAN
Core: 28 Depth Bottom of Layer(m): 449.99 Age: VALANGINIAN
Sect: 3 Thickness of Layer(m) : 0.02
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 OF STIFF CLAY
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 490/ 520 Age: NEOCOMIAN
Hole: 261 Depth Top of Layer(m) : 449.99 Age: HAUTERIVIAN
Core: 28 Depth Bottom of Layer(m): 450.02 Age: VALANGINIAN
Sect: 3 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
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : SHALE
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 520/ 730 Age: NEOCOMIAN
Hole: 261 Depth Top of Layer(m) : 450.02 Age: HAUTERIVIAN
Core: 28 Depth Bottom of Layer(m): 450.23 Age: VALANGINIAN
Sect: 3 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 /
Processing Hist:
Shipboard Lith : BRECCIA OF STIFF CLAY
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 730/ 790 Age: NEOCOMIAN
Hole: 261 Depth Top of Layer(m) : 450.23 Age: HAUTERIVIAN
Core: 28 Depth Bottom of Layer(m): 450.29 Age: VALANGINIAN
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 : SHALE
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 790/ 910 Age: NEOCOMIAN
Hole: 261 Depth Top of Layer(m) : 450.29 Age: HAUTERIVIAN
Core: 28 Depth Bottom of Layer(m): 450.41 Age: VALANGINIAN
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 0 /
Processing Hist:
Shipboard Lith : BRECCIA OF STIFF CLAY
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 910/1500 Age: NEOCOMIAN
Hole: 261 Depth Top of Layer(m) : 450.41 Age: HAUTERIVIAN
Core: 28 Depth Bottom of Layer(m): 451.00 Age: VALANGINIAN
Sect: 3 Thickness of Layer(m) : 0.59
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 : SHALE
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 00/ 200 Age: NEOCOMIAN
Hole: 261 Depth Top of Layer(m) : 451.00 Age: HAUTERIVIAN
Core: 28 Depth Bottom of Layer(m): 451.20 Age: VALANGINIAN
Sect: 4 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 : SHALE
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : / Age: NEOCOMIAN
Hole: 261 Depth Top of Layer(m) : 452.60 Age: HAUTERIVIAN
Core: 28 Depth Bottom of Layer(m): 452.60 Age: VALANGINIAN
Sect: CC Thickness of Layer(m) : 0.00
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
2 2 97 /
Processing Hist: Classification was successful.
Shipboard Lith : CLAY
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 1290/1500 Age: VALANGINIAN
Hole: 261 Depth Top of Layer(m) : 466.79 Age: VALANGINIAN
Core: 29 Depth Bottom of Layer(m): 467.00 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 /
Processing Hist:
Shipboard Lith : SHALE
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age: VALANGINIAN
Hole: 261 Depth Top of Layer(m) : 467.00 Age: VALANGINIAN
Core: 29 Depth Bottom of Layer(m): 468.50 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
========== ========= ======== ================ ============
1 0 0 1.81/ 53 131
Processing Hist:
Shipboard Lith : SHALE
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 00/ 60 Age: VALANGINIAN
Hole: 261 Depth Top of Layer(m) : 468.50 Age: VALANGINIAN
Core: 29 Depth Bottom of Layer(m): 468.56 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 2.03/ 40 5
Processing Hist:
Shipboard Lith : SHALE
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 60/ 170 Age: VALANGINIAN
Hole: 261 Depth Top of Layer(m) : 468.56 Age: VALANGINIAN
Core: 29 Depth Bottom of Layer(m): 468.67 Age:
Sect: 3 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 1.80/ 54 11
Processing Hist:
Shipboard Lith : BRECCIA OF STIFF CLAY
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 170/ 380 Age: VALANGINIAN
Hole: 261 Depth Top of Layer(m) : 468.67 Age: VALANGINIAN
Core: 29 Depth Bottom of Layer(m): 468.88 Age:
Sect: 3 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 1.87/ 50 21
Processing Hist:
Shipboard Lith : SHALE
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 380/ 440 Age: VALANGINIAN
Hole: 261 Depth Top of Layer(m) : 468.88 Age: VALANGINIAN
Core: 29 Depth Bottom of Layer(m): 468.94 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 1.83/ 52 6
Processing Hist:
Shipboard Lith : BRECCIA OF STIFF CLAY
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 440/ 760 Age: VALANGINIAN
Hole: 261 Depth Top of Layer(m) : 468.94 Age: VALANGINIAN
Core: 29 Depth Bottom of Layer(m): 469.26 Age:
Sect: 3 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 0 1.81/ 53 29
Processing Hist:
Shipboard Lith : SHALE
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 760/ 900 Age: VALANGINIAN
Hole: 261 Depth Top of Layer(m) : 469.26 Age: VALANGINIAN
Core: 29 Depth Bottom of Layer(m): 469.40 Age:
Sect: 3 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 1.80/ 54 12
Processing Hist:
Shipboard Lith : BRECCIA OF STIFF CLAY
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 900/1050 Age: VALANGINIAN
Hole: 261 Depth Top of Layer(m) : 469.40 Age: VALANGINIAN
Core: 29 Depth Bottom of Layer(m): 469.55 Age:
Sect: 3 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 1.94/ 46 15
Processing Hist:
Shipboard Lith : SHALE
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 1050/1130 Age: VALANGINIAN
Hole: 261 Depth Top of Layer(m) : 469.55 Age: VALANGINIAN
Core: 29 Depth Bottom of Layer(m): 469.63 Age:
Sect: 3 Thickness of Layer(m) : 0.08
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 8
Processing Hist:
Shipboard Lith : BRECCIA OF SEMILITHIFIED SHALE
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 1130/1150 Age: VALANGINIAN
Hole: 261 Depth Top of Layer(m) : 469.63 Age: VALANGINIAN
Core: 29 Depth Bottom of Layer(m): 469.65 Age:
Sect: 3 Thickness of Layer(m) : 0.02
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 1.87/ 50 2
Processing Hist:
Shipboard Lith : SHALE
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 1150/1160 Age: VALANGINIAN
Hole: 261 Depth Top of Layer(m) : 469.65 Age: VALANGINIAN
Core: 29 Depth Bottom of Layer(m): 469.66 Age:
Sect: 3 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 1.90/ 48 1
Processing Hist:
Shipboard Lith : SHALE
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 1160/1500 Age: VALANGINIAN
Hole: 261 Depth Top of Layer(m) : 469.66 Age: VALANGINIAN
Core: 29 Depth Bottom of Layer(m): 470.00 Age:
Sect: 3 Thickness of Layer(m) : 0.34
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 33
Processing Hist:
Shipboard Lith : SHALE
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : / Age: VALANGINIAN
Hole: 261 Depth Top of Layer(m) : 470.10 Age: VALANGINIAN
Core: 29 Depth Bottom of Layer(m): 470.10 Age:
Sect: CC Thickness of Layer(m) : 0.00
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 9 91 /
Processing Hist:
Shipboard Lith : SHALE
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 850/ 970 Age: VALANGINIAN
Hole: 261 Depth Top of Layer(m) : 485.35 Age: VALANGINIAN
Core: 30 Depth Bottom of Layer(m): 485.47 Age:
Sect: 1 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 0 /
Processing Hist:
Shipboard Lith : SOFT MUD
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 970/1500 Age: VALANGINIAN
Hole: 261 Depth Top of Layer(m) : 485.47 Age: VALANGINIAN
Core: 30 Depth Bottom of Layer(m): 486.00 Age:
Sect: 1 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 : SHALE
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 00/ 210 Age: VALANGINIAN
Hole: 261 Depth Top of Layer(m) : 486.00 Age: VALANGINIAN
Core: 30 Depth Bottom of Layer(m): 486.21 Age:
Sect: 2 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 1.80/ 54 20
Processing Hist:
Shipboard Lith : SEMILITHIFIED SHALE BRECCIA OF STIFF CLAY
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 210/ 320 Age: VALANGINIAN
Hole: 261 Depth Top of Layer(m) : 486.21 Age: VALANGINIAN
Core: 30 Depth Bottom of Layer(m): 486.32 Age:
Sect: 2 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 1.84/ 52 11
Processing Hist:
Shipboard Lith : BRECCIA OF STIFF CLAY
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 320/1500 Age: VALANGINIAN
Hole: 261 Depth Top of Layer(m) : 486.32 Age: VALANGINIAN
Core: 30 Depth Bottom of Layer(m): 487.50 Age:
Sect: 2 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
========== ========= ======== ================ ============
0 0 0 1.85/ 51 114
Processing Hist:
Shipboard Lith : SHALE
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age: VALANGINIAN
Hole: 261 Depth Top of Layer(m) : 487.50 Age: VALANGINIAN
Core: 30 Depth Bottom of Layer(m): 489.00 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
========== ========= ======== ================ ============
34 0 0 1.84/ 51 144
Processing Hist:
Shipboard Lith : SHALE
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age: VALANGINIAN
Hole: 261 Depth Top of Layer(m) : 489.00 Age: VALANGINIAN
Core: 30 Depth Bottom of Layer(m): 490.50 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 1.87/ 50 145
Processing Hist:
Shipboard Lith : SHALE
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : / Age: VALANGINIAN
Hole: 261 Depth Top of Layer(m) : 490.60 Age: VALANGINIAN
Core: 30 Depth Bottom of Layer(m): 490.60 Age:
Sect: CC Thickness of Layer(m) : 0.00
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
3 22 76 /
Processing Hist:
Shipboard Lith : SHALE
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age: VALANGINIAN
Hole: 261 Depth Top of Layer(m) : 503.50 Age: VALANGINIAN
Core: 31 Depth Bottom of Layer(m): 505.00 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 : SHALE
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age: VALANGINIAN
Hole: 261 Depth Top of Layer(m) : 505.00 Age: VALANGINIAN
Core: 31 Depth Bottom of Layer(m): 506.50 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
========== ========= ======== ================ ============
3 0 0 1.72/ 59 140
Processing Hist:
Shipboard Lith : SHALE
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age: VALANGINIAN
Hole: 261 Depth Top of Layer(m) : 506.50 Age: VALANGINIAN
Core: 31 Depth Bottom of Layer(m): 508.00 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
========== ========= ======== ================ ============
13 0 0 1.79/ 54 142
Processing Hist:
Shipboard Lith : CLAY
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 00/ 510 Age: VALANGINIAN
Hole: 261 Depth Top of Layer(m) : 508.00 Age: VALANGINIAN
Core: 31 Depth Bottom of Layer(m): 508.51 Age:
Sect: 4 Thickness of Layer(m) : 0.51
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
2 0 0 1.82/ 53 48
Processing Hist:
Shipboard Lith : SHALE
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 510/ 550 Age: VALANGINIAN
Hole: 261 Depth Top of Layer(m) : 508.51 Age: VALANGINIAN
Core: 31 Depth Bottom of Layer(m): 508.55 Age:
Sect: 4 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 0 100 1.72/ 59 4
Processing Hist: Classification was successful.
Shipboard Lith : CLAY
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 550/1500 Age: VALANGINIAN
Hole: 261 Depth Top of Layer(m) : 508.55 Age: VALANGINIAN
Core: 31 Depth Bottom of Layer(m): 509.50 Age:
Sect: 4 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 0 100 1.96/ 44 93
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SHALE
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age: VALANGINIAN
Hole: 261 Depth Top of Layer(m) : 509.50 Age: VALANGINIAN
Core: 31 Depth Bottom of Layer(m): 511.00 Age:
Sect: 5 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 0 100 1.92/ 47 135
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SHALE
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : / Age: TITHONIAN
Hole: 261 Depth Top of Layer(m) : 511.10 Age: TITHONIAN
Core: 31 Depth Bottom of Layer(m): 511.10 Age:
Sect: CC Thickness of Layer(m) : 0.00
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
97 0 3 /
Processing Hist: Classification was successful.
Shipboard Lith : SHALE
Screen Lith : FORAMINIFERA CHALK
Leg : 27 Top/Bottom Interval(mm) : 1450/1500 Age: TITHONIAN
Hole: 261 Depth Top of Layer(m) : 523.95 Age: TITHONIAN
Core: 32 Depth Bottom of Layer(m): 524.00 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
========== ========= ======== ================ ============
10 10 3 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : CLAY
Screen Lith : PELAGIC CLAY
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age: TITHONIAN
Hole: 261 Depth Top of Layer(m) : 524.00 Age: TITHONIAN
Core: 32 Depth Bottom of Layer(m): 525.50 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
========== ========= ======== ================ ============
10 10 3 1.88/ 49 137
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : CLAY
Screen Lith : PELAGIC CLAY
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age: TITHONIAN
Hole: 261 Depth Top of Layer(m) : 525.50 Age: TITHONIAN
Core: 32 Depth Bottom of Layer(m): 527.00 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
========== ========= ======== ================ ============
10 0 0 2.00/ 42 144
Processing Hist:
Shipboard Lith : SHALE
Screen Lith : DETRITAL SEDIMENT.
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age: KIMMERIDGIAN
Hole: 261 Depth Top of Layer(m) : 527.00 Age: KIMMERIDGIAN
Core: 32 Depth Bottom of Layer(m): 528.50 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
========== ========= ======== ================ ============
20 0 80 2.03/ 40 141
Processing Hist: Classification was successful.
Shipboard Lith : SHALE
Screen Lith : NANNOFOSSIL RICH CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 00/ 32 Age: KIMMERIDGIAN
Hole: 261 Depth Top of Layer(m) : 532.00 Age: KIMMERIDGIAN
Core: 33 Depth Bottom of Layer(m): 532.03 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
========== ========= ======== ================ ============
0 0 80 /
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : SHALE
Screen Lith : CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 32/1470 Age: OXFORDIAN
Hole: 261 Depth Top of Layer(m) : 532.03 Age: OXFORDIAN
Core: 33 Depth Bottom of Layer(m): 533.47 Age:
Sect: 1 Thickness of Layer(m) : 1.44
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 2.12/ 35 128
Processing Hist:
Shipboard Lith : BASALT
Screen Lith : CLASTIC SEDIMENT.
Leg : 27 Top/Bottom Interval(mm) : / Age: OXFORDIAN
Hole: 261 Depth Top of Layer(m) : 533.60 Age: OXFORDIAN
Core: 33 Depth Bottom of Layer(m): 533.60 Age:
Sect: CC Thickness of Layer(m) : 0.00
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 /
Processing Hist:
Shipboard Lith : BASALT
Screen Lith : CLASTIC SEDIMENT.
Leg : 27 Top/Bottom Interval(mm) : 500/0780 Age:
Hole: 261 Depth Top of Layer(m) : 534.50 Age:
Core: 34 Depth Bottom of Layer(m): 534.78 Age:
Sect: 1 Thickness of Layer(m) : 0.28
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 2.50/ 12 28
Processing Hist:
Shipboard Lith : BASALT
Screen Lith : CLASTIC SEDIMENT.
Leg : 27 Top/Bottom Interval(mm) : 780/1500 Age:
Hole: 261 Depth Top of Layer(m) : 534.78 Age:
Core: 34 Depth Bottom of Layer(m): 535.50 Age:
Sect: 1 Thickness of Layer(m) : 0.72
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 2.27/ 26 42
Processing Hist:
Shipboard Lith : BASALT
Screen Lith : CLASTIC SEDIMENT.
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age:
Hole: 261 Depth Top of Layer(m) : 535.50 Age:
Core: 34 Depth Bottom of Layer(m): 537.00 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 0 2.43/ 16 141
Processing Hist:
Shipboard Lith : BASALT
Screen Lith : CLASTIC SEDIMENT.
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age:
Hole: 261 Depth Top of Layer(m) : 537.00 Age:
Core: 34 Depth Bottom of Layer(m): 538.50 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 /
Processing Hist:
Shipboard Lith : BASALT
Screen Lith : CLASTIC SEDIMENT.
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age:
Hole: 261 Depth Top of Layer(m) : 541.50 Age:
Core: 35 Depth Bottom of Layer(m): 543.00 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 2.34/ 21 117
Processing Hist:
Shipboard Lith : BASALT
Screen Lith : CLASTIC SEDIMENT.
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age:
Hole: 261 Depth Top of Layer(m) : 543.00 Age:
Core: 35 Depth Bottom of Layer(m): 544.50 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 2.29/ 25 142
Processing Hist:
Shipboard Lith : BASALT
Screen Lith : CLASTIC SEDIMENT.
Leg : 27 Top/Bottom Interval(mm) : 60/1500 Age:
Hole: 261 Depth Top of Layer(m) : 544.56 Age:
Core: 35 Depth Bottom of Layer(m): 546.00 Age:
Sect: 3 Thickness of Layer(m) : 1.44
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 2.28/ 25 138
Processing Hist:
Shipboard Lith : BASALT
Screen Lith : CLASTIC SEDIMENT.
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age:
Hole: 261 Depth Top of Layer(m) : 546.00 Age:
Core: 35 Depth Bottom of Layer(m): 547.50 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 2.25/ 27 122
Processing Hist:
Shipboard Lith : BASALT
Screen Lith : CLASTIC SEDIMENT.
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age:
Hole: 261 Depth Top of Layer(m) : 547.50 Age:
Core: 35 Depth Bottom of Layer(m): 549.00 Age:
Sect: 5 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 1.75/ 57 146
Processing Hist: Data incomplete; interpretation allowed manual encoding.
Shipboard Lith : BRECCIA OF SOFT MUD
Screen Lith : MUD
Leg : 27 Top/Bottom Interval(mm) : / Age:
Hole: 261 Depth Top of Layer(m) : 549.10 Age:
Core: 35 Depth Bottom of Layer(m): 549.10 Age:
Sect: CC Thickness of Layer(m) : 0.00
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
5 1 95 /
Processing Hist: Classification was successful.
Shipboard Lith : SOFT MUD
Screen Lith : BASALT RICH CLAY MINERAL RICH CLASTIC SEDIMENT
Leg : 27 Top/Bottom Interval(mm) : 180/1420 Age:
Hole: 261 Depth Top of Layer(m) : 551.18 Age:
Core: 36 Depth Bottom of Layer(m): 552.42 Age:
Sect: 1 Thickness of Layer(m) : 1.24
Average Percent G.R.A.P.E. Avg # G.R.A.P.E.
Calcareous Siliceous Detrital Density/Porosity meas Avg'd
========== ========= ======== ================ ============
0 0 0 2.20/ 30 114
Processing Hist: Classification failed; no smear slide data exists.
Shipboard Lith : BASALT
Screen Lith : BASALT
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age:
Hole: 261 Depth Top of Layer(m) : 554.00 Age:
Core: 37 Depth Bottom of Layer(m): 555.50 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 2.17/ 32 142
Processing Hist: Classification failed; no smear slide data exists.
Shipboard Lith : BASALT
Screen Lith : BASALT
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age:
Hole: 261 Depth Top of Layer(m) : 555.50 Age:
Core: 37 Depth Bottom of Layer(m): 557.00 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 2.16/ 32 135
Processing Hist: Classification failed; no smear slide data exists.
Shipboard Lith : BASALT
Screen Lith : BASALT
Leg : 27 Top/Bottom Interval(mm) : 1380/1500 Age:
Hole: 261 Depth Top of Layer(m) : 561.88 Age:
Core: 38 Depth Bottom of Layer(m): 562.00 Age:
Sect: 1 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 0 /
Processing Hist: Classification failed; no smear slide data exists.
Shipboard Lith : BASALT
Screen Lith : BASALT
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age:
Hole: 261 Depth Top of Layer(m) : 562.00 Age:
Core: 38 Depth Bottom of Layer(m): 563.50 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 2.17/ 31 136
Processing Hist: Classification failed; no smear slide data exists.
Shipboard Lith : BASALT
Screen Lith : BASALT
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age:
Hole: 261 Depth Top of Layer(m) : 563.50 Age:
Core: 38 Depth Bottom of Layer(m): 565.00 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 2.25/ 27 140
Processing Hist: Classification failed; no smear slide data exists.
Shipboard Lith : BASALT
Screen Lith : BASALT
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age:
Hole: 261 Depth Top of Layer(m) : 565.00 Age:
Core: 38 Depth Bottom of Layer(m): 566.50 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 2.09/ 37 144
Processing Hist: Classification failed; no smear slide data exists.
Shipboard Lith : BASALT
Screen Lith : BASALT
Leg : 27 Top/Bottom Interval(mm) : 00/1500 Age:
Hole: 261 Depth Top of Layer(m) : 566.50 Age:
Core: 38 Depth Bottom of Layer(m): 568.00 Age:
Sect: 5 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 2.27/ 25 138
Processing Hist: Classification failed; no smear slide data exists.
Shipboard Lith : BASALT
Screen Lith : BASALT
Leg : 27 Top/Bottom Interval(mm) : 00/ 890 Age:
Hole: 261 Depth Top of Layer(m) : 570.00 Age:
Core: 39 Depth Bottom of Layer(m): 570.89 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 0 /
Processing Hist: Classification failed; no smear slide data exists.
Shipboard Lith : BASALT
Screen Lith : BASALT
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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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