leg site hole core section top interval depth (cm) bottom interval depth (cm) top of layer (m) bottom of layer(m) thickness of layer(m) lithology source heterogeneity hardness comp1 comp2 comp3 comp4 comp5 processing history flag lithology name from screen program lithology name from shipboard observer avg. calcareous material avg. siliceous material avg. detrital material age mnemonic at top of layer age mnemonic at bottom of layer age code(interpreted) avg density from g.r.a.p.e. avg porosity from g.r.a.p.e. number of g.r.a.p.e. measurements 68 501 1 1 0.0 150.0 0.00 1.50 1.50 SILICEOUS PELAGIC MONOGENIC SOFT unk - 0000 SPICULE DIATOM NANNOFOSSIL Successful NANNOFOSSIL RICH DIATOM RICH SPICULE RICH SILICEOUS OOZE SILICEOUS CARBONATE OOZE 34 45 21 UPPER PLEISTOCENE NO AGE GIVEN 68 501 1 2 0.0 145.0 1.50 2.95 1.45 CALCAREOUS PELAGIC MONOGENIC SOFT unk - 0000 NANNOFOSSIL FORAMINIFERA DIATOM Successful FORAMINIFERA RICH NANNOFOSSIL RICH CALCAREOUS OOZE SILICEOUS CARBONATE OOZE 40 32 28 UPPER PLEISTOCENE NO AGE GIVEN 2.22 29 143 68 501 1 3 0.0 150.0 3.00 4.50 1.50 CALCAREOUS TRANSITIONAL HETEROGENIC SOFT FORAMINIFERA NANNOFOSSIL CLAY MINERAL Successful CLAY MINERAL RICH NANNOFOSSIL RICH MARLY FORAMINIFERA OOZE SILICEOUS CARBONATE OOZE 39 19 43 UPPER PLEISTOCENE NO AGE GIVEN 68 501 1 4 0.0 150.0 4.50 6.00 1.50 CALCAREOUS TRANSITIONAL HETEROGENIC SOFT UNIDENT CALC FOSSIL MARLY CALCAREOUS OOZE. SILICEOUS CARBONATE OOZE 0 29 71 UPPER PLEISTOCENE NO AGE GIVEN 2.25 27 154 68 501 1 5 0.0 122.0 6.00 7.22 1.22 CALCAREOUS TRANSITIONAL HETEROGENIC SOFT UNIDENT CALC FOSSIL MARLY CALCAREOUS OOZE. SILICEOUS CARBONATE OOZE 0 26 74 UPPER PLEISTOCENE NO AGE GIVEN 68 501 1 6 0.0 142.0 7.50 8.92 1.42 CALCAREOUS TRANSITIONAL HETEROGENIC SOFT NANNOFOSSIL FORAMINIFERA DIATOM Successful DIATOM RICH FORAMINIFERA RICH MARLY NANNOFOSSIL OOZE MUDDY SILICEOUS CARBONATE OOZE 38 32 31 UPPER PLEISTOCENE NO AGE GIVEN 2.26 26 136 68 501 1 7 0.0 26.0 9.00 9.26 0.26 CALCAREOUS unk - 0000 CALCAREOUS SEDIMENT. MUDDY SILICEOUS CARBONATE OOZE 0 0 0 68 501 1 CC 0.0 150.0 9.37 10.87 1.50 CALCAREOUS PELAGIC MONOGENIC SOFT unk - 0000 FORAMINIFERA NANNOFOSSIL CLAY MINERAL Successful NANNOFOSSIL RICH FORAMINIFERA RICH CALCAREOUS OOZE SILICEOUS CARBONATE OOZE 70 16 14 68 501 3 1 0.0 150.0 55.10 56.60 1.50 CALCAREOUS PELAGIC MONOGENIC SOFT unk - 0000 FORAMINIFERA NANNOFOSSIL CLAY MINERAL Precoded data NANNOFOSSIL RICH FORAMINIFERA RICH CALCAREOUS OOZE SILICEOUS CARBONATE OOZE 50 35 14 LOWER PLEISTOCENE NO AGE GIVEN 68 501 3 2 0.0 150.0 56.60 58.10 1.50 SILICEOUS PELAGIC MONOGENIC SOFT DIATOM NANNOFOSSIL Successful NANNOFOSSIL RICH DIATOM OOZE CALCAREOUS SILICEOUS OOZE 40 55 5 LOWER PLEISTOCENE NO AGE GIVEN 2.15 33 151 68 501 3 3 0.0 150.0 58.10 59.60 1.50 SILICEOUS PELAGIC MONOGENIC SOFT unk - 0000 DIATOM SPICULE NANNOFOSSIL Successful NANNOFOSSIL RICH SPICULE RICH DIATOM RICH SILICEOUS OOZE CARBON-SILICEOUS OOZE 46 59 0 LOWER PLEISTOCENE NO AGE GIVEN 68 501 3 4 0.0 140.0 59.60 61.00 1.40 CALCAREOUS PELAGIC MONOGENIC SOFT NANNOFOSSIL DIATOM Successful DIATOM RICH NANNOFOSSIL OOZE SILICEOUS CARBONATE OOZE 60 35 5 LOWER PLEISTOCENE NO AGE GIVEN 2.18 31 131 68 501 3 5 0.0 120.0 61.10 62.30 1.20 CALCAREOUS PELAGIC MONOGENIC SOFT NANNOFOSSIL CARBONATE CLAY MINERAL Successful CLAY MINERAL RICH CARBONATE RICH NANNOFOSSIL OOZE SILIC-CARBONATE OOZE 51 22 28 LOWER PLEISTOCENE NO AGE GIVEN 68 501 3 6 0.0 150.0 62.60 64.10 1.50 CALCAREOUS TRANSITIONAL HETEROGENIC FIRM NANNOFOSSIL CLAY MINERAL Successful CLAY MINERAL RICH MARLY NANNOFOSSIL CHALK SILICEOUS CARBONATE OOZE 38 26 36 LOWER PLEISTOCENE NO AGE GIVEN 2.16 32 151 68 501 3 7 0.0 45.0 64.10 64.55 0.45 CALCAREOUS PELAGIC MONOGENIC SOFT NANNOFOSSIL CARBONATE CLAY MINERAL Successful CLAY MINERAL RICH CARBONATE RICH NANNOFOSSIL OOZE SILICEOUS CARBONATE OOZE 55 20 25 LOWER PLEISTOCENE NO AGE GIVEN 68 501 3 CC 0.0 10.0 64.65 64.75 0.10 CALCAREOUS unk - 0000 CALCAREOUS SEDIMENT. SILICEOUS CALCAREOUS OOZE 0 21 80 68 501 4 1 0.0 150.0 112.10 113.60 1.50 CALCAREOUS TRANSITIONAL HETEROGENIC SOFT NANNOFOSSIL SPICULE Successful SPICULE RICH MARLY NANNOFOSSIL OOZE SILICEOUS NANNO OOZE 42 24 34 2.21 29 152 68 501 4 2 0.0 140.0 113.60 115.00 1.40 CALCAREOUS TRANSITIONAL HETEROGENIC SOFT NANNOFOSSIL SPICULE Precoded data SPICULE RICH MARLY NANNOFOSSIL OOZE CLAYEY SILICEOUS NANNO OOZE 40 25 34 68 501 4 3 0.0 135.0 115.10 116.45 1.35 CALCAREOUS TRANSITIONAL HETEROGENIC SOFT NANNOFOSSIL SPICULE Precoded data SPICULE RICH MARLY NANNOFOSSIL OOZE CLAYEY SILIC NANNO OOZE 40 25 34 2.04 40 138 68 501 4 3 136.0 138.0 116.46 116.48 0.02 DETRITAL TERRIGENOUS MONOGENIC SOFT UNIDENTIFIED MATERIAL Precoded data ASH ASH 0 0 34 2.13 34 3 68 501 4 3 139.0 150.0 116.49 116.60 0.11 CALCAREOUS TRANSITIONAL HETEROGENIC SOFT CARBONATE CLAY MINERAL Successful CLAY MINERAL RICH MARLY CARBONATE OOZE CLAYEY SILIC NANNO OOZE WITH ASH 47 23 30 2.07 38 11 68 501 4 4 0.0 7.0 116.60 116.67 0.07 CALCAREOUS unk - 0000 CALCAREOUS SEDIMENT. SILIC NANNO OOZE WITH ASH 0 0 0 68 501 4 4 8.0 150.0 116.68 118.10 1.42 CALCAREOUS unk - 0000 CALCAREOUS SEDIMENT. SILICEOUS NANNO OOZE 0 24 77 68 501 4 5 0.0 150.0 118.10 119.60 1.50 CALCAREOUS PELAGIC MONOGENIC SOFT unk - 0000 NANNOFOSSIL CARBONATE CLAY MINERAL Successful CARBONATE RICH NANNOFOSSIL RICH CALCAREOUS OOZE MUDDY SILICEOUS CARBONATE OOZE 60 35 5 2.06 38 156 68 501 4 6 0.0 120.0 119.60 120.80 1.20 CALCAREOUS PELAGIC MONOGENIC SOFT NANNOFOSSIL SPICULE Successful SPICULE RICH NANNOFOSSIL OOZE SILIC NANNO OOZE 58 30 12 68 501 4 7 0.0 40.0 121.10 121.50 0.40 CALCAREOUS PELAGIC MONOGENIC unk - 0000 CALCAREOUS OOZE. SILIC NANNO OOZE 0 0 0 68 501 5 1 0.0 120.0 169.10 170.30 1.20 CALCAREOUS PELAGIC MONOGENIC FIRM NANNOFOSSIL CLAY MINERAL Successful CLAY MINERAL RICH NANNOFOSSIL CHALK SILIC CLAYEY NANNO OOZE 70 10 20 68 501 5 2 0.0 142.0 170.60 172.02 1.42 CALCAREOUS PELAGIC MONOGENIC FIRM NANNOFOSSIL CLAY MINERAL Successful CLAY MINERAL RICH NANNOFOSSIL CHALK CLAYEY NANNO OOZE 66 8 26 1.84 51 139 68 501 5 3 0.0 90.0 172.10 173.00 0.90 CALCAREOUS PELAGIC HETEROGENIC FIRM NANNOFOSSIL CLAY MINERAL Successful CLAY MINERAL RICH SEMIINDURATED NANNOFOSSIL OOZE SILIC CLAYEY NANNO OOZE 58 20 22 68 501 5 CC 0.0 20.0 173.12 173.32 0.20 CALCAREOUS PELAGIC MONOGENIC FIRM NANNOFOSSIL CLAY MINERAL Successful CLAY MINERAL RICH NANNOFOSSIL CHALK SILIC CLAYEY NANNO OOZE 69 11 20 68 501 6 1 0.0 150.0 226.10 227.60 1.50 CALCAREOUS PELAGIC MONOGENIC SOFT NANNOFOSSIL CLAY MINERAL Successful CLAY MINERAL RICH NANNOFOSSIL OOZE SILICEOUS CLAYEY NANNO CHALK 74 23 4 UPPER MIOCENE NO AGE GIVEN 68 501 6 2 0.0 120.0 227.60 228.80 1.20 CALCAREOUS PELAGIC unk - 0000 PELAGIC CALCAREOUS SEDIMENT. SILICEOUS CLAYEY NANNO CHALK 0 16 84 UPPER MIOCENE NO AGE GIVEN 1.87 49 86 68 501 6 3 0.0 145.0 229.10 230.55 1.45 CALCAREOUS PELAGIC unk - 0000 PELAGIC CALCAREOUS SEDIMENT. CLAYEY SILICEOUS NANNO CHALK 62 27 11 UPPER MIOCENE NO AGE GIVEN 2.00 42 140 68 501 6 4 0.0 50.0 230.60 231.10 0.50 CALCAREOUS PELAGIC HETEROGENIC FIRM NANNOFOSSIL DIATOM Successful DIATOM RICH SEMIINDURATED NANNOFOSSIL OOZE CLAYEY DIATOMACEOUS NANNO CHALK 48 35 18 UPPER MIOCENE NO AGE GIVEN 68 501 7 1 0.0 10.0 235.60 235.70 0.10 SILICEOUS PELAGIC MONOGENIC HARD unk - 0000 Precoded data CHERT BANDED CHERT 35 50 18 UPPER MIOCENE NO AGE GIVEN 2.80 -6 1 68 501 7 1 11.0 118.0 235.71 236.78 1.07 CALCAREOUS PELAGIC MONOGENIC FIRM NANNOFOSSIL CLAY MINERAL Successful CLAY MINERAL RICH NANNOFOSSIL CHALK SILIC CLAYEY NANNO CHALK 81 2 17 UPPER MIOCENE NO AGE GIVEN 1.67 61 114 68 501 7 1 119.0 130.0 236.79 236.90 0.11 CALCAREOUS PELAGIC MONOGENIC FIRM NANNOFOSSIL CHALK. SILIC LIMESTONE 0 0 0 UPPER MIOCENE NO AGE GIVEN 1.69 60 12 68 501 7 1 131.0 140.0 236.91 237.00 0.09 CALCAREOUS PELAGIC MONOGENIC FIRM NANNOFOSSIL CHALK. SILIC CLAYEY NANNO CHALK 0 0 0 UPPER MIOCENE NO AGE GIVEN 1.72 58 10 68 501 7 2 0.0 129.0 237.10 238.39 1.29 CALCAREOUS PELAGIC MONOGENIC FIRM NANNOFOSSIL Successful NANNOFOSSIL CHALK CLAYEY NANNO CHALK 84 5 11 UPPER MIOCENE NO AGE GIVEN 1.72 59 114 68 501 7 2 130.0 145.0 238.40 238.55 0.15 CALCAREOUS PELAGIC MONOGENIC HARD NANNOFOSSIL Successful INDURATED NANNOFOSSIL CHALK CLAYEY NANNO LIMESTONE 87 2 11 UPPER MIOCENE NO AGE GIVEN 1.70 60 16 68 501 8 CC 0.0 20.0 245.10 245.30 0.20 CALCAREOUS PELAGIC MONOGENIC HARD NANNOFOSSIL Successful INDURATED NANNOFOSSIL CHALK CLAYEY NANNO LIMESTONE 90 5 5 UPPER MIOCENE NO AGE GIVEN 68 501 9 1 0.0 49.0 254.60 255.09 0.49 CALCAREOUS PELAGIC MONOGENIC HARD NANNOFOSSIL Precoded data INDURATED NANNOFOSSIL CHALK LIMESTONE AND CHERT 50 35 5 UPPER MIOCENE NO AGE GIVEN 68 501 9 CC 0.0 20.0 255.19 255.39 0.20 CALCAREOUS PELAGIC MONOGENIC HARD NANNOFOSSIL Precoded data INDURATED NANNOFOSSIL CHALK CLAYEY CHALK 50 35 5 UPPER MIOCENE NO AGE GIVEN 68 501 10 1 0.0 7.0 264.10 264.17 0.07 CALCAREOUS PELAGIC MONOGENIC HARD NANNOFOSSIL Precoded data INDURATED NANNOFOSSIL CHALK NANNO LIMESTONE WITH CHERT 50 35 5 UPPER MIOCENE NO AGE GIVEN 68 501 10 1 8.0 150.0 264.18 265.60 1.42 unk - 0000 BASALT BASALT 0 0 0