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 38 342 1 1 0.0 150.0 0.20 1.70 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT OTHER SILICEOUS Precoded data SANDY MUD TERRIGENOUS SANDY MUD 0 0 57 PLEISTOCENE NO AGE GIVEN 1.74 57 144 38 342 1 2 0.0 150.0 1.70 3.20 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL CLAY MINERAL FELDSPAR Successful FELDSPAR RICH CLAY MINERAL RICH MUD TERRIGENOUS SANDY MUD 0 0 100 PLEISTOCENE NO AGE GIVEN 1.79 54 144 38 342 1 3 0.0 150.0 3.20 4.70 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL CLAY MINERAL CLASTIC SEDIMENT. TERRIGENOUS MUD 0 0 0 PLEISTOCENE NO AGE GIVEN 1.84 52 144 38 342 1 4 0.0 125.0 4.70 5.95 1.25 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL CLAY MINERAL CARBONATE Successful CARBONATE RICH CLAY MINERAL RICH MUD TERRIGENOUS MUD 10 0 90 PLEISTOCENE NO AGE GIVEN 38 342 1 5 0.0 150.0 6.20 7.70 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT OTHER SILICEOUS Precoded data SANDY MUD TERRIGENOUS MUD 0 0 90 PLEISTOCENE NO AGE GIVEN 1.83 52 138 38 342 1 6 0.0 32.0 7.70 8.02 0.32 DETRITAL TERRIGENOUS HETEROGENIC SOFT OTHER SILICEOUS Precoded data SANDY MUD TERRIGENOUS MUD 0 0 90 PLEISTOCENE NO AGE GIVEN 1.70 60 31 38 342 1 6 32.0 75.0 8.02 8.45 0.43 CALCAREOUS PELAGIC MONOGENIC SOFT NANNOFOSSIL FORAMINIFERA CLAY MINERAL Successful CLAY MINERAL RICH FORAMINIFERA RICH NANNOFOSSIL OOZE TRANSITIONAL CALCAREOUS NANNO OOZE 82 0 18 PLEISTOCENE NO AGE GIVEN 1.96 44 42 38 342 1 6 75.0 150.0 8.45 9.20 0.75 DETRITAL TERRIGENOUS HETEROGENIC SOFT OTHER SILICEOUS Precoded data SANDY MUD TERRIGENOUS MUD 0 0 18 PLEISTOCENE NO AGE GIVEN 1.90 48 65 38 342 2 1 40.0 150.0 37.90 39.00 1.10 DETRITAL TERRIGENOUS HETEROGENIC SOFT OTHER SILICEOUS Precoded data SANDY MUD TERRIGENOUS MUD 0 0 18 PLEISTOCENE NO AGE GIVEN 1.76 56 99 38 342 2 2 0.0 133.0 39.00 40.33 1.33 DETRITAL TERRIGENOUS HETEROGENIC SOFT OTHER SILICEOUS Precoded data SANDY MUD TERRIGENOUS MUD 0 0 18 PLEISTOCENE NO AGE GIVEN 38 342 2 3 0.0 145.0 40.50 41.95 1.45 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL CLAY MINERAL FELDSPAR Successful FELDSPAR RICH CLAY MINERAL RICH MUD TERRIGENOUS MUD 8 0 92 PLEISTOCENE NO AGE GIVEN 1.76 56 134 38 342 2 4 0.0 150.0 42.00 43.50 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL CLAY MINERAL FELDSPAR FELDSPAR RICH CLAY MINERAL RICH MUD TERRIGENOUS MUD 0 0 0 PLEISTOCENE NO AGE GIVEN 1.84 51 138 38 342 3 1 7.0 84.0 85.07 85.84 0.77 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL CLAY MINERAL FELDSPAR Successful FELDSPAR RICH CLAY MINERAL RICH MUD TERRIGENOUS MUD AND CLAY 0 0 100 LOWER MIOCENE NO AGE GIVEN 38 342 3 1 84.0 150.0 85.84 86.50 0.66 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL CLAY MINERAL FELDSPAR FELDSPAR RICH CLAY MINERAL RICH MUD TERRIGENOUS MUD AND TRANSITIONAL SILICEOUS BIOGENOUS OOZE 0 0 0 LOWER MIOCENE NO AGE GIVEN 38 342 3 2 0.0 132.0 86.50 87.82 1.32 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL CLAY MINERAL FELDSPAR Successful FELDSPAR RICH CLAY MINERAL RICH MUD TRANSITIONAL SILICEOUS BIOGENIC MUD 0 6 94 LOWER MIOCENE NO AGE GIVEN 1.50 72 123 38 342 3 3 0.0 150.0 88.00 89.50 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL CLAY MINERAL FELDSPAR FELDSPAR RICH CLAY MINERAL RICH MUD TRANSITIONAL SILICEOUS BIOGENIC MUD 4 6 91 LOWER MIOCENE NO AGE GIVEN 1.53 70 137 38 342 3 4 0.0 120.0 89.50 90.70 1.20 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL CLAY MINERAL FELDSPAR FELDSPAR RICH CLAY MINERAL RICH MUD TRANSITIONAL SILICEOUS BIOGENOUS MUD 0 0 0 LOWER MIOCENE NO AGE GIVEN 1.53 70 117 38 342 3 4 120.0 150.0 90.70 91.00 0.30 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL CLAY MINERAL FELDSPAR Successful FELDSPAR RICH CLAY MINERAL RICH MUD SILICEOUS OOZE 0 25 75 LOWER MIOCENE NO AGE GIVEN 1.33 82 21 38 342 4 1 62.0 105.0 123.62 124.05 0.43 SILICEOUS PELAGIC MONOGENIC SOFT unk - 0000 RADIOLARIA DIATOM Successful DIATOM RICH RADIOLARIA RICH SILICEOUS OOZE SILICEOUS OOZE 0 90 10 LOWER MIOCENE NO AGE GIVEN 38 342 4 1 105.0 120.0 124.05 124.20 0.15 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL CLAY MINERAL FELDSPAR Successful FELDSPAR RICH CLAY MINERAL RICH MUD TERRIGENOUS MUD 0 15 85 LOWER MIOCENE NO AGE GIVEN 38 342 4 1 120.0 150.0 124.20 124.50 0.30 SILICEOUS PELAGIC MONOGENIC SOFT unk - 0000 Precoded data SILICEOUS OOZE SILICEOUS OOZE 35 50 85 LOWER MIOCENE NO AGE GIVEN 38 342 4 2 0.0 150.0 124.50 126.00 1.50 SILICEOUS PELAGIC MONOGENIC SOFT unk - 0000 Precoded data SILICEOUS OOZE SILICEOUS OOZE 35 50 85 LOWER MIOCENE NO AGE GIVEN 1.38 79 142 38 342 5 1 72.0 150.0 133.22 134.00 0.78 SILICEOUS PELAGIC MONOGENIC SOFT unk - 0000 Precoded data SILICEOUS OOZE SILICEOUS OOZE 35 50 85 LOWER MIOCENE NO AGE GIVEN 1.25 86 68 38 342 5 2 0.0 150.0 134.00 135.50 1.50 SILICEOUS TRANSITIONAL MONOGENIC SOFT DIATOM CLAY MINERAL Successful CLAY MINERAL RICH MUDDY DIATOM OOZE DIATOM OOZE 0 69 31 LOWER MIOCENE NO AGE GIVEN 1.29 84 140 38 342 5 3 0.0 150.0 135.50 137.00 1.50 SILICEOUS TRANSITIONAL MONOGENIC SOFT DIATOM CLAY MINERAL CLAY MINERAL RICH MUDDY DIATOM OOZE DIATOM OOZE 0 0 0 LOWER MIOCENE NO AGE GIVEN 1.31 83 140 38 342 5 4 0.0 150.0 137.00 138.50 1.50 SILICEOUS TRANSITIONAL MONOGENIC SOFT DIATOM CLAY MINERAL CLAY MINERAL RICH MUDDY DIATOM OOZE TRANSITIONAL DIATOM OOZE 0 0 0 LOWER MIOCENE NO AGE GIVEN 1.34 81 142 38 342 5 5 0.0 150.0 138.50 140.00 1.50 SILICEOUS TRANSITIONAL MONOGENIC SOFT DIATOM CLAY MINERAL Successful CLAY MINERAL RICH MUDDY DIATOM OOZE TRANSITIONAL DIATOM OOZE 0 62 38 LOWER MIOCENE NO AGE GIVEN 1.35 81 144 38 342 5 6 0.0 150.0 140.00 141.50 1.50 SILICEOUS TRANSITIONAL MONOGENIC SOFT DIATOM CLAY MINERAL CLAY MINERAL RICH MUDDY DIATOM OOZE TRANSITIONAL DIATOM OOZE 0 0 0 LOWER MIOCENE NO AGE GIVEN 1.30 84 135 38 342 6 1 85.0 132.0 142.85 143.32 0.47 SILICEOUS TRANSITIONAL MONOGENIC SOFT DIATOM CLAY MINERAL Successful CLAY MINERAL RICH MUDDY DIATOM OOZE DIATOM OOZE 1 54 45 LOWER MIOCENE NO AGE GIVEN 38 342 6 2 0.0 150.0 143.50 145.00 1.50 SILICEOUS TRANSITIONAL MONOGENIC SOFT DIATOM Precoded data MUDDY DIATOM OOZE DIATOM OOZE 25 40 45 LOWER MIOCENE NO AGE GIVEN 1.37 79 142 38 342 6 3 0.0 150.0 145.00 146.50 1.50 SILICEOUS TRANSITIONAL MONOGENIC SOFT DIATOM Precoded data MUDDY DIATOM OOZE DIATOM OOZE 25 40 45 LOWER MIOCENE NO AGE GIVEN 1.38 79 144 38 342 6 4 0.0 150.0 146.50 148.00 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL GLASS DIATOM Successful DIATOM RICH GLASS RICH MUD DIATOM OOZE 0 25 75 LOWER MIOCENE NO AGE GIVEN 1.46 74 142 38 342 7 1 106.0 150.0 152.56 153.00 0.44 unk - 0000 BASALT BASALT 0 0 0 38 342 7 2 0.0 150.0 153.00 154.50 1.50 unk - 0000 BASALT BASALT 0 0 0 38 342 7 3 5.0 150.0 154.55 156.00 1.45 unk - 0000 BASALT BASALT 0 0 0 38 342 7 4 0.0 150.0 156.00 157.50 1.50 unk - 0000 BASALT BASALT 0 0 0 38 342 7 5 0.0 150.0 157.50 159.00 1.50 unk - 0000 BASALT BASALT 0 0 0 38 342 8 1 77.0 150.0 161.77 162.50 0.73 unk - 0000 BASALT BASALT 0 0 0 38 342 8 2 0.0 150.0 162.50 164.00 1.50 unk - 0000 BASALT BASALT 0 0 0 38 342 8 3 12.0 150.0 164.12 165.50 1.38 unk - 0000 BASALT BASALT 0 0 0 38 342 8 4 0.0 150.0 165.50 167.00 1.50 unk - 0000 BASALT BASALT 0 0 0