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 31 290 1 1 0.0 150.0 23.00 24.50 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE CLAY MINERAL Successful CLAY MINERAL RICH CLAY SILT RICH CLAY 0 0 100 UPPER PLIOCENE NO AGE GIVEN 1.35 80 146 31 290 1 2 108.0 150.0 25.58 26.00 0.42 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE CLAY MINERAL CLAY MINERAL RICH CLAY SILT-BEARING CLAY 0 0 0 UPPER PLIOCENE NO AGE GIVEN 31 290 1 3 0.0 150.0 26.00 27.50 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE CLAY MINERAL Successful CLAY MINERAL RICH CLAY SILT-RICH CLAY 0 0 100 UPPER PLIOCENE NO AGE GIVEN 31 290 1 4 0.0 150.0 27.50 29.00 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT unk - 0000 CLASTIC SEDIMENT. SILT-BEARING CLAY 0 0 0 UPPER PLIOCENE NO AGE GIVEN 31 290 1 CC 0.0 0.0 29.10 29.10 0.00 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL CLAY MINERAL Successful CLAY MINERAL RICH MUD SILT-RICH CLAY 0 0 100 UPPER PLIOCENE NO AGE GIVEN 31 290 2 1 0.0 5.0 70.50 70.55 0.05 DETRITAL unk - 0000 DETRITAL SEDIMENT. DRILLING BRECCIA 0 0 0 31 290 2 1 54.0 150.0 71.04 72.00 0.96 DETRITAL PELAGIC HETEROGENIC SOFT unk - 0000 CLAY MINERAL ZEOLITE Successful ZEOLITE RICH CLAY MINERAL RICH PELAGIC CLAY ****** NO LITH GIVEN *** 0 0 100 31 290 2 2 0.0 150.0 72.00 73.50 1.50 DETRITAL PELAGIC HETEROGENIC SOFT unk - 0000 CLAY MINERAL ZEOLITE ZEOLITE RICH CLAY MINERAL RICH PELAGIC CLAY ZEOLITE RICH CLAY 0 0 0 1.30 83 146 31 290 2 3 0.0 11.0 73.50 73.61 0.11 DETRITAL PELAGIC HETEROGENIC SOFT unk - 0000 CLAY MINERAL ZEOLITE ZEOLITE RICH CLAY MINERAL RICH PELAGIC CLAY ZEOLITE RICH CLAY 0 0 0 31 290 2 3 33.0 150.0 73.83 75.00 1.17 DETRITAL PELAGIC HETEROGENIC SOFT unk - 0000 CLAY MINERAL ZEOLITE ZEOLITE RICH CLAY MINERAL RICH PELAGIC CLAY ZEOLITE RICH CLAY 0 0 0 31 290 2 4 0.0 150.0 75.00 76.50 1.50 DETRITAL PELAGIC HETEROGENIC SOFT unk - 0000 CLAY MINERAL ZEOLITE Successful ZEOLITE RICH CLAY MINERAL RICH PELAGIC CLAY ZEOLITE-RICH CLAY 0 0 100 1.31 83 146 31 290 2 5 0.0 150.0 76.50 78.00 1.50 DETRITAL unk - 0000 DETRITAL SEDIMENT. ZEOLITE-RICH CLAY 0 0 0 1.34 81 146 31 290 2 6 0.0 108.0 78.00 79.08 1.08 DETRITAL unk - 0000 DETRITAL SEDIMENT. ZEOLITE RICH CLAY 0 0 100 31 290 2 CC 0.0 0.0 79.60 79.60 0.00 DETRITAL TERRIGENOUS HETEROGENIC SOFT unk - 9000 MICROGRANULAR AGGREGATE FELDSPAR Successful MICROGRANULAR AGGREGATE RICH CLASTIC SEDIMENT ZEOLITE-RICH CLAY 0 0 100 31 290 3 1 0.0 150.0 99.00 100.50 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL NANNOFOSSIL Successful NANNOFOSSIL RICH MUD NANNO OOZE WITH DRILLING BRECCIA 12 3 85 UPPER OLIGOCENE NO AGE GIVEN 31 290 3 2 0.0 150.0 100.50 102.00 1.50 CALCAREOUS PELAGIC MONOGENIC SOFT NANNOFOSSIL Successful NANNOFOSSIL OOZE NANNO OOZE WITH MINOR ZONE LITHIFIED TO NANNO CHALK 77 13 10 UPPER OLIGOCENE NO AGE GIVEN 1.32 82 146 31 290 3 3 0.0 150.0 102.00 103.50 1.50 CALCAREOUS PELAGIC MONOGENIC SOFT NANNOFOSSIL NANNOFOSSIL OOZE NANNO OOZE 14 0 0 UPPER OLIGOCENE NO AGE GIVEN 1.33 82 146 31 290 3 CC 0.0 0.0 103.60 103.60 0.00 CALCAREOUS PELAGIC MONOGENIC SOFT NANNOFOSSIL Precoded data NANNOFOSSIL OOZE NANNO OOZE 50 35 0 UPPER OLIGOCENE NO AGE GIVEN 31 290 4 1 120.0 150.0 119.20 119.50 0.30 CALCAREOUS PELAGIC MONOGENIC SOFT NANNOFOSSIL Precoded data NANNOFOSSIL OOZE NANNO OOZE 50 35 0 UPPER OLIGOCENE NO AGE GIVEN 31 290 4 2 0.0 150.0 119.50 121.00 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL NANNOFOSSIL GLASS Successful GLASS RICH NANNOFOSSIL RICH MUD NANNO OOZE 12 8 80 UPPER OLIGOCENE NO AGE GIVEN 1.36 80 144 31 290 4 CC 0.0 0.0 121.10 121.10 0.00 CALCAREOUS PELAGIC MONOGENIC SOFT NANNOFOSSIL Successful NANNOFOSSIL OOZE NANNO OOZE 75 6 19 UPPER OLIGOCENE NO AGE GIVEN 31 290 5 1 0.0 150.0 137.00 138.50 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL NANNOFOSSIL Successful NANNOFOSSIL RICH MUD CLAY-RICH NANNO OOZE 13 11 76 UPPER OLIGOCENE NO AGE GIVEN 31 290 5 2 0.0 150.0 138.50 140.00 1.50 CALCAREOUS PELAGIC MONOGENIC SOFT NANNOFOSSIL Successful NANNOFOSSIL OOZE NANNO OOZE 85 6 9 UPPER OLIGOCENE NO AGE GIVEN 1.45 75 90 31 290 5 3 0.0 150.0 140.00 141.50 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL NANNOFOSSIL Successful NANNOFOSSIL RICH MUD NANNO OOZE 13 13 74 UPPER OLIGOCENE NO AGE GIVEN 1.34 81 124 31 290 5 CC 0.0 0.0 141.60 141.60 0.00 CALCAREOUS PELAGIC MONOGENIC SOFT NANNOFOSSIL CLAY MINERAL Successful CLAY MINERAL RICH NANNOFOSSIL OOZE CLAY RICH NANNO OOZE WITH VOLCANICS 68 5 27 UPPER OLIGOCENE NO AGE GIVEN 31 290 6 1 45.0 150.0 156.45 157.50 1.05 CALCAREOUS TRANSITIONAL HETEROGENIC SOFT NANNOFOSSIL CLAY MINERAL Successful CLAY MINERAL RICH MARLY NANNOFOSSIL OOZE CLAYEY VOLCANIC (ASH) NANNO OOZE 34 11 55 UPPER OLIGOCENE NO AGE GIVEN 31 290 6 2 0.0 150.0 157.50 159.00 1.50 CALCAREOUS PELAGIC MONOGENIC SOFT NANNOFOSSIL GLASS Precoded data GLASS RICH NANNOFOSSIL OOZE CLAYEY VOLCANIC ASH NANNO OOZE 50 35 55 UPPER OLIGOCENE NO AGE GIVEN 1.26 86 116 31 290 6 3 0.0 150.0 159.00 160.50 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL GLASS NANNOFOSSIL Successful NANNOFOSSIL RICH GLASS RICH MUD NANNO VOLCANIC ASH 12 3 85 UPPER OLIGOCENE NO AGE GIVEN 1.31 83 98 31 290 6 CC 0.0 0.0 160.60 160.60 0.00 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL GLASS NANNOFOSSIL Successful NANNOFOSSIL RICH GLASS RICH MUD NANNO VOLCANIC ASH 30 5 65 UPPER OLIGOCENE NO AGE GIVEN 31 290 7 2 0.0 150.0 214.50 216.00 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL GLASS CLASTIC SEDIMENT. NANNO VOLCANIC ASH 0 7 93 LOWER OLIGOCENE NO AGE GIVEN 1.29 84 128 31 290 7 3 0.0 150.0 216.00 217.50 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL GLASS CLASTIC SEDIMENT. NANNO VOLCANIC ASH 0 0 0 LOWER OLIGOCENE NO AGE GIVEN 1.34 81 132 31 290 7 4 0.0 150.0 217.50 219.00 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL GLASS CLAY MINERAL Successful CLAY MINERAL RICH GLASS RICH MUD NANNO RICH VOLCANIC ASH 12 12 77 LOWER OLIGOCENE NO AGE GIVEN 1.31 83 140 31 290 7 CC 0.0 0.0 219.10 219.10 0.00 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL GLASS FELDSPAR Successful FELDSPAR RICH GLASS RICH MUD NANNO RICH VOLCANIC ASH 15 3 82 LOWER OLIGOCENE NO AGE GIVEN 31 290 8 1 58.0 150.0 242.08 243.00 0.92 DETRITAL TERRIGENOUS HETEROGENIC HARD unk - 9000 Precoded data CLASTIC SEDIMENTSTONE OLIVINE?-RICH-PUMICE-CONGLOMERATE BRECCIA 0 0 82 LOWER OLIGOCENE NO AGE GIVEN 31 290 8 2 0.0 150.0 243.00 244.50 1.50 DETRITAL TERRIGENOUS HETEROGENIC HARD unk - 9000 Precoded data CLASTIC SEDIMENTSTONE ****** NO LITH GIVEN *** 0 0 82 LOWER OLIGOCENE NO AGE GIVEN 1.60 66 150 31 290 8 3 0.0 150.0 244.50 246.00 1.50 unk - 0000 PORPHYRITIC BASALT PORPHYRITIC BASALT 0 0 0 LOWER OLIGOCENE NO AGE GIVEN 31 290 8 4 0.0 150.0 246.00 247.50 1.50 unk - 0000 CRYSTALLINE BASALT CRYSTALLINE BASALT 0 0 0 LOWER OLIGOCENE NO AGE GIVEN 31 290 8 5 0.0 150.0 247.50 249.00 1.50 unk - 0000 VOLCANIC-CONGLOMERATE BRECCIA VOLCANIC-CONGLOMERATE BRECCIA 0 0 0 LOWER OLIGOCENE NO AGE GIVEN 31 290 8 CC 0.0 0.0 249.10 249.10 0.00 unk - 0000 IGNEOUS?-DIABASE IGNEOUS?-DIABASE 0 0 0 LOWER OLIGOCENE NO AGE GIVEN