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 63 472 1 1 0.0 31.0 0.00 0.31 0.31 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE CLAY MINERAL Successful CLAY MINERAL RICH CLAY CLAY 0 2 98 LOWER QUATERNARY NO AGE GIVEN 63 472 1 1 33.0 125.0 0.33 1.25 0.92 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE CLAY MINERAL CLAY MINERAL RICH CLAY CLAY 0 0 0 LOWER QUATERNARY NO AGE GIVEN 63 472 1 1 127.0 150.0 1.27 1.50 0.23 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE CLAY MINERAL CLAY MINERAL RICH CLAY CLAY 0 0 0 LOWER QUATERNARY NO AGE GIVEN 63 472 1 2 0.0 150.0 1.50 3.00 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE CLAY MINERAL CLAY MINERAL RICH CLAY CLAY 0 0 0 LOWER QUATERNARY NO AGE GIVEN 1.33 82 146 63 472 1 3 0.0 150.0 3.00 4.50 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE CLAY MINERAL CLAY MINERAL RICH CLAY CLAY 0 0 0 LOWER QUATERNARY NO AGE GIVEN 1.39 78 145 63 472 1 4 0.0 73.0 4.50 5.23 0.73 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE CLAY MINERAL CLAY MINERAL RICH CLAY CLAY 0 0 0 63 472 1 CC 0.0 9.0 5.36 5.45 0.09 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE CLAY MINERAL CLAY MINERAL RICH CLAY CLAY 0 0 0 63 472 2 1 0.0 146.0 5.50 6.96 1.46 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE CLAY MINERAL Successful CLAY MINERAL RICH CLAY CLAY 0 0 100 PLIOCENE NO AGE GIVEN 63 472 2 2 0.0 150.0 7.00 8.50 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE CLAY MINERAL CLAY MINERAL RICH CLAY CLAY 0 0 0 PLIOCENE NO AGE GIVEN 1.33 82 144 63 472 2 3 0.0 100.0 8.50 9.50 1.00 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE CLAY MINERAL CLAY MINERAL RICH CLAY CLAY 0 0 0 PLIOCENE NO AGE GIVEN 63 472 2 4 0.0 144.0 10.00 11.44 1.44 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE CLAY MINERAL CLAY MINERAL RICH CLAY CLAY 0 0 0 PLIOCENE NO AGE GIVEN 1.39 78 135 63 472 2 5 0.0 130.0 11.50 12.80 1.30 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE CLAY MINERAL CLAY MINERAL RICH CLAY CLAY 0 0 0 PLIOCENE NO AGE GIVEN 1.41 77 109 63 472 2 CC 0.0 12.0 12.91 13.03 0.12 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE CLAY MINERAL CLAY MINERAL RICH CLAY CLAY 0 0 0 PLIOCENE NO AGE GIVEN 63 472 3 1 2.0 9.0 15.02 15.09 0.07 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE CLAY MINERAL CLAY MINERAL RICH CLAY CLAY 0 0 0 UPPER MIOCENE NO AGE GIVEN 63 472 3 1 11.0 150.0 15.11 16.50 1.39 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE CLAY MINERAL CLAY MINERAL RICH CLAY CLAY 0 0 0 UPPER MIOCENE NO AGE GIVEN 63 472 3 2 0.0 150.0 16.50 18.00 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE CLAY MINERAL CLAY MINERAL RICH CLAY CLAY 0 0 0 UPPER MIOCENE NO AGE GIVEN 1.34 81 146 63 472 3 3 0.0 127.0 18.00 19.27 1.27 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE CLAY MINERAL Successful CLAY MINERAL RICH CLAY CLAY 0 7 93 UPPER MIOCENE NO AGE GIVEN 1.31 83 101 63 472 3 CC 0.0 19.0 19.38 19.57 0.19 DETRITAL unk - 0000 DETRITAL SEDIMENT. CLAY 0 0 0 UPPER MIOCENE NO AGE GIVEN 63 472 4 1 0.0 150.0 24.50 26.00 1.50 DETRITAL unk - 0000 DETRITAL SEDIMENT. SILICEOUS CLAY 0 9 92 UPPER MIOCENE NO AGE GIVEN 1.20 89 108 63 472 4 2 2.0 53.0 26.02 26.53 0.51 DETRITAL PELAGIC HETEROGENIC SOFT unk - 0000 OTHER SILICEOUS Precoded data OTHER SILICEOUS RICH PELAGIC CLAY SILICEOUS CLAY 10 10 92 UPPER MIOCENE NO AGE GIVEN 63 472 5 1 0.0 150.0 34.00 35.50 1.50 DETRITAL PELAGIC HETEROGENIC SOFT unk - 0000 DIATOM Precoded data DIATOM RICH PELAGIC CLAY DIATOM CLAY 10 10 92 UPPER MIOCENE NO AGE GIVEN 1.27 85 133 63 472 5 2 0.0 36.0 35.50 35.86 0.36 SILICEOUS PELAGIC MONOGENIC SOFT DIATOM CLAY MINERAL Successful CLAY MINERAL RICH DIATOM OOZE DIATOM OOZE 0 81 19 UPPER MIOCENE NO AGE GIVEN 1.22 88 20 63 472 6 1 5.0 150.0 43.55 45.00 1.45 SILICEOUS PELAGIC MONOGENIC SOFT DIATOM CLAY MINERAL CLAY MINERAL RICH DIATOM OOZE CLAYEY DIATOM OOZE 0 0 0 UPPER MIOCENE NO AGE GIVEN 63 472 6 2 0.0 150.0 45.00 46.50 1.50 SILICEOUS PELAGIC MONOGENIC SOFT DIATOM CLAY MINERAL CLAY MINERAL RICH DIATOM OOZE CLAYEY DIATOM OOZE 0 0 0 UPPER MIOCENE NO AGE GIVEN 63 472 6 3 0.0 150.0 46.50 48.00 1.50 SILICEOUS PELAGIC MONOGENIC SOFT DIATOM CLAY MINERAL Successful CLAY MINERAL RICH DIATOM OOZE CLAYEY DIATOM OOZE 0 80 20 UPPER MIOCENE NO AGE GIVEN 1.25 86 144 63 472 6 4 0.0 150.0 48.00 49.50 1.50 SILICEOUS PELAGIC MONOGENIC SOFT DIATOM CLAY MINERAL Successful CLAY MINERAL RICH DIATOM OOZE CLAYEY DIATOM OOZE 0 75 25 UPPER MIOCENE NO AGE GIVEN 1.25 87 145 63 472 6 5 0.0 56.0 49.50 50.06 0.56 SILICEOUS PELAGIC MONOGENIC SOFT DIATOM CLAY MINERAL CLAY MINERAL RICH DIATOM OOZE CLAYEY DIATOM OOZE 0 0 0 UPPER MIOCENE NO AGE GIVEN 63 472 6 CC 0.0 7.0 50.16 50.23 0.07 SILICEOUS PELAGIC MONOGENIC SOFT DIATOM CLAY MINERAL CLAY MINERAL RICH DIATOM OOZE CLAYEY DIATOM OOZE 0 0 0 UPPER MIOCENE NO AGE GIVEN 63 472 7 1 1.0 100.0 53.01 54.00 0.99 SILICEOUS PELAGIC MONOGENIC SOFT DIATOM CLAY MINERAL Successful CLAY MINERAL RICH DIATOM OOZE CLAYEY DIATOM OOZE 0 74 26 UPPER MIOCENE NO AGE GIVEN 63 472 7 2 9.0 145.0 54.59 55.95 1.36 SILICEOUS PELAGIC MONOGENIC SOFT DIATOM CLAY MINERAL CLAY MINERAL RICH DIATOM OOZE CLAYEY DIATOM OOZE 0 0 0 UPPER MIOCENE NO AGE GIVEN 63 472 7 3 0.0 150.0 56.00 57.50 1.50 SILICEOUS PELAGIC MONOGENIC SOFT DIATOM CLAY MINERAL CLAY MINERAL RICH DIATOM OOZE CLAYEY DIATOM OOZE 0 0 0 UPPER MIOCENE NO AGE GIVEN 63 472 7 4 0.0 150.0 57.50 59.00 1.50 SILICEOUS PELAGIC MONOGENIC SOFT DIATOM CLAY MINERAL CLAY MINERAL RICH DIATOM OOZE CLAYEY DIATOM OOZE 0 0 0 UPPER MIOCENE NO AGE GIVEN 63 472 7 5 0.0 150.0 59.00 60.50 1.50 SILICEOUS PELAGIC MONOGENIC SOFT DIATOM CLAY MINERAL CLAY MINERAL RICH DIATOM OOZE CLAY DIATOM OOZE 0 0 0 UPPER MIOCENE NO AGE GIVEN 63 472 7 6 0.0 150.0 60.50 62.00 1.50 SILICEOUS PELAGIC MONOGENIC SOFT DIATOM CLAY MINERAL CLAY MINERAL RICH DIATOM OOZE CLAY DIATOM OOZE 0 0 0 UPPER MIOCENE NO AGE GIVEN 63 472 7 7 0.0 50.0 62.00 62.50 0.50 SILICEOUS PELAGIC MONOGENIC SOFT DIATOM CLAY MINERAL CLAY MINERAL RICH DIATOM OOZE CLAYEY DIATOM OOZE 0 0 0 UPPER MIOCENE NO AGE GIVEN 63 472 7 CC 0.0 12.0 62.60 62.72 0.12 SILICEOUS PELAGIC MONOGENIC SOFT DIATOM CLAY MINERAL CLAY MINERAL RICH DIATOM OOZE CLAYEY DIATOM OOZE 0 0 0 UPPER MIOCENE NO AGE GIVEN 63 472 8 1 0.0 150.0 62.50 64.00 1.50 SILICEOUS PELAGIC MONOGENIC SOFT DIATOM CLAY MINERAL Successful CLAY MINERAL RICH DIATOM OOZE CLAYEY DIATOM OOZE 0 73 27 UPPER MIOCENE NO AGE GIVEN 63 472 8 2 0.0 150.0 64.00 65.50 1.50 SILICEOUS TRANSITIONAL MONOGENIC SOFT DIATOM Precoded data MUDDY DIATOM OOZE CLAYEY DIATOM OOZE 25 40 27 UPPER MIOCENE NO AGE GIVEN 1.22 88 144 63 472 8 3 0.0 150.0 65.50 67.00 1.50 SILICEOUS TRANSITIONAL MONOGENIC SOFT DIATOM Precoded data MUDDY DIATOM OOZE CLAYEY DIATOM OOZE 25 40 27 UPPER MIOCENE NO AGE GIVEN 1.26 86 145 63 472 8 CC 0.0 31.0 67.41 67.72 0.31 SILICEOUS TRANSITIONAL MONOGENIC SOFT DIATOM Precoded data MUDDY DIATOM OOZE CLAYEY DIATOM OOZE 25 40 27 UPPER MIOCENE NO AGE GIVEN 63 472 9 1 0.0 150.0 72.00 73.50 1.50 unk - 0000 DIATOM CLAY DIATOM CLAY 0 23 78 UPPER MIOCENE NO AGE GIVEN 1.30 84 131 63 472 9 2 0.0 100.0 73.50 74.50 1.00 DETRITAL PELAGIC HETEROGENIC SOFT unk - 0000 Precoded data PELAGIC CLAY CLAY 10 10 78 MIDDLE MIOCENE NO AGE GIVEN 1.24 87 96 63 472 9 3 0.0 28.0 75.00 75.28 0.28 DETRITAL PELAGIC HETEROGENIC SOFT unk - 0000 Precoded data PELAGIC CLAY CLAY 10 10 78 MIDDLE MIOCENE NO AGE GIVEN 63 472 9 4 0.0 126.0 76.50 77.76 1.26 DETRITAL PELAGIC HETEROGENIC SOFT unk - 0000 PELAGIC CLAY CLAY 0 0 0 MIDDLE MIOCENE NO AGE GIVEN 63 472 9 5 0.0 145.0 78.00 79.45 1.45 DETRITAL PELAGIC HETEROGENIC SOFT unk - 0000 Precoded data PELAGIC CLAY CLAY 10 10 0 MIDDLE MIOCENE NO AGE GIVEN 1.25 86 141 63 472 9 CC 0.0 6.0 79.56 79.62 0.06 DETRITAL PELAGIC HETEROGENIC SOFT unk - 0000 Precoded data PELAGIC CLAY CLAY 10 10 0 MIDDLE MIOCENE NO AGE GIVEN 63 472 10 1 0.0 136.0 81.50 82.86 1.36 SILICEOUS TRANSITIONAL MONOGENIC SOFT DIATOM TERRIGENOUS DETRITUS Successful TERRIGENOUS DETRITUS RICH MUDDY DIATOM OOZE CLAYEY DIATOM OOZE 0 60 40 MIDDLE MIOCENE NO AGE GIVEN 63 472 10 1 140.0 150.0 82.90 83.00 0.10 SILICEOUS TRANSITIONAL MONOGENIC SOFT DIATOM Precoded data MUDDY DIATOM OOZE CLAYEY DIATOM OOZE 25 40 40 MIDDLE MIOCENE NO AGE GIVEN 63 472 10 2 0.0 117.0 83.00 84.17 1.17 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL TERRIGENOUS DETRITUS CLAY MINERAL Successful CLAY MINERAL RICH TERRIGENOUS DETRITUS RICH MUD DIATOM CLAY 0 30 70 MIDDLE MIOCENE NO AGE GIVEN 1.34 81 85 63 472 10 CC 0.0 16.0 84.27 84.43 0.16 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL TERRIGENOUS DETRITUS CLAY MINERAL CLAY MINERAL RICH TERRIGENOUS DETRITUS RICH MUD DIATOM CLAY 0 0 0 MIDDLE MIOCENE NO AGE GIVEN 63 472 11 1 5.0 150.0 91.05 92.50 1.45 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL TERRIGENOUS DETRITUS CLAY MINERAL Successful CLAY MINERAL RICH TERRIGENOUS DETRITUS RICH MUD NANNO DIATOM CLAY 20 26 54 MIDDLE MIOCENE NO AGE GIVEN 63 472 11 2 0.0 150.0 92.50 94.00 1.50 CALCAREOUS TRANSITIONAL HETEROGENIC SOFT NANNOFOSSIL OTHER SILICEOUS Precoded data OTHER SILICEOUS RICH MARLY NANNOFOSSIL OOZE SILICEOUS CLAYEY NANNO OOZE 40 25 54 MIDDLE MIOCENE NO AGE GIVEN 1.35 80 144 63 472 11 3 0.0 150.0 94.00 95.50 1.50 CALCAREOUS TRANSITIONAL HETEROGENIC FIRM NANNOFOSSIL CLAY MINERAL Successful CLAY MINERAL RICH MARLY NANNOFOSSIL CHALK DIATOM NANNO OOZE 43 7 50 MIDDLE MIOCENE NO AGE GIVEN 1.37 79 145 63 472 11 4 0.0 40.0 95.50 95.90 0.40 SILICEOUS PELAGIC MONOGENIC SOFT DIATOM NANNOFOSSIL Precoded data NANNOFOSSIL RICH DIATOM OOZE DIATOM NANNO OOZE 35 50 50 MIDDLE MIOCENE NO AGE GIVEN 1.40 78 18 63 472 11 4 40.0 125.0 95.90 96.75 0.85 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE CLAY MINERAL NANNOFOSSIL Successful NANNOFOSSIL RICH CLAY MINERAL RICH CLAY SILICEOUS NANNO CLAY 27 18 55 MIDDLE MIOCENE NO AGE GIVEN 1.30 83 83 63 472 11 CC 0.0 6.0 96.89 96.95 0.06 CALCAREOUS TRANSITIONAL HETEROGENIC SOFT NANNOFOSSIL OTHER SILICEOUS Precoded data OTHER SILICEOUS RICH MARLY NANNOFOSSIL OOZE SILICEOUS NANNO CLAY 40 25 55 MIDDLE MIOCENE NO AGE GIVEN 63 472 12 1 2.0 145.0 100.52 101.95 1.43 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE TERRIGENOUS DETRITUS CLAY MINERAL Precoded data CLAY MINERAL RICH TERRIGENOUS DETRITUS RICH CLAY CLAY 0 0 55 MIDDLE MIOCENE NO AGE GIVEN 1.34 81 135 63 472 12 2 0.0 37.0 102.00 102.37 0.37 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE TERRIGENOUS DETRITUS CLAY MINERAL Successful CLAY MINERAL RICH TERRIGENOUS DETRITUS RICH CLAY CLAY 1 0 99 MIDDLE MIOCENE NO AGE GIVEN 63 472 12 2 40.0 48.0 102.40 102.48 0.08 DETRITAL PELAGIC HETEROGENIC SOFT unk - 0000 Precoded data PELAGIC CLAY CLAY 10 10 99 MIDDLE MIOCENE NO AGE GIVEN 63 472 12 2 48.0 57.0 102.48 102.57 0.09 CALCAREOUS PELAGIC MONOGENIC FIRM NANNOFOSSIL DOLOMITE IRON Successful IRON RICH DOLOMITE RICH NANNOFOSSIL CHALK IRON-RICH DOLOMITIC NANNO OOZE 80 0 20 MIDDLE MIOCENE NO AGE GIVEN 63 472 12 4 70.0 135.0 105.70 106.35 0.65 DETRITAL PELAGIC HETEROGENIC SOFT unk - 0000 Precoded data PELAGIC CLAY DRILL CUTTING 10 10 20 MIDDLE MIOCENE NO AGE GIVEN 63 472 12 4 135.0 141.0 106.35 106.41 0.06 CALCAREOUS PELAGIC MONOGENIC SOFT NANNOFOSSIL DOLOMITE IRON Precoded data IRON RICH DOLOMITE RICH NANNOFOSSIL OOZE FE-RICH DOLOMITIC NANNO OOZE 50 35 20 MIDDLE MIOCENE NO AGE GIVEN 63 472 12 4 141.0 150.0 106.41 106.50 0.09 CALCAREOUS PELAGIC MONOGENIC SOFT NANNOFOSSIL DOLOMITE IRON Precoded data IRON RICH DOLOMITE RICH NANNOFOSSIL OOZE DRILL CUTTING 50 35 20 MIDDLE MIOCENE NO AGE GIVEN 63 472 12 5 0.0 150.0 106.50 108.00 1.50 DETRITAL PELAGIC HETEROGENIC SOFT unk - 0000 Precoded data PELAGIC CLAY CAVINGS 10 10 20 MIDDLE MIOCENE NO AGE GIVEN 63 472 12 6 0.0 150.0 108.00 109.50 1.50 DETRITAL PELAGIC HETEROGENIC SOFT unk - 0000 Precoded data PELAGIC CLAY CAVINGS 10 10 20 MIDDLE MIOCENE NO AGE GIVEN 63 472 12 CC 0.0 20.0 109.60 109.80 0.20 DETRITAL PELAGIC HETEROGENIC SOFT unk - 0000 Precoded data PELAGIC CLAY DRILLING BRECCIA (CAVINGS) 10 10 20 MIDDLE MIOCENE NO AGE GIVEN 63 472 13 CC 0.0 12.0 110.10 110.22 0.12 DETRITAL PELAGIC HETEROGENIC SOFT unk - 0000 Precoded data PELAGIC CLAY DRILLING BRECCIA 10 10 20