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 23 224 2 1 140.0 150.0 95.40 95.50 0.10 CALCAREOUS PELAGIC MONOGENIC FIRM NANNOFOSSIL TERRIGENOUS DETRITUS Precoded data TERRIGENOUS DETRITUS RICH NANNOFOSSIL CHALK M RAD SPICULE BEARING DETRITAL CLAYEY SILT RICH NANNO CHALK 50 35 0 UPPER MIOCENE NO AGE GIVEN 23 224 2 2 10.0 40.0 95.60 95.90 0.30 CALCAREOUS PELAGIC MONOGENIC FIRM NANNOFOSSIL TERRIGENOUS DETRITUS Precoded data TERRIGENOUS DETRITUS RICH NANNOFOSSIL CHALK DIATOM NANNO BEARING RAD RICH SPICULE DETRITAL CLAYEY SILT 50 35 0 UPPER MIOCENE NO AGE GIVEN 1.33 82 25 23 224 2 2 40.0 70.0 95.90 96.20 0.30 CALCAREOUS PELAGIC MONOGENIC FIRM NANNOFOSSIL TERRIGENOUS DETRITUS Successful TERRIGENOUS DETRITUS RICH NANNOFOSSIL CHALK SPICULE BEARING DETRITAL CLAYEY SILT RICH NANNO OOZE CHALK 70 15 15 UPPER MIOCENE NO AGE GIVEN 1.50 71 29 23 224 2 2 70.0 80.0 96.20 96.30 0.10 DETRITAL TERRIGENOUS HETEROGENIC HARD unk - 5000 Precoded data SILTSTONE OM NANNO BEARING RAD RICH SPICULE DETRITAL CLAYEY SILTSTONE 0 0 15 UPPER MIOCENE NO AGE GIVEN 1.57 67 10 23 224 2 2 80.0 90.0 96.30 96.40 0.10 CALCAREOUS PELAGIC MONOGENIC FIRM NANNOFOSSIL TERRIGENOUS DETRITUS Precoded data TERRIGENOUS DETRITUS RICH NANNOFOSSIL CHALK M RAD SPICULE BEARING DETRITAL CLAYEY SILT RICH NANNO CHALK 50 35 15 UPPER MIOCENE NO AGE GIVEN 1.58 67 9 23 224 2 2 90.0 100.0 96.40 96.50 0.10 DETRITAL TERRIGENOUS HETEROGENIC HARD unk - 5000 Precoded data SILTSTONE OM NANNO BEARING RAD RICH SPICULE DETRITAL CLAYEY SILTSTONE 0 0 15 UPPER MIOCENE NO AGE GIVEN 1.57 67 10 23 224 2 2 100.0 110.0 96.50 96.60 0.10 CALCAREOUS PELAGIC MONOGENIC FIRM NANNOFOSSIL TERRIGENOUS DETRITUS Precoded data TERRIGENOUS DETRITUS RICH NANNOFOSSIL CHALK M RAD SPICULE BEARING DETRITAL CLAYEY SILT RICH NANNO CHALK 50 35 15 UPPER MIOCENE NO AGE GIVEN 1.52 71 10 23 224 2 2 110.0 120.0 96.60 96.70 0.10 DETRITAL TERRIGENOUS HETEROGENIC HARD unk - 5000 Precoded data SILTSTONE OM NANNO BEARING RAD RICH SPICULE DETRITAL CLAYEY SILTSTONE 0 0 15 UPPER MIOCENE NO AGE GIVEN 1.52 71 10 23 224 2 2 120.0 150.0 96.70 97.00 0.30 CALCAREOUS PELAGIC MONOGENIC FIRM NANNOFOSSIL TERRIGENOUS DETRITUS Precoded data TERRIGENOUS DETRITUS RICH NANNOFOSSIL CHALK M RAD SPICULE BEARING DETRITAL CLAYEY SILT RICH NANNO CHALK 50 35 15 UPPER MIOCENE NO AGE GIVEN 1.59 66 29 23 224 4 1 30.0 50.0 259.30 259.50 0.20 CALCAREOUS PELAGIC MONOGENIC FIRM NANNOFOSSIL TERRIGENOUS DETRITUS Precoded data TERRIGENOUS DETRITUS RICH NANNOFOSSIL CHALK DETRITAL CLAYEY SILT NANNO CHALK 50 35 15 LOWER MIOCENE NO AGE GIVEN 1.54 69 10 23 224 4 1 50.0 90.0 259.50 259.90 0.40 DETRITAL TERRIGENOUS HETEROGENIC HARD ESTIMATED CARBONATE NANNOFOSSIL Precoded data NANNOFOSSIL RICH CLAYSTONE NANNO BEARING DETRITAL SILTY CLAYSTONE 0 0 15 LOWER MIOCENE NO AGE GIVEN 1.82 52 39 23 224 4 1 90.0 140.0 259.90 260.40 0.50 CALCAREOUS PELAGIC MONOGENIC FIRM NANNOFOSSIL TERRIGENOUS DETRITUS Successful TERRIGENOUS DETRITUS RICH NANNOFOSSIL CHALK DETRITAL CLAYEY RICH NANNO CHALK 75 0 25 LOWER MIOCENE NO AGE GIVEN 1.88 49 49 23 224 4 1 140.0 150.0 260.40 260.50 0.10 DETRITAL TERRIGENOUS HETEROGENIC HARD unk - 5000 CARBONATE Precoded data CARBONATE RICH SILTSTONE NANNO BEARING DETRITAL CLAYEY SILTSTONE 0 0 25 LOWER MIOCENE NO AGE GIVEN 1.87 49 10 23 224 5 1 70.0 80.0 350.70 350.80 0.10 DETRITAL TERRIGENOUS HETEROGENIC HARD unk - 5000 Precoded data SILTSTONE DETRITAL CLAYEY SILTSTONE 0 0 25 23 224 5 1 80.0 150.0 350.80 351.50 0.70 DETRITAL TERRIGENOUS HETEROGENIC HARD ESTIMATED CARBONATE Precoded data CLAYSTONE DETRITAL SILTY CLAYSTONE 0 0 25 1.75 57 36 23 224 5 2 5.0 150.0 351.55 353.00 1.45 DETRITAL TERRIGENOUS HETEROGENIC HARD ESTIMATED CARBONATE Precoded data CLAYSTONE DETRITAL SILTY CLAYSTONE 0 0 25 1.98 43 140 23 224 6 0 0.0 50.0 453.00 453.50 0.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE Precoded data CLAY DETRITAL CLAY 0 0 25 LOWER MIOCENE UPPER OLIGOCENE NO AGE GIVEN 23 224 6 1 0.0 120.0 453.50 454.70 1.20 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL CLAY MINERAL MICA Successful MICA RICH CLAY MINERAL RICH MUD DETRITAL SILTY CLAY 11 0 89 LOWER MIOCENE UPPER OLIGOCENE NO AGE GIVEN 2.00 42 117 23 224 6 1 120.0 150.0 454.70 455.00 0.30 DETRITAL TERRIGENOUS HETEROGENIC SOFT unk - 9000 CLAY MINERAL Successful CLAY MINERAL RICH CLASTIC SEDIMENT NANNO BEARING DETRITAL CLAY 5 0 95 LOWER MIOCENE UPPER OLIGOCENE NO AGE GIVEN 2.00 42 28 23 224 6 2 0.0 10.0 455.00 455.10 0.10 DETRITAL TERRIGENOUS HETEROGENIC SOFT unk - 9000 CLAY MINERAL Precoded data CLAY MINERAL RICH CLASTIC SEDIMENT NANNO BEARING DETRITAL CLAY 0 0 95 LOWER MIOCENE UPPER OLIGOCENE NO AGE GIVEN 2.05 39 9 23 224 6 2 10.0 150.0 455.10 456.50 1.40 CALCAREOUS PELAGIC MONOGENIC FIRM NANNOFOSSIL CLAY MINERAL Precoded data CLAY MINERAL RICH NANNOFOSSIL CHALK DETRITAL CLAY RICH NANNO CHALK 50 35 95 LOWER MIOCENE UPPER OLIGOCENE NO AGE GIVEN 1.94 45 137 23 224 6 3 0.0 150.0 456.50 458.00 1.50 CALCAREOUS PELAGIC MONOGENIC FIRM NANNOFOSSIL CLAY MINERAL Successful CLAY MINERAL RICH NANNOFOSSIL CHALK DETRITAL CLAY NANNO CHALK 60 0 40 LOWER MIOCENE UPPER OLIGOCENE NO AGE GIVEN 1.96 44 146 23 224 6 4 0.0 28.0 458.00 458.28 0.28 CALCAREOUS PELAGIC MONOGENIC FIRM NANNOFOSSIL CLAY MINERAL Precoded data CLAY MINERAL RICH NANNOFOSSIL CHALK DETRITAL CLAY NANNO CHALK 50 35 40 UPPER OLIGOCENE NO AGE GIVEN 2.04 39 27 23 224 6 4 28.0 126.0 458.28 459.26 0.98 DETRITAL TERRIGENOUS HETEROGENIC SOFT ESTIMATED CARBONATE Precoded data CLAY DETRITAL CLAY 0 0 40 UPPER OLIGOCENE NO AGE GIVEN 2.02 40 96 23 224 6 4 126.0 150.0 459.26 459.50 0.24 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL CLAY MINERAL MICA Successful MICA RICH CLAY MINERAL RICH MUD DETRITAL SILTY CLAY WITH NANNOS IN TRACES 3 0 97 UPPER OLIGOCENE NO AGE GIVEN 1.97 43 23 23 224 6 5 0.0 90.0 459.50 460.40 0.90 DETRITAL TERRIGENOUS HETEROGENIC SOFT UNIDENTIFIED MATERIAL CLAY MINERAL MICA Successful MICA RICH CLAY MINERAL RICH MUD DETRITAL SILTY CLAY 15 0 85 UPPER OLIGOCENE NO AGE GIVEN 2.01 41 87 23 224 6 5 90.0 150.0 460.40 461.00 0.60 DETRITAL TERRIGENOUS HETEROGENIC SOFT unk - 0000 CLASTIC SEDIMENT. DETRITAL SILTY CLAY 0 0 0 UPPER OLIGOCENE NO AGE GIVEN 2.05 39 59 23 224 6 6 0.0 150.0 461.00 462.50 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT unk - 0000 CLASTIC SEDIMENT. DETRITAL SILTY CLAY 0 0 0 UPPER OLIGOCENE NO AGE GIVEN 1.98 43 146 23 224 7 1 30.0 150.0 571.30 572.50 1.20 DETRITAL TERRIGENOUS HETEROGENIC SOFT unk - 0000 CLASTIC SEDIMENT. DETRITAL SILTY CLAY 9 0 91 UPPER OLIGOCENE NO AGE GIVEN 1.84 51 97 23 224 8 1 0.0 150.0 632.00 633.50 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT unk - 5000 MICA QUARTZ Successful QUARTZ RICH MICA RICH SILT DETRITAL SANDY SILT 12 0 88 MIDDLE OLIGOCENE NO AGE GIVEN 1.90 48 146 23 224 8 2 0.0 60.0 633.50 634.10 0.60 DETRITAL TERRIGENOUS HETEROGENIC SOFT unk - 0000 CLASTIC SEDIMENT. DETRITAL SANDY SILT 0 0 0 MIDDLE OLIGOCENE NO AGE GIVEN 23 224 8 2 60.0 100.0 634.10 634.50 0.40 DETRITAL TERRIGENOUS HETEROGENIC SOFT unk - 0000 CLASTIC SEDIMENT. MICACEOUS DETRITAL SANDY SILT 0 0 0 MIDDLE OLIGOCENE NO AGE GIVEN 23 224 8 2 100.0 150.0 634.50 635.00 0.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT unk - 0000 CLASTIC SEDIMENT. DETRITAL SANDY SILT 0 0 0 MIDDLE OLIGOCENE NO AGE GIVEN 23 224 8 3 0.0 150.0 635.00 636.50 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT unk - 0000 CLASTIC SEDIMENT. DETRITAL CLAYEY SILTSTONE 0 0 0 MIDDLE OLIGOCENE NO AGE GIVEN 23 224 8 4 0.0 150.0 636.50 638.00 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT unk - 0000 CLASTIC SEDIMENT. DETRITAL CLAYEY SILTSTONE 0 0 0 MIDDLE OLIGOCENE NO AGE GIVEN 23 224 8 5 0.0 30.0 638.00 638.30 0.30 DETRITAL TERRIGENOUS HETEROGENIC SOFT unk - 0000 CLASTIC SEDIMENT. DETRITAL SANDY SILT 12 0 0 MIDDLE OLIGOCENE NO AGE GIVEN 23 224 8 5 30.0 150.0 638.30 639.50 1.20 DETRITAL TERRIGENOUS HETEROGENIC SOFT unk - 0000 CLASTIC SEDIMENT. DETRITAL CLAYEY SILTSTONE 11 0 0 MIDDLE OLIGOCENE NO AGE GIVEN 23 224 8 6 0.0 150.0 639.50 641.00 1.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT unk - 0000 CLASTIC SEDIMENT. DETRITAL SILTY CLAYSTONE 0 0 0 MIDDLE OLIGOCENE NO AGE GIVEN 23 224 9 1 35.0 60.0 698.35 698.60 0.25 DETRITAL TERRIGENOUS HETEROGENIC SOFT unk - 0000 CLASTIC SEDIMENT. DETRITAL CLAYEY SILTSTONE 59 0 0 LOWER OLIGOCENE NO AGE GIVEN 23 224 9 1 60.0 100.0 698.60 699.00 0.40 DETRITAL TERRIGENOUS HETEROGENIC SOFT unk - 0000 CLASTIC SEDIMENT. NANNO RICH DETRITAL CLAYSTONE 0 0 0 LOWER OLIGOCENE NO AGE GIVEN 23 224 9 1 100.0 150.0 699.00 699.50 0.50 DETRITAL TERRIGENOUS HETEROGENIC SOFT unk - 0000 CLASTIC SEDIMENT. NANNO RICH DETRITAL CARBONATE CLAYSTONE 0 0 0 LOWER OLIGOCENE NO AGE GIVEN 1.87 50 8 23 224 10 1 105.0 130.0 755.05 755.30 0.25 DETRITAL TERRIGENOUS HETEROGENIC SOFT unk - 0000 CLASTIC SEDIMENT. DETRITAL SILTY CLAYSTONE 0 0 0 UPPER EOCENE NO AGE GIVEN 23 224 10 1 130.0 150.0 755.30 755.50 0.20 DETRITAL TERRIGENOUS HETEROGENIC SOFT unk - 4000 MICA CARBONATE Successful CARBONATE RICH MICA RICH SAND SANDSTONE 30 0 70 UPPER EOCENE NO AGE GIVEN 23 224 10 2 0.0 15.0 755.50 755.65 0.15 DETRITAL TERRIGENOUS HETEROGENIC SOFT unk - 4000 Precoded data SAND SEMILITHIFIED SAND 0 0 70 UPPER EOCENE NO AGE GIVEN 1.79 54 14 23 224 10 2 15.0 39.0 755.65 755.89 0.24 CALCAREOUS TRANSITIONAL MONOGENIC HARD CARBONATE QUARTZ Successful QUARTZ RICH CARBONATE LIMESTONE SANDSTONE 60 0 40 MIDDLE EOCENE NO AGE GIVEN 1.95 45 22 23 224 10 2 39.0 86.0 755.89 756.36 0.47 DETRITAL TERRIGENOUS HETEROGENIC HARD ESTIMATED CARBONATE CLAY MINERAL Successful CLAY MINERAL RICH CLAYSTONE SEMILITHIFIED SAND 0 0 100 MIDDLE EOCENE NO AGE GIVEN 1.66 62 37 23 224 10 2 86.0 93.0 756.36 756.43 0.07 DETRITAL TERRIGENOUS HETEROGENIC HARD unk - 4000 Precoded data SANDSTONE SANDSTONE 0 0 100 MIDDLE EOCENE NO AGE GIVEN 1.68 61 6 23 224 10 2 93.0 98.0 756.43 756.48 0.05 DETRITAL TERRIGENOUS HETEROGENIC SOFT unk - 4000 Precoded data SAND SAND 0 0 100 MIDDLE EOCENE NO AGE GIVEN 1.86 50 5 23 224 10 2 98.0 110.0 756.48 756.60 0.12 CALCAREOUS PELAGIC MONOGENIC HARD NANNOFOSSIL CLAY MINERAL Successful CLAY MINERAL RICH INDURATED NANNOFOSSIL CHALK SANDSTONE 74 0 26 MIDDLE EOCENE NO AGE GIVEN 1.71 59 12 23 224 10 2 110.0 150.0 756.60 757.00 0.40 CALCAREOUS PELAGIC MONOGENIC FIRM NANNOFOSSIL CLAY MINERAL Successful CLAY MINERAL RICH NANNOFOSSIL CHALK SAND 80 0 20 MIDDLE EOCENE NO AGE GIVEN 1.97 44 39 23 224 11 1 24.0 150.0 783.24 784.50 1.26 DETRITAL TERRIGENOUS HETEROGENIC SOFT unk - 9000 NANNOFOSSIL Successful NANNOFOSSIL RICH CLASTIC SEDIMENT DETRITAL CLAY NANNO CHALK 20 0 80 MIDDLE EOCENE NO AGE GIVEN 1.75 57 108 23 224 11 2 0.0 145.0 784.50 785.95 1.45 DETRITAL TERRIGENOUS HETEROGENIC HARD unk - 9000 CLAY MINERAL GLASS Successful GLASS RICH CLAY MINERAL RICH CLASTIC SEDIMENTSTONE NANNO RICH DETRITAL CLAYSTONE 8 0 93 MIDDLE EOCENE NO AGE GIVEN 1.81 53 134 23 224 11 2 145.0 150.0 785.95 786.00 0.05 unk - 0000 BASALT BASALT 0 0 0 MIDDLE EOCENE NO AGE GIVEN 1.51 71 3