Initial Reports, Volume 208 Smear Slide Data Table Hole 1263B Leg Site Hole Core Type Section Sample Depth in Section (cm) Sample Depth in Core (mbsf) Sample Depth in Core (mcd) Sand Silt Clay Accessory Minerals Carbonate Calcite Dolomite Inorganic Calcite Organic Calcite Non-Specific Clay Feldspar Plagioclase Non-Specific Fe-oxide Glauconite Mica Biotite Muscovite Non-Specific Opaque Minerals Quartz Volcanic Glass Zeolite Clinoptilolite Phillipsite Non-Specific Pyrite Bioclasts Carbonate Grains Cement Clasts Micrite Ooids Rock Fragments Shell Debris Volcanic Ash Algae Bioclasts Coral Diatoms Dinoflagellate Ebridians Fish Remains Foraminiferes Benthic Planktonic Non-Specific Nannofossils Coccolith Discoasters Non-Specific Organic Debris Plant Debris Non-Specific Pollen Pteropod Radiolarians Silicoflagellates Sponge Spicules Siliceous Sponge Spicules Non-Specific Spores Ostracods Unknown Component (Spine, Nanno ?) New Component New Component New Component Total % Sediment Name Dominant Lithology? Minor Lithology? Comments Ordering 208 1263 B 1 H 1 59 46.59 0 0 0 0 45 5 5 50 50 0 0 100 Nannofossil Ooze X recrystalized extensivly to microspar; white layer 27 208 1263 B 1 H 1 83 46.83 0 0 0 TR 0 10 10 90 90 0 0 100 Nannofossil Ooze X very small nannos, also some recrystalisation of nannos 28 208 1263 B 1 H 6 124 54.74 0 0 0 0 5 5 95 93 2 0 0 100 Nannofossil Ooze X gray dominant lithology: very small nannos 29 208 1263 B 2 H 5 80 62.3 0 0 0 TR 0 TR 10 10 90 85 5 0 TR 0 100 Foraminifer-bearing Nannofossil Ooze X 30 208 1263 B 3 H 6 82 73.32 0 0 0 1 0 2 5 5 92 92 0 0 100 Nannofossil Ooze X 31 208 1263 B 3 H 7 20 73.9 0 0 0 1 0 5 2 2 2 90 90 TR 0 0 100 Nannofossil Ooze X recrystalisation of some nannos to microspar; gray brown dominant layer 32 208 1263 B 4 H 2 110 0 1 0 TR 0 1 0 5 5 93 85 8 0 0 100 Nannofossil Ooze X 64 208 1263 B 5 H 2 95 86.28 0 1 0 0 TR 0 5 4 4 90 70 20 0 0 100 Nannofossil Ooze X 35 208 1263 B 5 H 5 32 90.15 0 2 0 3 0 1 0 2 0 TR 92 92 0 0 100 Nannofossil Ooze X 36 208 1263 B 5 H 5 80 90.63 0 1 0 0 TR 0 TR 2 2 2 95 85 10 0 0 100 Nannofossil Ooze X gray layer 34 208 1263 B 5 H 7 40 92.93 0 TR 10 0 TR 0 TR 0 TR TR 0 TR 90 50 30 10 0 0 100 Nannofossil Ooze X 33 208 1263 B 7 H 2 126 105.76 0 0 0 0 2 0 38 20 18 60 60 0 100 Nannofossil Organic Matter X 3 208 1263 B 7 H 3 61 106.61 0 TR 0 1 0 0 1 10 10 88 60 10 18 0 0 100 Foraminifer-bearing Nannofossil Ooze X 2 208 1263 B 7 H 5 50 109.5 0 2 0 1 0 0 3 3 94 80 8 6 0 TR 0 100 Nannofossil Ooze X 1 208 1263 B 8 H 1 56 113.06 0 2 0 20 0 TR 1 1 1 TR 5 5 71 71 0 TR 0 100 Oxide-bearing Nannofossil Ooze X 25 208 1263 B 8 H 1 70 113.2 0 1 0 1 0 0 8 8 90 70 20 0 TR 0 100 Nannofossil Ooze X 26 208 1263 B 9 H 1 91 122.91 0 8 0 0 0 3 3 60 30 30 29 29 0 100 Nannofossil Ooze w/ Organic Matter X 7 208 1263 B 9 H 2 140 124.9 0 2 0 1 0 0 5 5 92 80 12 0 0 100 Nannofossil Ooze X 6 208 1263 B 9 H 6 79 130.29 0 0 0 1 0 4 4 25 20 5 70 70 0 100 Nannofossil Organic Matter X 5 208 1263 B 9 H 7 8 131.08 0 3 0 1 0 2 0 3 5 5 86 20 66 0 0 100 Nannofossil Ooze X 4 208 1263 B 10 H 3 37 134.87 0 10 0 1 0 80 0 1 0 8 8 0 0 100 Clay-bearing Ash X 22 208 1263 B 10 H 5 26 137.76 0 4 0 1 0 0 8 8 87 30 57 0 TR 0 100 Nannofossil Ooze X 23 208 1263 B 10 H 5 31 137.81 0 2 0 TR 0 0 5 5 93 30 63 0 TR 0 100 Nannofossil Ooze X 24 208 1263 B 12 H 8 28 159.98 0 2 0 1 0 0 4 8 8 85 60 10 15 0 0 100 Nannofossil Ooze X 8 208 1263 B 12 H 8 42 160.12 0 2 0 0 0 4 10 10 84 50 10 24 0 0 100 Foraminifer-bearing Nannofossil Ooze X 9 208 1263 B 14 H 2 100 172 0 0 1 0 1 0 10 10 88 70 18 0 0 100 Foraminifer-bearing Nannofossil Ooze X 12 208 1263 B 14 H 3 70 173.2 0 2 0 TR 0 0 8 8 90 80 10 0 TR 0 100 Nannofossil Ooze X 11 208 1263 B 14 H CC 9 178.42 0 5 5 4 0 2 78 0 5 6 6 0 0 0 100 Ash X 10 208 1263 B 15 H 1 86 177.86 0 3 0 TR 0 0 10 10 87 10 77 0 TR 0 100 Foraminifer-bearing Nannofossil Ooze X 17 208 1263 B 15 H 1 103 178.03 0 30 0 8 0 10 0 1 0 49 8 41 2 2 0 100 Ash-bearing clyey nannofossil Ooze X 15 208 1263 B 15 H 5 72 183.72 0 2 0 TR 0 0 8 8 90 90 0 TR 0 100 Nannofossil Ooze X 16 208 1263 B 15 H CC 7 186.75 0 15 0 TR TR 0 TR TR 30 0 TR 0 TR 55 40 3 12 0 0 100 Clay-bearing ashey Nannofossil Ooze X 18 208 1263 B 16 H 1 100 187.5 0 2 0 TR 0 0 2 8 8 88 60 28 0 0 100 Nannofossil Ooze X 14 208 1263 B 16 H 3 30 189.8 0 5 0 TR 0 TR 0 8 8 87 60 27 0 0 100 Nannofossil Ooze X 13 208 1263 B 18 H 1 100 198.2 0 10 0 TR 0 TR 0 0 TR 90 65 25 0 0 100 Clay-bearing Nannofossil Ooze X 37 208 1263 B 18 H 2 61 199.31 0 10 0 TR 0 10 0 0 TR 80 75 5 0 0 100 Ash and Clay-bearing Nannofossil Ooze X yellow-brown layer 38 208 1263 B 19 H 2 93 203.43 0 1 0 0 2 TR 0 0 97 77 20 0 0 100 Nannofossil Ooze X from macroscopic 'ash'-layer color due to slighty greater opaque content? 40 208 1263 B 19 H 3 14 204.14 0 1 0 0 0 1 1 98 49 49 0 0 100 Nannofossil Ooze X 39 208 1263 B 20 H 1 6 204.96 0 18 0 0 1 59 0 TR 0 TR 22 12 10 0 0 100 Clay- and Nannofossil-bearing Ash X thin dark layer 44 208 1263 B 20 H 4 88 210.28 0 2 0 0 TR TR 0 TR 0 TR 98 98 0 TR 0 100 Nannofossil Ooze X pink bleb 41 208 1263 B 20 H 5 62 211.52 0 10 0 0 TR 1 40 0 0 49 49 0 0 100 Clay-bearing ashey Nannofossil Ooze X thin dark layer 43 208 1263 B 20 H 6 80 213.2 0 3 0 0 TR 0 TR 0 TR 97 97 0 0 100 Nannofossil Ooze X brown dominat lithology 42 208 1263 B 21 H 2 62 216.52 0 10 0 1 0 TR 0 TR 1 1 88 83 5 0 0 100 Clay-bearing Nannofossil Ooze X 45 208 1263 B 21 H 5 61 221.01 0 4 0 0 1 0 TR 2 2 93 93 0 0 100 Nannofossil Ooze X most of typical nannos not present, high abundance of Zygrabhlithus 46 208 1263 B 22 H 1 71 224.61 0 5 0 0 TR TR 0 TR 10 10 85 85 0 0 100 Foraminifer-bearing Nannofossil Ooze X 49 208 1263 B 22 H 2 90 226.3 0 2 0 0 TR 0 5 5 93 93 TR 0 0 100 Nannofossil Ooze X distributed forams 48 208 1263 B 22 H 3 140 228.3 0 5 0 0 0 TR 2 2 93 93 0 0 100 Nannofossil Ooze X very clean / pure with very minor forams 47 208 1263 B 23 H 1 123 234.63 0 35 0 TR 0 TR TR 0 0 TR 65 35 25 5 0 0 100 Clayey Nannofossil Ooze X brownish layer; lots of nanno fragments (with overgrowth) 51 208 1263 B 23 H 5 102 240.42 0 5 0 0 0 15 TR 0 TR 80 50 25 5 0 0 100 Nannofossil Ooze X chalky layer; recrystalized calcite; nannofossil overgrowth -> microspar 50 208 1263 B 24 H 2 90 245.3 0 10 0 0 0 TR 5 5 85 70 15 0 0 100 Nannofossil Ooze X thick Discoasters; little forams 53 208 1263 B 24 H 4 134 248.74 0 3 0 5 0 1 0 2 2 89 89 0 0 100 Nannofossil Ooze X ash ; oxides: acicular crystals in brown oxides 54 208 1263 B 24 H 5 90 249.8 0 2 0 0 0 3 3 95 80 10 5 0 0 100 Nannofossil Ooze X 52 208 1263 B 25 H 2 75 254.65 0 TR 3 0 0 TR 0 TR 5 5 92 87 5 0 0 100 Nannofossil Ooze X 19 208 1263 B 25 H 5 70 259.1 0 5 0 0 TR 0 1 1 94 94 0 0 100 Nannofossil Ooze 20 208 1263 B 25 H 6 100 260.9 0 2 0 0 TR 0 1 1 97 95 2 0 0 100 Nannofossil Ooze X 21 208 1263 B 26 X 5 45 268.35 0 0 0 0 3 3 97 97 0 0 100 Nannofossil Ooze X 55 208 1263 B 26 X 5 52 268.42 0 TR 0 0 0 2 2 98 98 0 0 100 Nannofossil Ooze X 56 208 1263 B 27 X 5 100 278.1 0 1 0 0 TR 0 TR 0 TR 99 84 15 0 0 100 Nannofossil Ooze X 57 208 1263 B 27 X 6 93 279.53 0 1 0 0 TR 0 1 0 98 68 30 0 0 100 Nannofossil Ooze X 58 208 1263 B 28 X 2 58 282.78 0 2 0 0 TR 0 TR 1 1 1 96 91 5 0 0 100 Nannofossil Ooze X 59 208 1263 B 28 X CC 27 284.15 0 0 TR 0 TR TR 4 2 2 2 2 92 92 0 TR 0 100 Nannofossil Ooze X ash + phillipsite 60 208 1263 B 29 X 2 70 0 TR 0 0 0 11 11 89 81 8 0 0 100 Foram-bearing Nannofossil Ooze X 61 208 1263 B 29 X 5 90 0 2 0 0 0 5 5 93 85 8 0 0 100 Nannofossil Ooze X 62 208 1263 B 33 X 1 80 0 2 1 1 0 0 5 5 92 70 22 0 0 100 Nannofossil Ooze X 63