"Initial Reports, Volume 201" Shipboard Scientific Party Site 1227 Smear Slides Sample Texture Mineral Biogenic Rock Site H Cor CT Sct Top (cm) Depth (mbsf) Lithology Sand Silt Clay Barite (17) Carbonate (35) Clay Mineral (47) Dolomite (62) Feldspar (71) Glauconite (82) Mica (118) Opaques (140) Plagioclase (159) Pyrite (169) Quartz (172) Bivalves (23) Diatoms (58) Foraminifers (78) Nannofossils (132) Radiolarians (173) Silicoflagellates (189) Sponge Spicules (199) Clay size particles (255) Lithoclast (107) Organic Debris/matter (142) Silt (191) Volcanic Glass Shard (246) Comments 1227 A 1 H 2 22 1.72 D 80 20 20 1 1 1 3 43 1 30 Clay- and Silt-rich Foraminifer Ooze 1227 A 1 H 2 24 1.74 M 95 5 5 1 1 1 1 87 3 1 Clay-bearing Diatom Ooze 1227 A 1 H 2 33 1.83 D 80 20 20 1 2 2 41 3 1 30 Clay- and Silt-rich Diatom Ooze 1227 A 1 H 4 63 5.13 D 4 92 4 4 1 2 1 1 5 13 1 72 Diatom-bearing Foramonifer-rich Silt 1227 A 2 H 3 116 9.76 D 90 10 10 1 3 10 76 Clay- and Diatom-rich Silt 1227 A 2 H 4 110 11.2 D 90 10 10 * 3 2 1 1 83 Clay-rich Silt 1227 A 3 H 1 60 15.7 D 91 9 9 1 4 2 15 4 65 Clay-bearing Diatom-rich Nannofossil Ooze 1227 A 3 H 1 116 16.26 M 70 26 4 2 4 5 3 4 4 9 69 Plagioclase- and Silt-bearing Volcanic Ash 1227 A 3 H 3 36 18.46 D 91 9 9 4 * 1 25 * * 61 Clay-bearing Diatom-rich Silt 1227 A 3 H 6 86 23.46 M 1 99 * * 5 * 95 Diatom-bearing Clay 1227 A 4 H 1 90 25.5 D 95 5 10 * * 10 1 * 1 78 Diatom-rich Silt 1227 A 4 H 4 67 29.67 M 5 95 3 1 * 5 91 Diatom-bearing Clay 1227 A 5 H 6 110 42.7 D 5 95 * 5 * 10 * 85 Gloconite-bearing Pyrite-rich Silt 1227 A 6 H 3 20 46.8 D 10 70 20 * 5 * * 7 * 88 Pyrite-bearing Silt 1227 A 6 H 3 120 47.8 D 2 98 64 1 * * 5 * * 30 * Pyrite-bearing Diatom-rich Clay 1227 A 6 H 3 120 47.8 D 20 80 90 * * 10 Pyrite-bearing Diatom-rich Clay 1227 A 6 H 3 130 47.9 D 80 20 82 15 * * * 3 Silt 1227 A 6 H 3 135 47.95 D 20 80 5 * * * 65 30 Clay-bearing volcanic glass-rich Carbonate Ooze 1227 A 7 H 1 41 53.51 D 5 * * 85 * 10 Clay-bearing Nannofossil-rich Diatom Ooze 1227 A 7 H 1 92 54.02 D 5 * * 80 1 10 4 Clay-bearing Diatom Ooze 1227 A 7 H 3 48 56.58 D 5 * * 89 * 5 1 Clay- and Nannofossil-bearing Diatom Ooze 1227 A 9 H 4 15 76.75 D 90 10 8 4 4 76 8 Clay- and Nannofossil-rich Diatom Ooze 1227 A 9 H 4 71 77.31 D 90 10 9 3 88 Clay-bearing Diatom Ooze 1227 A 9 H 4 72 77.32 D 70 30 30 4 1 4 55 5 1 Nannofossil-bearing Clay-Diatom Ooze 1227 A 10 H 3 39 84.99 M 90 10 10 5 1 * 9 * 20 * 51 4 Diatom-bearing Nannofossil-rich Ooze 1227 A 11 H 3 118 95.28 M 99 1 5 1 * 94 Plagioclase-bearing Volcanic Ash 1227 A 14 H 2 70 121.8 D * * 78 1 20 1 Nannofossil-rich Diatom-Ooze 1227 A 17 H 1 68 132.78 D 8 5 52 35 Pyrite- and Clay-bearing Nannofossil-rich Diatom Ooze 1227 B 1 H 1 39 0.39 D 1 10 * 63 * 1 25 Silt- and Clay-rich Diatom Ooze 1227 B 1 H 3 132 4.32 M * * 60 5 35 Foraminifer-bearing Nannofossil-rich Diatom Ooze 1227 D 1 H 2 100 2.5 D 10 90 5 * * 79 * 1 10 5 Diatom Ooze 1227 D 1 H 3 116 4.16 M * * 97 3 Diatom Ooze 1227 D 2 H 1 137 8.87 M 5 95 * 5 * * * 77 * * * 15 3 Clay-bearing Diatom Ooze 1227 D 2 H 6 129 16.29 M 5 20 75 Diatom-rich Volcanic Glass 1227 D 3 H 2 50 19 M 90 10 9 25 10 1 25 2 28 Clay-bearing Pyrite-rich Quartz and Glauconite Silt 1227 D 3 H 2 52 19.02 D 90 10 10 15 9 * 66 Diatom-bearing Clay- and Pyrite-rich Silt 1227 D 4 H 2 41 28.41 D 85 15 15 1 10 15 * 59 Pyrite- Diatom- and Clay-rich Silt 1227 D 4 H 5 102 33.52 M 30 70 70 9 20 1 * * Carbonate-bearing Pyrite-rich Barite Clay 1227 D 5 H 3 90 39.9 D 80 20 10 * 4 15 1 16 54 Foraminifer-rich Clayey Silt 1227 D 5 H 4 95 41.45 M 90 10 * * Barite Silt 1227 D 6 H 2 30 47.3 D 90 10 4 1 20 67 8 Glauconite-bearing Pyrite-rich Clayey Silt 1227 D 6 H 3 19 48.69 M 50 5 45 Pyrite-bearing Barite Silt