"Leg 207, Site 1257, Hole 1257B Smear Slide Data" Sample Texture Mineral Biogenic Rock Leg Site H Cor CT Sct Top (cm) Depth (mbsf) Lithology Sand Silt Clay Calcite (30) Clay Mineral (47) Dolomite (62) Glauconite (82) Opaques (140) Pyrite (169) Quartz (172) Unspecified Minerals (218) Zeolite (222) Biosiliceous Remains (249) Calcispheres (29) Carbonaceous shell fragments (267) Diatoms (58) Fish Remains (74) Nannofossils (132) Planktonic Forams (160) Radiolarians (173) Silicoflagellates (189) Sponge Spicules (199) Unknown (258) calcareous debris (161) Organic Debris Organic Matter (142) Comments 207 1257 B 1 R 1 70.5 40.71 M 1 2 69 15 10 2 1 Nannofossils chalk with radiolarians and foraminifers 207 1257 B 1 R 1 70.8 40.71 D * 5 60 10 20 5 Nannofossil chalk with foraminifers and radiolarians 207 1257 B 1 R 1 77 40.77 D 1 2 67 15 15 * Nannofossil chalk with radiolarians and foraminifers 207 1257 B 1 R 2 125.5 42.76 M 9 88 1 2 * * * Nodule 207 1257 B 2 R 1 70.5 45.51 M 1 2 69 15 10 2 1 Nannofossil chalk with radiolarians and foraminifers 207 1257 B 2 R 1 70.8 45.51 D * 5 60 10 20 5 Nannofossil chalk with foraminifers and radiolarians 207 1257 B 2 R 1 131 46.11 D 1 1 10 53 10 20 5 Nannofossil chalk with diatoms foraminifers and radiolarians 207 1257 B 2 R 2 27 46.57 M * 20 55 10 10 5 "Nannofossil chalk with foraminifers, radiolarians. and diatoms" 207 1257 B 2 R 3 37 48.17 D 5 64 15 10 5 1 "Nannofossil chalk with diatoms, radiolarians and foraminifers" 207 1257 B 2 R 3 89.5 48.70 D 1 10 54 10 20 * 5 "Nannofossil chalk with diatoms, foraminifers and radiolarians" 207 1257 B 3 R 2 60 51.90 D 5 64 10 15 1 5 Nannofossil chalk with foraminifers and Radiolarians 207 1257 B 3 R 2 116 52.46 M 80 10 5 5 Nannofossil chalk with foraminifers 207 1257 B 3 R 4 15 54.41 M 1 15 4 30 * 50 Foraminifer Chalk with nannofossils and radiolarians 207 1257 B 3 R 4 83 55.09 D 2 68 15 10 5 Nannofossil chalk with radiolarians and foraminifers 207 1257 B 3 R CC 10 55.27 D 30 5 20 3 42 Nannofossil chalk with foraminifers and radiolarians 207 1257 B 4 R 1 80 60.20 D 40 20 30 * 3 7 radiolarians nannofossil chalk with foraminifers 207 1257 B 4 R 3 85 63.24 M 40 15 30 5 10 Radiolairna nannofossil chalk WITH foraminifers 207 1257 B 4 R 3 121 63.60 M 21 1 30 10 15 * 3 20 Nannofossil chalk with foraminifers and radiolarians 207 1257 B 4 R 4 25 64.14 D 26 4 20 10 40 Carbonate clayey chalk with foraminifers and nannofossils 207 1257 B 4 R 4 40.5 64.30 D 20 30 1 4 20 5 20 Carbonate clayey chalk with foraminifers and nannofossils 207 1257 B 4 R 5 42 65.81 D 20 12 1 2 10 5 50 Carbonate clayey chalk with foraminifers and nannofossils 207 1257 B 5 R 1 22 69.22 M 40 2 3 15 10 30 Clayey chalk with foraminifers and carbonate debris 207 1257 B 5 R 1 100 70.00 D 30 2 5 40 5 18 Clayey chalk with foraminifers and carbonate debris 207 1257 B 5 R 3 83 72.58 M 20 10 10 10 50 Carbonate clayey chalk with foraminifers and nannofossils 207 1257 B 5 R 4 28 73.51 D 10 3 57 15 15 "Nannofossil chalk with clay carbonate debris, and foraminifers" 207 1257 B 6 R 1 90.5 79.61 D 28 1 1 30 10 * 30 carbonate nannofossil chalk with foraminifers 207 1257 B 7 R 1 110 89.40 D 10 20 3 44 8 5 10 Clayey nannofossil chalk 207 1257 B 8 R 4 6 102.43 M 20 10 * 3 * 2 65 * Nannofossil chalk with carbonate cement 207 1257 B 8 R 5 83 104.70 D 10 10 3 2 70 5 Nannofossil chalk 207 1257 B 9 R 3 80 111.42 D 10 10 12 53 15 Nannofossil chalk with foraminifers and zeolite 207 1257 B 10 R 2 70 119.40 D 10 15 8 59 8 Clayey Nannofossil chalk 207 1257 B 11 R 2 88 129.18 D 10 10 10 * 60 10 Nannofossil chalk 207 1257 B 12 R 1 46 136.66 D 10 15 15 1 54 5 Nannofossil chalk with clay and zeolite 207 1257 B 12 R 3 125 140.45 D 10 20 10 2 * 38 20 * Nannofossil chalk with foraminifers and clay 207 1257 B 12 R 6 50 144.21 D 10 10 10 * 50 20 Nannofossil chalk with foraminifers 207 1257 B 12 R 6 146 145.17 D 10 19 * 3 8 40 10 * 10 Nannofossil chalk with foraminifers 207 1257 B 13 R 1 57 146.37 D 20 2 * * 48 30 Foraminifer and nannofossil chalk 207 1257 B 13 R 3 61 149.41 D 15 5 15 * 45 20 Nannofossil chalk with foraminifers 207 1257 B 14 R 1 5 155.55 M 5 10 3 10 * 50 15 7 "Nannofossil chalk with clay, zeolite, and foraminifers" 207 1257 B 14 R 1 90 156.40 D 20 3 3 8 26 10 30 Nannofossil chalk with foraminifers and calcite 207 1257 B 19 R 1 8 183.78 D 15 62 2 1 15 5 Nannofossil clay with calcite 207 1257 B 19 R 2 123.5 186.44 D 25 54 3 5 10 3 Clay with nannofossils and calcite 207 1257 B 20 R CC 15 190.17 D 40 19 5 1 3 2 20 10 Carbonate clay with foraminifers and nannofossils 207 1257 B 20 R CC 50 D 20 13 5 2 10 30 5 15 Carbonaceous nannofossils claystone with foraminifers and zeolites 207 1257 B 21 R 1 10.5 193.41 D 10 51 1 8 * 10 20 Claystone with nannofossils 207 1257 B 21 R 1 71.5 194.02 M 10 73 5 2 3 2 5 * "Claystone with calcite, nannofossils, and foraminifers" 207 1257 B 21 R 1 78 194.08 D 20 60 2 4 10 4 Claystone with foraminifers and carbonate 207 1257 B 21 R 2 8 194.88 D 40 30 1 15 4 10 Clayey calcareous chalk with zeolite and nannofossils 207 1257 B 21 R 2 66 195.46 M 40 15 15 5 25 Carbonaceous claystone with zeolite and nannofossils 207 1257 B 21 R CC 3 195.87 D 5 60 2 10 3 20 Claystone with nannofossils 207 1257 B 22 R 1 121 199.51 M 10 54 2 1 10 3 20 Carbonaceous claystone with calcite and nannofossils 207 1257 B 22 R 2 112 200.92 M 10 68 2 10 10 "Claystone with calcite, nannofossils, and foraminifers" 207 1257 B 23 R 1 86 203.86 D 5 40 20 * 5 30 Carbonaceous claystone with zeolite 207 1257 B 23 R 2 47 204.38 D 10 22 10 3 5 30 20 Carbonaceous foraminifer claystone with quartz and calcite 207 1257 B 24 R 1 117 209.17 D 10 20 5 2 2 * 30 30 5 Nannofossil and foraminifers clay with calcite 207 1257 B 24 R 2 45 209.95 M 10 10 20 30 20 10 "Nannofossil chalk with calcite, clay, apatite, and foraminifers" 207 1257 B 24 R 3 53 211.49 M 20 2 2 20 30 1 25 "Foraminifer chalk with calcite, organic debris and nannofossils" 207 1257 B 25 R 1 113 213.73 M 30 4 2 3 1 20 40 Clayey calcareous chalk with nannofossils 207 1257 B 25 R 2 10 214.20 D 50 2 20 5 23 "Claystone with foraminifers, nannofossils and calcareous debris" 207 1257 B 26 R 1 119 218.79 M 40 5 25 5 25 Calcareous zeolitic claystone with pyrite and chunks 207 1257 B 26 R 1 146 219.06 D 60 1 5 3 1 30 Calcareous silty claystone with quartz 207 1257 B 26 R 2 36 219.46 D 67 3 2 2 1 25 Calcareous silty claystone