"Leg 207, Site 1261, Hole 1261B Smear Slide Data" Sample Mineral Biogenic Rock Leg Site H Cor CT Sct Top (cm) Depth (mbsf) Lithology Accessory minerals (253) Calcite (30) Carbonate (35) Clay Mineral (47) Dolomite (62) Glauconite (82) Opaques (140) Pyrite (169) Quartz (172) Zeolite (222) Fish Remains (74) Nannofossils (132) Planktonic Forams (160) calcareous debris (161) Micrite (119) Organic Debris Organic Matter (142) Siliceous Fragments (184) Comments 207 1261 B 2 R 2 81 532.31 D 10 57 1 3 3 3 15 5 3 Claystone with calcite and nannofossils 207 1261 B 2 R 3 93 533.93 D 20 36 2 2 10 * 20 10 "Clay chalk with foraminifers, zeolite, calcite, and nannofossils" 207 1261 B 3 R 4 77 544.87 D 15 10 39 5 1 20 10 Calcareous and clay chalk with foraminifers and nannofossils 207 1261 B 3 R 5 93 546.53 D 10 56 1 10 10 10 3 Claystone with zeolite calcite foraminifer sand nannofossils 207 1261 B 4 R 1 37 549.57 D 30 26 1 2 5 1 20 15 Clay and calcite chalk with foraminifers and nannofossils 207 1261 B 4 R 4 60 554.30 D 20 54 * 2 3 5 15 1 Calcareous claystone with foraminifers 207 1261 B 5 R 2 50 559.88 D 5 88 3 1 3 Claystone 207 1261 B 5 R 4 26 562.47 M 3 67 2 5 1 2 20 Claystone with nannofossils 207 1261 B 5 R 4 79 563.00 M 5 3 32 15 2 3 30 10 Nannofossil and clay chalk with foraminifers and pyrite 207 1261 B 5 R 6 94 566.15 D 5 10 28 2 5 25 25 Nannofossil foraminifer and clay chalk with calcite 207 1261 B 6 R 3 138 572.78 D 5 25 2 5 15 12 25 11 "Clayey chalk with organic matter, foraminifers, and nannofossils" 207 1261 B 6 R 7 24 577.44 D 10 15 20 * 1 * 10 12 30 2 "Chalk with clay, foraminifers, and nannofossils" 207 1261 B 7 R 2 138 580.86 M 1 78 20 1 Clay with opaque minerals (looks like an ash layer) 207 1261 B 7 R 4 52 583.00 D 10 40 3 22 10 10 5 Clayey chalk 207 1261 B 8 R 2 10 589.20 D 10 2 50 * 3 5 10 20 Calcareous claystone 207 1261 B 9 R 1 66 597.86 D 5 50 2 * 3 5 15 12 8 Claystone with foraminifers and micrite 207 1261 B 10 R 2 89 609.19 D 4 35 3 5 8 12 25 8 Calcareous claystone with foraminifers 207 1261 B 11 R 2 109 618.99 D 5 2 29 2 * 2 12 8 35 5 Clayey chalk with nannofossils 207 1261 B 12 R 1 117 627.17 D 5 50 3 * 2 5 12 15 8 Calcareous chalk with foraminifers 207 1261 B 12 R 2 106 628.51 D 35 2 10 * 2 1 50 Limestone foraminifer wackestone 207 1261 B 13 R 1 13 635.73 D 1 3 40 4 1 1 15 2 * 25 8 Calcareous clay with nannofossils 207 1261 B 13 R 2 29.5 637.40 D 10 2 41 1 1 10 15 3 15 2 Calcareous claystone 207 1261 B 14 R 1 53 645.73 D 5 33 1 5 15 5 8 20 8 Calcareous claystone with nannofossils 207 1261 B 16 R 1 102 665.52 M 5 71 * 11 11 1 1 Clay with opaques and quartz