Initial Reports Volume 190 Chapter 4, Table 5. Normalized relative mineral abundances based on X-ray diffraction analysis of random bulk-sediment powders, Site 1173. Unit Core, section, interval (cm) Depth (mbsf) Total clay minerals normalized relative abundance (wt%) Quartz normalized relative abundance (wt%) Plagioclase normalized relative abundance (wt%) Calcite normalized relative abundance (wt%) Peak area ratio: (101) Cristobalite/(100) Quartz I 190-1173A- 1H-1, 134-135 1.35 46 35 17 2 0.42 1H-2, 133-134 2.84 51 33 16 0 0.37 1H-3, 110-111 4.11 46 35 17 2 0.47 1H-4, 135-136 5.86 47 36 17 1 0.30 1H-5, 77-78 6.78 47 37 16 0 0.41 2H-2, 139-140 10.04 50 32 14 3 0.46 2H-2, 139-140 10.04 47 36 16 2 2H-4, 139-140 13.04 45 37 16 2 0.41 2H-6, 139-140 16.04 49 37 14 0 0.33 3H-2, 138-139 19.53 47 38 15 0 0.32 3H-2, 138-139 19.53 44 37 17 2 3H-4, 134-135 22.49 46 36 18 1 0.44 3H-5, 138-139 24.03 48 37 16 0 0.39 3H-5, 138-139 24.03 44 37 17 2 4H-3, 101-102 28.90 46 35 18 1 0.40 4H-3, 134-135 29.23 40 38 22 0 0.41 4H-6, 135-136 33.74 50 34 16 1 0.41 5H-3, 131-132 39.96 46 37 17 0 0.33 5H-5, 127-128 42.92 46 34 19 1 0.32 6H-1, 114-115 46.29 46 37 17 0 0.42 6H-2, 49-50 47.14 42 29 12 17 0.43 7H-4, 129-130 60.44 48 36 15 0 0.38 7H-7, 47-48 64.12 46 32 20 2 0.54 8H-1, 52-53 64.67 42 37 18 2 0.35 8H-4, 131-133 69.97 48 34 17 1 0.35 9H-4, 132-133 79.47 43 37 18 2 0.46 9H-5, 53-54 80.18 44 32 20 3 0.48 9H-5, 53-54 80.18 45 32 20 3 10H-2, 105-106 85.70 49 34 17 0 0.53 10H-4, 123-124 88.88 49 35 16 0 0.47 10H-6, 105-106 91.76 49 34 16 2 0.43 11H-4, 111-112 98.26 48 34 16 2 0.38 Mean Unit I: 46 35 17 2 0.41 II 12H-4, 46-47 107.11 47 35 18 0 0.50 12H-4, 134-135 107.99 48 38 13 1 0.29 13H-4, 82-83 116.97 49 37 14 0 0.36 13H-4, 131-132 117.46 50 35 15 0 0.42 14H-1, 103-104 122.18 50 35 14 0 0.31 14H-3, 131-132 125.46 54 32 13 0 0.42 14H-5, 102-103 128.17 47 34 15 4 0.48 15H-2, 94-95 133.09 50 33 14 3 0.49 15H-4, 132-133 136.47 40 27 11 21 0.34 15H-5, 58-59 137.23 39 30 13 18 0.39 15H-5, 103-104 137.68 41 31 14 14 0.86 16H-4, 92-94 145.58 49 33 12 6 0.30 16H-6, 48-50 148.14 49 34 14 3 0.36 17H-4, 132-133 155.47 35 29 11 24 0.31 17H-4, 132-133 155.47 35 29 12 25 18H-4, 132-133 164.97 51 33 15 2 0.41 18H-6, 15-16 166.80 40 33 20 7 1.10 18H-6, 129-130 167.94 50 30 13 7 0.39 19H-4, 132-133 174.47 51 36 13 0 0.28 20H-2, 134-135 180.99 49 35 14 2 0.33 20H-2, 134-135 180.99 50 36 14 1 20H-4, 132-133 183.97 39 29 13 19 0.41 20H-4, 132-133 183.97 39 30 13 19 20H-5, 130-131 185.45 39 29 11 21 0.32 20H-5, 130-131 185.45 40 30 14 17 21H-2, 69-70 189.84 51 35 12 2 0.36 21H-2, 69-70 189.84 51 33 12 4 21H-4, 108-109 193.23 48 33 12 7 0.27 21H-4, 108-109 193.23 47 31 13 9 21H-6, 67-68 195.82 42 33 16 9 0.46 II 21H-6, 67-68 195.82 43 33 159 22H-3, 131-132 201.46 42 30 11 17 0.46 22H-3, 131-132 201.46 44 28 12 17 22H-5, 95-96 204.10 46 35 14 5 0.44 22H-5, 95-96 204.10 46 35 13 5 23H-3, 134-135 210.99 40 34 13 13 0.37 23H-3, 134-135 210.99 41 32 12 14 23H-3, 134-135 210.99 40 33 13 15 23H-5, 136-137 214.01 47 37 16 0 0.41 23H-5, 136-137 214.01 49 36 15 0 24H-1, 127-128 217.42 40 31 13 16 0.47 24H-1, 127-128 217.42 40 31 13 17 24H-2, 132-133 218.97 50 37 13 0 0.56 24H-2, 132-133 218.97 49 37 15 0 24H-5, 131-132 223.46 46 37 17 0 0.43 24H-5, 131-132 223.46 49 35 17 0 25X-1, 123-124 226.88 37 31 13 18 0.58 25X-1, 123-124 226.88 37 31 13 18 25X-1, 123-124 226.88 37 30 13 20 25X-4, 128-129 231.43 41 30 22 7 0.49 25X-4, 128-129 231.43 41 29 22 8 25X-6, 124-125 234.39 43 32 14 12 0.49 25X-6, 124-125 234.39 42 32 14 12 25X-6, 124-125 234.39 45 31 13 11 26X-2, 34-35 237.09 47 38 14 0 0.43 26X-2, 34-35 237.09 47 39 15 0 26X-2, 34-35 237.09 47 37 14 1 26X-6, 125-126 244.00 42 29 10 18 0.39 27X-2, 104-105 247.49 41 31 13 15 0.45 27X-5, 114-115 252.09 41 32 15 12 0.47 28X-5, 114-115 261.69 44 32 15 9 29X-3, 141-142 268.46 28 22 13 37 0.68 29X-4, 117-118 269.72 48 33 11 8 0.45 30X-3, 119-120 277.84 47 35 16 2 0.40 31X-1, 131-132 284.56 48 31 12 9 0.59 31X-3, 124-125 287.49 41 36 18 6 0.39 32X-3, 96-97 296.91 49 37 14 0 0.41 32X-6, 134-135 301.79 44 32 17 7 0.46 33X-1, 122-123 303.87 44 42 14 0 0.88 34X-4, 116-117 317.61 46 31 13 11 0.38 34X-5, 56-57 318.51 42 33 17 9 0.29 34X-CC, 18-19 321.57 48 38 13 2 0.35 35X-2, 141-142 324.46 40 37 15 7 0.45 35X-3, 149-150 326.04 42 38 14 5 0.33 35X-5, 106-107 328.61 44 34 13 8 0.37 36X-4, 91-92 336.56 46 34 10 9 0.37 36X-6, 35-36 339.00 45 32 10 14 0.28 36X-CC, 19-20 340.15 48 33 12 7 0.40 Mean Unit II: 44 33 14 9 0.44 III 37X-4, 124-125 346.49 51 35 12 2 0.27 37X-5, 128-129 348.03 58 34 8 0 37X-6, 40-41 348.65 55 34 10 1 0.23 38X-3, 4-5 353.39 54 33 10 3 0.22 38X-5, 116-117 357.51 53 37 11 0 0.21 38X-CC, 23-24 360.03 55 36 9 0 0.21 39X-2, 114-115 362.59 53 37 10 0 0.25 39X-5, 137-138 367.32 55 33 11 1 0.29 40X-5, 115-116 376.80 53 36 11 1 0.24 41X-4, 109-110 384.84 54 35 8 3 0.21 41X-7, 32-33 388.57 54 37 9 0 0.19 42X-2, 118-119 391.53 58 35 7 0 0.35 42X-3, 118-119 393.03 52 35 10 4 0.27 42X-7, 27-28 398.12 58 36 7 0 0. 43X-3, 118-119 402.63 55 37 8 0 0.23 43X-5, 87-88 405.32 52 32 7 9 0.22 44X-4, 115-116 413.70 55 34 11 0 0.22 44X-CC, 29-30 417.82 57 33 10 0 0.15 III 45X-2, 59-60 419.74 54 33 8 4 0.21 45X-5, 125-126 424.90 55 35 9 0 0.18 45X-7, 39-40 427.04 52 29 8 11 0.24 46X-1, 125-126 428.50 57 34 9 0 0.20 46X-4, 101-102 432.76 54 36 10 0 0.19 46X-5, 121-122 434.46 60 32 8 1 0.17 47X-4, 115-116 442.10 55 36 9 0 0.19 47X-5, 128-129 443.73 58 32 9 1 0.18 48X-5, 119-120 453.04 55 38 7 0 0.16 49X-3, 116-119 459.23 56 35 10 0 0.19 50X-5, 118-119 471.83 56 35 9 1 0.15 51X-2, 41-42 476.26 51 38 11 0 51X-5, 117-118 481.52 52 39 9 0 0.19 51X-6, 65-66 482.50 55 36 9 0 0.21 52X-4, 43-44 488.98 53 37 10 0 0.18 52X-7, 40-41 493.45 55 36 9 0 0.16 53X-3, 92-93 497.67 56 34 9 0 0.19 53X-5, 121-122 500.96 53 34 8 5 0.14 53X-CC, 31-32 503.52 53 37 10 0 0.21 54X-2, 88-89 505.73 55 34 11 0 0.19 54X-5, 116-117510.51 53 35 12 0 0.18 54X-6, 76-77 511.61 50 38 12 0 0.17 55X-2, 92-93 515.47 59 32 9 0 0.15 55X-5, 131-132 520.36 60 30 9 0 0.20 55X-6, 92-93 521.47 56 32 9 3 0.21 56X-4, 45-46 527.30 26 17 4 52 0.20 56X-4, 117-118 528.02 57 35 8 0 0.18 57X-2, 20-21 533.75 57 29 9 5 0.31 57X-3, 115-116 536.20 61 32 7 0 0.21 57X-7, 3-4 541.08 58 35 7 0 0.17 58X-4, 117-118 547.42 46 30 7 18 0.18 58X-6, 71-72 549.96 50 33 7 10 0.21 58X-7, 19-20 550.94 43 26 5 26 0.35 59X-2, 147-149 554.33 56 36 8 0 0.19 59X-4, 117-118 557.02 47 34 7 11 0.17 59X-7, 39-40 560.74 55 36 9 0 0.19 60X-4, 119-121 566.75 59 33 8 0 0.18 61X-4, 116-117 576.41 59 35 7 0 0.18 61X-7, 5-6 579.80 54 33 7 5 0.11 62X-2, 147-148 583.42 57 36 7 0 0.20 62X-4, 147-148 586.42 59 33 8 0 0.18 62X-6, 147-148 589.42 70 23 7 0 0.18 63X-1, 83-84 590.78 73 20 7 0 0.14 64X-2, 101-102 602.06 61 31 8 1 0.17 64X-4, 86-87 604.91 67 25 8 0 0.16 64X-5, 58-59 606.13 70 22 7 0 0.17 65X-1, 4-5 609.29 16 9 2 72 0.13 65X-2, 104-105 611.79 59 30 8 2 0.15 65X-3, 108-109 613.33 64 29 7 0 0.18 66X-1, 68-69 619.53 58 29 7 6 0.17 67X-1, 91-92 629.36 32 22 5 41 0.14 67X-3, 88-89 632.33 58 29 7 6 0.13 67X-4, 114-115 634.09 46 24 5 24 0.18 68X-1, 90.5-91.5 639.06 45 28 6 21 0.15 68X-3, 71-72 641.86 59 33 8 0 0.13 68X-6, 73-74 646.38 44 31 6 19 0.19 69X-2, 148-149 650.73 56 36 8 0 0.15 69X-4, 92-93 653.17 61 29 7 3 0.17 70X-1, 118-119 658.63 49 29 8 15 70X-CC, 32-33 663.47 17 10 3 70 0.46 71X-4, 118.5-119.5 672.84 28 17 4 51 0.11 72X-1, 124-126 678.00 53 36 9 2 0.20 73X-1, 117-119 687.53 58 37 4 0 0.16 Mean Unit III: 54 32 8 6 0.19 IV 73X-2, 86-88 688.72 56 40 5 0 0.16