Initial Reports Volume 190 Chapter 8, Table 4. Peak intensities and peak areas from X-ray diffraction analysis of bulk-powder sediment samples, Hole 1177A. Core, section, interval (cm) Depth (mbsf) Smectite + chlorite XRD intensity (cps) Illite XRD intensity (cps) Chlorite + kaolinite XRD intensity (cps) (101) Quartz XRD intensity (cps) Plagioclase XRD intensity (cps) Calcite XRD intensity (cps) (100)Quartz XRD intensity (cps) (101)Cristobalite XRD intensity (cps) Smectite + chlorite XRD peak area (total counts) Illite XRD peak area (total counts) Chlorite + kaolinite XRD peak area (total counts) (101)Quartz XRD peak area (total counts) Plagioclase XRD peak area (total counts) Calcite XRD peak area (total counts) (100) Quartz XRD peak area (total counts) (101) Cristobalite XRD peak area (total counts) 190-1177A- 1R-2, 84-85 302.54 54 99 92 1,642 274 167 289 103 2,872 2,305 1,743 21,396 8,909 2,647 4,123 1,581 1R-4, 130-131 306 67 132 129 1,765 344 0 300 97 2,767 2,977 2,323 23,368 9,575 0 4,220 1,536 2R-2, 106-107 311.76 61 115 113 1,805 314 0 291 107 2,704 2,412 2,106 23,821 8,980 0 4,269 1,582 3R-2, 120-121 321.6 55 108 101 1,595 304 253 255 107 2,821 2,674 2,153 21,506 8,849 4,519 3,468 1,404 3R-4, 85-86 324.25 60 101 102 1,629 297 34 277 109 2,721 2,609 1,975 21,570 9,449 429 4,071 1,561 4R-3, 105-106 332.55 60 110 111 1,708 314 0 283 89 3,121 2,170 2,038 22,576 8,512 0 3,678 1,312 4R-5, 21-22 334.71 60 99 104 1,518 419 330 241 84 2,538 2,059 2,122 20,102 8,911 5,187 3,362 1,312 5R-1, 35-36 338.45 28 47 40 684 279 111 135 154 1,394 848 917 9,179 7,638 2,081 2,078 2,316 5R-3, 95-96 340.55 61 98 93 1,871 312 0 325 120 2,751 2,490 1,987 25,001 8,916 0 4,560 1,655 5R-4, 65-66 341.75 41 84 99 1,490 290 0 264 100 2,274 1,842 1,882 20,204 8,690 0 3,727 1,519 6R-1, 67-68 348.37 62 89 97 1,489 367 204 301 110 3,068 2,081 1,934 20,028 9,699 2,924 4,146 1,611 7R-4, 123-124 363.03 54 104 99 1,645 298 119 303 89 2,486 2,075 2,025 22,140 8,423 2,190 4,175 1,325 7R-6, 62-63 365.42 52 87 102 1,594 285 327 279 88 2,603 1,709 2,164 21,665 8,526 5,603 3,890 1,373 8R-2, 54-56 369.04 54 97 86 1,710 329 146 291 96 2,755 2,109 1,921 22,532 9,206 2,198 4,552 1,421 9R-1, 48-49 377.08 51 82 75 1,414 349 33 250 86 2,314 1,471 1,575 18,853 7,916 345 3,751 1,375 9R-3, 108-109 380.68 49 89 81 1,682 300 30 289 133 2,555 1,841 1,948 22,287 9,201 481 4,156 2,039 10R-2, 149-150 389.09 58 73 83 1,672 299 22 281 109 2,973 1,588 1,813 22,075 9,169 266 4,413 1,608 11R-1, 133-134 397.03 71 76 69 1,487 292 0 273 95 4,117 1,570 1,590 19,962 8,917 0 4,243 1,404 11R-6, 35-36 403.55 52 118 99 1,623 278 32 310 94 3,024 2,829 2,028 21,677 8,506 543 4,561 1,242 12R-1, 56-57 405.86 51 76 64 1,597 247 26 262 80 4,277 1,697 1,617 20,861 8,013 385 4,180 1,244 13R-4, 114-115 420.54 69 72 63 1,292 468 0 237 73 7,043 2,155 1,565 20,122 10,513 0 4,631 1,050 13R-7, 46-47 424.36 54 82 80 1,731 300 0 300 82 3,965 2,714 1,716 22,669 9,457 0 4,362 986 13R-CC, 25-26 424.75 62 86 77 1,511 296 32 255 70 5,036 2,240 1,820 20,559 8,683 407 4,187 927 14R-4, 129-130 430.29 58 77 78 1,481 302 169 284 69 4,646 2,707 1,816 20,324 8,493 2,880 4,410 828 15R-3, 112-113 438.32 55 116 89 1,764 298 0 279 63 4,543 3,314 1,881 22,716 8,986 0 4,066 700 15R-CC, 10-11 443.9 61 90 88 1,829 282 172 309 72 3,758 2,539 1,978 24,220 8,163 2,630 4,810 895 16R-1, 90-91 444.8 49 77 71 1,561 239 323 264 66 4,647 2,010 1,477 20,766 6,822 5,104 4,273 890 16R-3, 117-118 448.07 55 88 75 1,688 266 135 317 67 4,139 2,475 1,918 22,802 7,888 1,897 5,025 916 16R-4, 144-145 449.84 35 76 57 1,699 319 28 314 61 2,810 4,063 1,163 22,753 8,523 415 4,474 685 16R-4, 149-150 449.89 32 68 70 4,378 713 0 621 126 1,303 2,733 1,558 51,663 15,992 0 7,367 1,441 16R-4, 66-67 449.06 51 77 66 1,569 330 0 284 68 3,214 3,085 1,774 21,325 9,526 0 4,485 906 17R-1, 114-115 454.64 50 69 74 1,815 319 0 317 73 3,157 2,792 1,685 24,421 8,855 0 4,779 1,000 17R-2, 24-25 455.24 57 80 78 1,874 313 0 335 72 2,890 3,088 1,724 25,077 8,392 0 4,702 865 17R-2, 98-99 455.98 54 74 76 2,051 339 0 356 87 3,641 3,073 1,866 27,236 9,038 0 5,306 1,180 19R-4, 118-119 478.48 52 68 49 1,303 217 278 260 131 3,656 1,826 1,127 17,238 5,805 4,157 3,808 1,419 19R-6, 42-43 480.72 50 76 70 1,774 308 0 309 94 3,858 3,003 1,448 23,742 9,274 0 4,545 1,160 19R-7, 36-38 482.16 54 76 77 2,132 315 0 382 89 3,192 3,207 1,968 27,831 8,797 0 5,681 1,043 20R-1, 106-107 483.46 41 87 82 2,366 401 52 444 111 2,681 3,192 1,912 31,658 11,115 789 6,092 1,326 20R-2, 62-63 484.52 41 85 75 2,374 390 0 430 117 2,356 2,980 1,498 30,941 10,477 0 5,833 1,206 21R-1, 37-38 492.37 42 110 94 3,261 608 36 534 130 2,349 3,227 1,965 41,996 14,457 515 6,810 1,410 22R-CC, 8-9 502.52 52 122 105 4,085 932 36 611 139 1,486 3,657 1,735 49,939 20,068 623 7,510 1,880 23R-2, 42-43 512.95 44 75 74 1,661 296 0 337 77 2,354 3,201 1,816 22,922 8,888 0 5,422 971 24R-3, 147-148 525.17 112 27 0 270 1,194 0 133 50 9,952 743 0 5,370 21,332 0 3,876 1,290 24R-4, 1-2 525.21 42 60 59 1,386 231 0 288 67 3,581 1,707 1,497 18,737 7,339 0 4,312 839 24R-4, 54-55 525.74 48 87 68 1,685 303 0 301 68 4,156 3,595 1,754 22,633 8,619 0 4,691 825 24R-5, 129-130 527.69 54 64 55 1,654 263 0 268 77 3,705 2,816 1,590 22,372 7,299 0 4,820 930 24R-6, 129-130 529.19 65 73 56 1,417 311 34 253 67 6,909 1,897 1,245 20,049 8,994 350 4,583 905 25R-2, 130-131 533.2 49 84 61 1,730 270 0 293 61 4,055 2,720 1,510 24,034 7,775 0 5,011 869 25R-6, 108-109 538.98 49 79 63 1,694 262 0 292 80 3,841 2,575 1,485 22,553 8,041 0 4,793 1,050 25R-7, 16-17 539.56 18 23 26 561 89 1308 98 26 1,625 936 513 7,055 2,510 27,145 1,501 311 26R-1, 79-80 540.89 29 58 57 5,013 868 0 896 143 1,736 1,384 1,313 60,949 20,894 0 10,832 1,755 27R-1, 96-97 550.66 46 92 104 3,572 706 0 596 159 1,887 2,289 2,074 44,148 16,894 0 7,770 1,877 29R-1, 34-35 569.24 40 67 54 1,506 235 31 257 66 3,139 3,738 1,768 20,238 7,727 493 4,093 794 29R-1, 87-88 569.77 37 63 49 1,338 206 0 245 58 2,391 2,139 1,352 18,330 6,136 0 3,656 768 29R-2, 125-126 571.65 57 84 65 1,571 250 0 291 62 4,240 2,757 1,732 21,459 8,081 0 4,431 856 30R-2, 39-40 580.39 82 76 50 1,584 277 0 286 79 8,110 2,585 1,290 21,040 9,250 0 4,671 855 30R-4, 119-120 584.19 63 71 49 1,467 420 0 258 67 6,959 2,235 1,191 20,856 9,441 0 4,446 900 30R-7, 46-47 587.96 76 65 51 1,409 287 0 307 58 9,309 1,440 1,153 19,306 7,686 0 4,872 742 31R-1, 21-22 588.41 59 59 60 1,528 225 29 261 62 5,233 2,271 1,436 21,103 7,331 973 4,482 864 31R-2, 59-60 590.29 53 53 36 842 171 25 179 37 6,425 1,789 960 17,773 6,640 380 4,852 780 31R-CC, 11-12 591.13 56 66 48 1,332 188 0 266 47 5,634 2,716 1,155 19,276 7,137 0 4,726 854 32R-1, 6-7 597.86 0 0 0 293 26 729 45 15 0 0 0 3,357 712 23,714 587 186 32R-1, 60-61 598.4 58 66 79 1,860 230 0 322 54 5,072 2,887 1,856 24,991 7,470 0 5,374 750 33R-1, 15-16 607.65 56 69 77 1,618 199 106 288 45 4,004 2,201 1,919 22,453 6,809 1,510 4,556 546 33R-1, 87-88 608.37 40 72 69 2,758 465 36 442 102 3,085 2,882 1,635 36,115 11,641 590 6,338 1,180 33R-2, 71-72 609.71 60 90 82 1,610 209 25 335 56 4,001 3,153 1,834 21,534 6,853 329 4,786 744 34R-CC, 14-15 617.24 43 67 70 2,136 297 36 399 110 3,790 2,348 2,007 30,325 9,209 640 6,151 1,284 35R-2, 70-71 627.92 52 70 54 1,411 209 0 248 45 4,243 3,501 1,410 19,226 7,285 0 4,079 559 35R-3, 8-9 628.28 46 49 65 1,693 230 22 323 74 3,802 2,083 1,549 23,556 7,660 344 5,338 856 36R-1, 116-117 637.46 56 74 83 1,743 241 56 305 50 5,332 3,488 2,177 26,708 7,808 956 5,604 663 36R-1, 24-25 636.54 66 96 85 2,227 338 55 366 80 3,941 3,497 2,020 30,172 9,822 841 5,570 987 37R-2, 80-81 647.2 55 96 98 1,625 217 67 298 54 4,103 3,740 2,343 22,855 7,105 923 4,230 545 37R-3, 32-33 647.72 53 116 100 2,928 579 133 511 164 4,348 3,792 2,205 40,280 16,304 2,941 7,317 1,953 38R-CC, 20-21 656.37 56 97 99 2,052 320 43 388 63 4,007 2,754 1,968 29,367 9,551 610 5,827 832 39R-1, 95-96 666.15 48 68 43 1,170 233 0 219 80 5,067 3,801 1,249 15,742 8,473 0 4,166 1,547 39R-2, 142-144 668.12 25 26 0 352 49 971 54 19 1,390 958 0 4,109 1,361 34,407 876 295 40R-1, 115-116 675.95 68 107 62 2,222 244 27 316 65 5,694 4,129 1,426 28,547 9,863 480 4,947 856 41R-1, 131-132 685.71 52 134 62 3,085 492 23 602 138 3,327 3,258 1,199 38,350 15,915 224 7,704 2,002 41R-2, 99-100 686.89 73 91 51 1,600 663 0 265 64 7,321 3,056 1,188 22,211 14,255 0 4,036 883 42R-1, 119-120 695.19 57 119 53 1,916 670 0 353 94 4,712 2,757 995 26,411 14,587 0 5,072 1,410 43R-1, 5-6 703.75 65 84 52 1,544 250 28 283 65 8,462 2,197 1,233 20,885 8,926 680 4,404 924 43R-2, 118-119 706.38 56 75 47 1,313 220 0 263 66 6,174 2,613 1,107 18,538 8,145 0 4,132 863 44R-1, 39-40 713.69 53 76 50 1,685 247 0 325 66 4,960 2,717 1,205 22,524 8,937 0 4,877 971 44R-2, 72-73 715.52 37 69 37 968 151 0 187 45 4,964 1,868 829 13,753 6,035 0 3,202 656 45R-1, 127-128 724.17 48 60 33 879 132 20 182 41 5,875 1,424 751 12,842 4,909 153 3,283 780 45R-2, 86-87 725.26 51 64 36 1,072 163 0 200 45 5,262 3,765 784 15,321 6,156 0 3,293 708 46R-1, 119-120 733.69 54 73 44 1,292 240 19 243 58 6,219 2,306 990 18,560 8,228 243 4,232 812 46R-1, 21-22 732.71 63 94 59 1,594 279 27 301 54 6,596 2,781 1,223 21,105 9,102 310 4,294 770 46R-2, 125-126 735.25 59 82 59 2,499 527 32 659 88 3,498 2,450 1,307 33,395 21,801 398 8,076 1,152 46R-3, 139-140 736.89 42 36 19 660 118 0 122 47 3,908 673 458 9,012 4,444 0 2,138 818 46R-3, 9-10 735.59 69 87 52 1,558 314 26 281 80 6,381 2,966 1,140 22,086 10,584 286 4,300 1,016 46R-3, 9-10 735.59 69 87 52 1,558 314 26 281 80 6,381 2,966 1,141 22,167 10,669 286 4,378 1,059 47R-1, 38-39 742.48 59 87 63 1,267 190 0 246 47 7,055 3,235 1,526 19,117 7,864 0 4,468 627 47R-3, 101-102 746.11 50 89 68 1,269 192 27 238 40 5,061 3,204 1,654 18,510 7,696 499 4,021 462 47R-5, 99-100 749.09 64 93 61 1,469 230 0 273 50 6,899 2,691 1,546 20,453 7,852 0 4,734 686 48R-4, 118-119 757.38 58 98 73 1,688 286 23 336 71 5,352 2,418 1,598 23,064 9,804 247 5,291 873 48R-6, 115-116 760.35 61 74 58 1,350 227 0 259 112 7,085 2,236 1,594 18,950 8,237 0 4,365 1,141 48R-7, 7-8 760.77 44 89 41 1,179 212 0 242 48 6,032 3,296 931 16,887 8,374 0 4,022 663 49R-2, 147-148 764.27 51 84 33 1,373 207 0 231 70 7,470 2,687 862 19,137 8,550 0 3,902 954 49R-2, 65-66 763.45 57 105 54 1,965 348 29 365 98 4,787 3,817 1,325 25,790 11,123 366 5,192 1,325 49R-3, 117-118 765.47 59 70 44 1,293 354 32 267 224 7,307 2,111 873 19,472 11,146 647 4,363 2,408 49R-4, 21-22 766.01 73 63 21 1,008 245 0 198 65 9,463 1,892 302 14,165 9,299 0 3,571 1,181 49R-5, 74-75 768.04 81 42 17 719 293 44 156 117 10,871 1,393 258 10,230 8,476 792 3,601 1,749 50R-3, 36-37 774.34 55 83 51 1,519 746 0 276 91 3,742 1,452 1,129 20,851 14,457 0 3,922 1,460 51R-2, 27-28 782.37 30 111 17 344 456 0 73 48 2,224 1,436 285 5,513 6,517 0 1,393 916 52R-2, 18-19 791.98 87 39 26 815 261 37 170 93 9,294 1,202 482 11,464 8,898 750 3,297 1,481 52R-2, 56-57 792.36 51 21 14 399 177 0 89 107 5,569 462 298 5,799 6,171 0 1,782 1,991 52R-3, 28-29 793.58 40 68 22 1,295 218 0 231 73 3,659 3,374 266 19,637 7,812 0 3,983 1,646 52R-3, 49-50 793.79 50 91 65 1,985 289 0 374 107 3,263 3,727 1,198 26,796 8,688 0 5,573 1,448 53R-2, 59-60 801.99 45 109 40 1,708 265 0 330 59 3,305 5,217 776 24,232 8,798 0 5,102 756 53R-3, 118-119 804.08 48 101 67 1,889 291 0 333 75 4,193 4,787 1,291 26,897 9,382 0 5,117 814 53R-6, 61-62 808.01 38 77 49 1,694 267 0 308 79 3,672 4,175 777 24,507 9,023 0 5,347 1,169 54R-1, 124-125 810.74 64 61 36 2,810 501 0 452 81 5,924 1,518 930 33,798 14,669 0 6,653 1,256 54R-2, 50-51 811.5 51 88 27 1,186 225 31 226 70 6,922 2,713 562 17,224 8,288 593 4,147 1,069 54R-3, 69-70 813.19 55 75 41 1,568 233 0 290 69 5,667 3,367 826 22,258 8,217 0 4,673 1,135 54R-5, 58-59 816.08 44 72 43 2,622 566 0 475 136 4,325 1,995 821 34,282 16,190 0 6,490 2,312 55R-1, 118-119 820.38 57 85 42 1,385 270 107 234 51 6,148 3,695 1,075 20,585 8,264 1,790 3,730 800 55R-3, 24-25 822.44 50 97 40 1,403 240 100 267 65 3,615 4,833 925 20,674 8,088 1,875 4,193 1,493 56R-1, 122-123 830.02 63 49 20 745 176 713 135 64 9,514 911 349 10,071 6,659 9,403 2,461 956 56R-2, 47-48 830.77 47 97 72 2,023 333 0 344 80 4,219 4,465 1,366 28,391 10,106 0 5,196 844 56R-2, 73-74 831.03 85 55 22 653 187 0 165 64 12,122 1,667 511 9,453 8,217 0 3,507 703