Table 10. Trace element chemistry of bulk sediment, Hole 1001A. Notes: BDL = below detection limits. Data overspecified for calculation purposes. Core, section, interval (cm) Depth (mbsf) Nb (ppm) Zr (ppm) Y (ppm) Sr (ppm) Rb (ppm) Zn (ppm) Cu (ppm) Ni (ppm) Cr (ppm) V (ppm) Ba (ppm) 2R-1, 42-44 6.82 4.1 58 10 915 36 98 36 52 44 82 302 3R-1, 110-112 17.20 4.5 55 7 932 34 74 33 44 41 63 229 6R-1, 145-150 46.35 4.7 62 10 977 38 74 36 54 55 85 214 9R-1, 145-150 75.25 5.9 71 9 940 50 74 42 50 45 83 198 11R-4, 98-100 98.48 5.5 68 11 938 56 93 58 49 51 116 239 12R-3, 145-150 107.05 5.5 71 12 884 51 84 39 62 56 89 218 15R-3, 145-150 135.95 6.5 90 22 980 40 95 147 79 51 79 545 17R-4, 98-100 156.18 1.9 45 9 1198 27 53 26 32 19 29 222 18R-1, 145-150 161.75 BDL 45 7 1298 20 46 24 30 14 23 301 18R-4, 98-100 165.78 BDL 21 8 719 7 50 30 20 4 8 1221 21R-1, 84-86 180.44 BDL 33 7 478 11 21 28 15 8 16 1389 24R-1, 86-88 209.26 BDL 18 4 598 5 29 24 11 4 6 1118 28R-1, 58-60 247.48 BDL 22 4 628 7 23 22 13 6 10 1003 34R-3, 145-150 309.05 BDL 21 5 437 8 34 36 24 8 16 1813 36R-1, 145-150 325.25 BDL 25 9 445 10 45 46 26 12 22 2455 36R-4, 43-45 328.73 0.5 18 6 398 8 33 25 19 8 11 1658 40R-3, 0-5 365.30 BDL 25 20 604 9 36 42 24 9 15 3617 43R-4, 109-111 396.79 BDL 15 11 460 5 24 36 18 3 6 1776 46R-2, 47-49 421.97 BDL 11 9 383 5 26 30 9 <3 <4 953 51R-3, 93-95 471.61 1.1 21 6 335 3 24 18 9 <3 <4 249