leg site hole core section top interval depth (cm) top of core depth (m) sample depth in hole (m) repeat column sdimentological notes nrm intensity (gauss * 10-6) nrm declination, angles uncorrected (degrees) nrm declination, angles corrected (degrees) 70 507 D 3 1 15.0 5.40 5.55 0 HYDROTHERMAL GRN-BLK CLAY 51.0 173. 70 507 D 3 1 20.0 5.40 5.60 0 160.0 13. 70 507 D 3 1 30.0 5.40 5.70 0 304.0 189. 70 507 D 3 1 40.0 5.40 5.80 0 484.0 269. 70 507 D 3 1 50.0 5.40 5.90 0 51.0 122. 70 507 D 3 1 60.0 5.40 6.00 0 129.0 41. 70 507 D 3 1 70.0 5.40 6.10 0 170.0 308. 70 507 D 3 1 80.0 5.40 6.20 0 262.0 182. 70 507 D 3 1 90.0 5.40 6.30 0 106.0 247. 70 507 D 3 1 100.0 5.40 6.40 0 112.0 188. 70 507 D 3 1 110.0 5.40 6.50 0 125.0 81. 70 507 D 3 1 120.0 5.40 6.60 0 15.0 92. 70 507 D 3 1 130.0 5.40 6.70 0 8.0 358. 70 507 D 3 1 140.0 5.40 6.80 0 4.2 203. 70 507 D 3 1 143.0 5.40 6.83 0 4.5 19. 70 507 D 3 2 15.0 5.40 7.05 0 HYDROTHERMAL GRN-BLK CLAY 13.0 87. 70 507 D 3 2 20.0 5.40 7.10 0 9.0 28. 70 507 D 3 2 30.0 5.40 7.20 0 5.8 54. 70 507 D 3 2 40.0 5.40 7.30 0 4.7 24. 70 507 D 3 2 50.0 5.40 7.40 0 17.0 13. 70 507 D 3 2 60.0 5.40 7.50 0 PELAGIC SEDS 7.7 26. 70 507 D 3 2 70.0 5.40 7.60 0 14.0 35. 70 507 D 3 2 80.0 5.40 7.70 0 4.6 13. 70 507 D 3 2 90.0 5.40 7.80 0 10.0 26. 70 507 D 3 2 100.0 5.40 7.90 0 2.6 293. 70 507 D 3 2 110.0 5.40 8.00 0 HYDROTHERMAL GRN-BLK CLAY 5.3 55. 70 507 D 3 2 120.0 5.40 8.10 0 5.4 71. 70 507 D 3 2 130.0 5.40 8.20 0 8.3 48. 70 507 D 3 2 140.0 5.40 8.30 0 3.8 23. 70 507 D 3 2 143.0 5.40 8.33 0 3.9 53. 70 507 D 3 3 15.0 5.40 8.55 0 HYDROTHERMAL GRN-BLK CLAY 2.4 27. 70 507 D 3 3 20.0 5.40 8.60 0 1.3 40. 70 507 D 3 3 30.0 5.40 8.70 0 1.2 91. 70 507 D 3 3 40.0 5.40 8.80 0 7.1 37. 70 507 D 3 3 50.0 5.40 8.90 0 11.0 39. 70 507 D 3 3 60.0 5.40 9.00 0 2.4 74. 70 507 D 3 3 70.0 5.40 9.10 0 6.2 58. 70 507 D 3 3 80.0 5.40 9.20 0 13.0 46. 70 507 D 3 3 83.0 5.40 9.23 0 9.0 67. 70 507 D 4 1 15.0 9.80 9.95 0 HYDROTHERMAL GRN-BLK CLAY 177.0 260. 70 507 D 4 1 20.0 9.80 10.00 0 33.0 154. 70 507 D 4 1 30.0 9.80 10.10 0 351.0 61. 70 507 D 4 1 40.0 9.80 10.20 0 156.0 152. 70 507 D 4 1 50.0 9.80 10.30 0 MIXED PELAGIC & HYDROTHER 18.0 4. 70 507 D 4 1 60.0 9.80 10.40 0 17.0 18. 70 507 D 4 1 70.0 9.80 10.50 0 54.0 50. 70 507 D 4 1 80.0 9.80 10.60 0 7.5 257. 70 507 D 4 1 90.0 9.80 10.70 0 2.1 172. 70 507 D 4 1 100.0 9.80 10.80 0 3.0 294. 70 507 D 4 1 110.0 9.80 10.90 0 HYDROTHERMAL GRN-BLK CLAY 6.4 3. 70 507 D 4 1 120.0 9.80 11.00 0 3.2 8. 70 507 D 4 1 130.0 9.80 11.10 0 7.1 360. 70 507 D 4 1 140.0 9.80 11.20 0 6.3 337. 70 507 D 4 1 143.0 9.80 11.23 0 6.2 332. 70 507 D 4 2 15.0 9.80 11.45 0 HYDROTHERMAL GRN-BLK CLAY .7 84. 70 507 D 4 2 20.0 9.80 11.50 0 2.1 76. 70 507 D 4 2 30.0 9.80 11.60 0 9.9 331. 70 507 D 4 2 40.0 9.80 11.70 0 PELAGIC SEDS 8.1 340. 70 507 D 4 2 50.0 9.80 11.80 0 3.2 333. 70 507 D 4 2 60.0 9.80 11.90 0 HYDROTHERMAL BLK-GRN CLAY 2.4 346. 70 507 D 4 2 70.0 9.80 12.00 0 2.6 341. 70 507 D 4 2 80.0 9.80 12.10 0 1.4 352. 70 507 D 4 2 90.0 9.80 12.20 0 2.2 335. 70 507 D 4 2 100.0 9.80 12.30 0 7.0 333. 70 507 D 4 2 110.0 9.80 12.40 0 5.5 329. 70 507 D 4 2 120.0 9.80 12.50 0 1.7 310. 70 507 D 4 2 130.0 9.80 12.60 0 1.5 332. 70 507 D 4 2 140.0 9.80 12.70 0 4.2 311. 70 507 D 4 2 143.0 9.80 12.73 0 2.5 308. 70 507 D 4 3 15.0 9.80 12.95 0 MIXED PELAGIC & HYDROTHER 15.2 341. 70 507 D 4 3 20.0 9.80 13.00 0 11.0 341. 70 507 D 4 3 30.0 9.80 13.10 0 13.0 349. 70 507 D 4 3 40.0 9.80 13.20 0 16.0 351. 70 507 D 4 3 50.0 9.80 13.30 0 16.0 351. 70 507 D 4 3 60.0 9.80 13.40 0 5.9 355. 70 507 D 4 3 70.0 9.80 13.50 0 8.3 349. 70 507 D 4 3 80.0 9.80 13.60 0 HYDROTHERMAL BLK-GRN CLAY 12.0 355. 70 507 D 4 3 90.0 9.80 13.70 0 9.4 347. 70 507 D 4 3 100.0 9.80 13.80 0 6.6 341. 70 507 D 4 3 104.0 9.80 13.84 0 7.4 347. 70 507 D 5 1 15.0 14.20 14.35 0 HYDROTHERMAL 405.0 302. 70 507 D 5 1 20.0 14.20 14.40 0 995.0 315. 70 507 D 5 1 30.0 14.20 14.50 0 507.0 326. 70 507 D 5 1 40.0 14.20 14.60 0 18.0 299. 70 507 D 5 1 50.0 14.20 14.70 0 16.0 4. 70 507 D 5 1 60.0 14.20 14.80 0 88.0 354. 70 507 D 5 1 70.0 14.20 14.90 0 PELAGIC SEDS 6.4 327. 70 507 D 5 1 80.0 14.20 15.00 0 16.0 355. 70 507 D 5 1 90.0 14.20 15.10 0 22.0 345. 70 507 D 5 1 100.0 14.20 15.20 0 HYDROTHERMAL 4.9 354. 70 507 D 5 1 110.0 14.20 15.30 0 13.0 345. 70 507 D 5 1 120.0 14.20 15.40 0 PELAGIC SEDS 25.0 346. 70 507 D 5 1 130.0 14.20 15.50 0 19.0 341. 70 507 D 5 1 140.0 14.20 15.60 0 HYDROTHERMAL 5.7 354. 70 507 D 5 1 143.0 14.20 15.63 0 15.0 315. 70 507 D 5 2 15.0 14.20 15.85 0 HYDROTHERMAL BLK-GRN CLAY 9.3 351. 70 507 D 5 2 25.0 14.20 15.95 0 14.0 358. 70 507 D 5 2 35.0 14.20 16.05 0 8.5 339. 70 507 D 5 2 45.0 14.20 16.15 0 22.0 338. 70 507 D 5 2 55.0 14.20 16.25 0 PELAGIC SEDS 29.0 340. 70 507 D 5 2 65.0 14.20 16.35 0 26.0 342. 70 507 D 5 2 75.0 14.20 16.45 0 27.0 345. 70 507 D 5 2 85.0 14.20 16.55 0 23.0 345. 70 507 D 5 2 95.0 14.20 16.65 0 20.0 344. 70 507 D 5 2 105.0 14.20 16.75 0 17.0 342. 70 507 D 5 2 115.0 14.20 16.85 0 12.0 343. 70 507 D 5 3 15.0 14.20 17.35 0 HYDROTHERMAL 13.0 323. 70 507 D 5 3 20.0 14.20 17.40 0 18.0 343. 70 507 D 5 3 30.0 14.20 17.50 0 PELAGIC 6.2 353. 70 507 D 5 3 40.0 14.20 17.60 0 5.0 348. 70 507 D 5 3 50.0 14.20 17.70 0 HYDROTHERMAL 8.6 355. 70 507 D 5 3 60.0 14.20 17.80 0 16.0 346. 70 507 D 5 3 70.0 14.20 17.90 0 19.0 346. 70 507 D 5 3 80.0 14.20 18.00 0 PELAGIC SEDS 22.0 348. 70 507 D 5 3 90.0 14.20 18.10 0 10.0 347. 70 507 D 5 3 100.0 14.20 18.20 0 14.0 348. 70 507 D 5 3 110.0 14.20 18.30 0 16.0 352. 70 507 D 5 3 113.0 14.20 18.33 0 13.0 351. 70 507 D 6 1 15.0 18.60 18.75 0 HYDROTHERMAL BLK-GRN CLAY 106.0 157. 70 507 D 6 1 20.0 18.60 18.80 0 109.0 174. 70 507 D 6 1 30.0 18.60 18.90 0 382.0 338. 70 507 D 6 1 40.0 18.60 19.00 0 297.0 176. 70 507 D 6 1 50.0 18.60 19.10 0 52.0 95. 70 507 D 6 1 60.0 18.60 19.20 0 9.5 354. 70 507 D 6 1 70.0 18.60 19.30 0 22.0 338. 70 507 D 6 1 80.0 18.60 19.40 0 4.3 163. 70 507 D 6 1 90.0 18.60 19.50 0 5.1 237. 70 507 D 6 1 100.0 18.60 19.60 0 7.7 226. 70 507 D 6 1 110.0 18.60 19.70 0 7.0 226. 70 507 D 6 1 120.0 18.60 19.80 0 5.5 235. 70 507 D 6 1 130.0 18.60 19.90 0 13.0 228. 70 507 D 6 1 140.0 18.60 20.00 0 7.1 232. 70 507 D 6 1 143.0 18.60 20.03 0 8.8 227. 70 507 D 6 2 15.0 18.60 20.25 0 HYDROTHERMAL GRN-BLK CLAY 13.0 229. 70 507 D 6 2 20.0 18.60 20.30 0 9.1 230. 70 507 D 6 2 30.0 18.60 20.40 0 11.0 234. 70 507 D 6 2 40.0 18.60 20.50 0 17.0 230. 70 507 D 6 2 50.0 18.60 20.60 0 22.0 233. 70 507 D 6 2 60.0 18.60 20.70 0 7.9 236. 70 507 D 6 2 70.0 18.60 20.80 0 6.5 227. 70 507 D 6 2 80.0 18.60 20.90 0 7.3 223. 70 507 D 6 2 90.0 18.60 21.00 0 6.1 240. 70 507 D 6 2 100.0 18.60 21.10 0 3.4 224. 70 507 D 6 2 110.0 18.60 21.20 0 11.0 236. 70 507 D 6 2 120.0 18.60 21.30 0 2.1 238. 70 507 D 6 2 130.0 18.60 21.40 0 2.6 209. 70 507 D 6 2 140.0 18.60 21.50 0 5.2 234. 70 507 D 6 2 143.0 18.60 21.53 0 7.0 234. 70 507 D 6 3 20.0 18.60 21.80 0 HYDROTHERMAL 1.9 241. 70 507 D 6 3 30.0 18.60 21.90 0 GREEN-BLACK CLAY 3.3 237. 70 507 D 6 3 40.0 18.60 22.00 0 10.0 243. 70 507 D 6 3 50.0 18.60 22.10 0 8.0 249. 70 507 D 6 3 60.0 18.60 22.20 0 14.0 245. 70 507 D 6 3 70.0 18.60 22.30 0 16.0 239. 70 507 D 6 3 80.0 18.60 22.40 0 PELAGIC SEDS 17.0 241. 70 507 D 6 3 90.0 18.60 22.50 0 14.0 238. 70 507 D 6 3 100.0 18.60 22.60 0 22.0 239. 70 507 D 6 3 110.0 18.60 22.70 0 22.0 236. 70 507 D 6 3 120.0 18.60 22.80 0 HYDROTHERMAL 11.0 237. 70 507 D 6 3 130.0 18.60 22.90 0 9.7 238. 70 507 D 6 3 140.0 18.60 23.00 0 PELAGIC SEDS 9.4 231. 70 507 D 6 3 143.0 18.60 23.03 0 7.5 222. 70 507 D 7 1 15.0 23.00 23.15 0 HYDROTHERMAL GRN-BLK CLAY 557.0 283. 70 507 D 7 1 20.0 23.00 23.20 0 213.0 63. 70 507 D 7 1 30.0 23.00 23.30 0 326.0 9. 70 507 D 7 1 40.0 23.00 23.40 0 362.0 221. 70 507 D 7 1 50.0 23.00 23.50 0 30.0 249. 70 507 D 7 1 60.0 23.00 23.60 0 35.0 99. 70 507 D 7 1 70.0 23.00 23.70 0 81.0 260. 70 507 D 7 1 80.0 23.00 23.80 0 24.0 279. 70 507 D 7 1 90.0 23.00 23.90 0 PELAGIC SEDS 36.0 68. 70 507 D 7 1 100.0 23.00 24.00 0 6.3 5. 70 507 D 7 1 110.0 23.00 24.10 0 HYDROTHERMAL 10.0 258. 70 507 D 7 1 120.0 23.00 24.20 0 11.0 262. 70 507 D 7 1 130.0 23.00 24.30 0 PELAGIC SEDS 23.0 269. 70 507 D 7 1 140.0 23.00 24.40 0 HYDROTHERMAL 17.0 280. 70 507 D 7 1 143.0 23.00 24.43 0 PELAGIC SEDS 17.0 279. 70 507 D 7 2 15.0 23.00 24.65 0 PELAGIC SEDS 29.0 235. 70 507 D 7 2 20.0 23.00 24.70 0 23.0 250. 70 507 D 7 2 30.0 23.00 24.80 0 17.0 276. 70 507 D 7 2 40.0 23.00 24.90 0 16.0 259. 70 507 D 7 2 50.0 23.00 25.00 0 18.0 260. 70 507 D 7 2 60.0 23.00 25.10 0 17.0 272. 70 507 D 7 2 70.0 23.00 25.20 0 18.0 264. 70 507 D 7 2 80.0 23.00 25.30 0 14.0 272. 70 507 D 7 2 90.0 23.00 25.40 0 HYDROTHERMAL 14.0 269. 70 507 D 7 2 100.0 23.00 25.50 0 13.0 264. 70 507 D 7 2 110.0 23.00 25.60 0 PELAGIC SEDS 11.0 255. 70 507 D 7 2 120.0 23.00 25.70 0 14.0 268. 70 507 D 7 2 130.0 23.00 25.80 0 8.5 254. 70 507 D 7 2 140.0 23.00 25.90 0 12.0 258. 70 507 D 7 2 143.0 23.00 25.93 0 13.0 261. 70 507 D 7 3 15.0 23.00 26.15 0 PELAGIC SEDS 8.4 260. 70 507 D 7 3 20.0 23.00 26.20 0 19.0 230. 70 507 D 7 3 30.0 23.00 26.30 0 HYDROTHERMAL 14.0 247. 70 507 D 7 3 40.0 23.00 26.40 0 12.0 250. 70 507 D 7 3 50.0 23.00 26.50 0 6.6 247. 70 507 D 7 3 60.0 23.00 26.60 0 PELAGIC SEDS 8.6 247. 70 507 D 7 3 70.0 23.00 26.70 0 12.0 254. 70 507 D 7 3 80.0 23.00 26.80 0 HYDROTHERMAL 11.0 244. 70 507 D 7 3 90.0 23.00 26.90 0 9.2 248. 70 507 D 7 3 100.0 23.00 27.00 0 9.7 245. 70 507 D 7 3 110.0 23.00 27.10 0 PELAGIC SEDS 7.1 246. 70 507 D 7 3 120.0 23.00 27.20 0 HYDROTHERMAL 10.0 231. 70 507 D 7 3 130.0 23.00 27.30 0 PELAGIC SEDS 5.4 238. 70 507 D 7 3 140.0 23.00 27.40 0 HYDROTHERMAL 10.7 198. 70 507 D 7 3 143.0 23.00 27.43 0 PELAGIC 57.0 101. 70 507 D 8 1 30.0 27.40 27.70 0 HYDROTHERMAL GRN-BLK CLAY 1346.0 35. 70 507 D 8 1 40.0 27.40 27.80 0 830.0 89. 70 507 D 8 1 50.0 27.40 27.90 0 710.0 150. 70 507 D 8 1 60.0 27.40 28.00 0 188.0 213. 70 507 D 8 1 70.0 27.40 28.10 0 108.0 80. 70 507 D 8 1 80.0 27.40 28.20 0 4.7 48. 70 507 D 8 1 90.0 27.40 28.30 0 13.0 142. 70 507 D 8 1 100.0 27.40 28.40 0 PELAGIC SEDS 9.1 206. 70 507 D 8 1 110.0 27.40 28.50 0 1.9 100. 70 507 D 8 1 120.0 27.40 28.60 0 17.0 71. 70 507 D 8 1 130.0 27.40 28.70 0 HYDROTHERMAL GRN-BLK CLAY 12.0 299. 70 507 D 8 1 140.0 27.40 28.80 0 19.0 274. 70 507 D 8 1 144.0 27.40 28.84 0 20.0 197. 70 507 D 8 2 15.0 27.40 29.05 0 HYDROTHERMAL GRN-BLK CLAY 1.7 212. 70 507 D 8 2 20.0 27.40 29.10 0 32.0 171. 70 507 D 8 2 30.0 27.40 29.20 0 3.8 217. 70 507 D 8 2 40.0 27.40 29.30 0 PELAGIC SEDS 10.0 221. 70 507 D 8 2 50.0 27.40 29.40 0 4.7 201. 70 507 D 8 2 60.0 27.40 29.50 0 9.8 207. 70 507 D 8 2 70.0 27.40 29.60 0 10.0 220. 70 507 D 8 2 80.0 27.40 29.70 0 9.5 215. 70 507 D 8 2 90.0 27.40 29.80 0 12.0 228. 70 507 D 8 2 100.0 27.40 29.90 0 17.0 230. 70 507 D 8 2 110.0 27.40 30.00 0 12.0 228. 70 507 D 8 2 120.0 27.40 30.10 0 8.2 230. 70 507 D 8 2 130.0 27.40 30.20 0 11.0 230. 70 507 D 8 2 140.0 27.40 30.30 0 11.0 227. 70 507 D 8 2 144.0 27.40 30.34 0 11.0 234. 70 507 D 8 3 15.0 27.40 30.55 0 PELAGIC SEDS 14.0 218. 70 507 D 8 3 20.0 27.40 30.60 0 15.0 229. 70 507 D 8 3 30.0 27.40 30.70 0 16.0 231. 70 507 D 8 3 40.0 27.40 30.80 0 16.0 232. 70 507 D 8 3 50.0 27.40 30.90 0 12.0 259. 70 507 D 8 3 60.0 27.40 31.00 0 15.0 229. 70 507 D 8 3 70.0 27.40 31.10 0 16.0 236. 70 507 D 8 3 80.0 27.40 31.20 0 16.0 236. 70 507 D 8 3 90.0 27.40 31.30 0 17.0 238. 70 507 D 8 3 100.0 27.40 31.40 0 19.0 236. 70 507 D 8 3 110.0 27.40 31.50 0 17.0 238. 70 507 D 8 3 120.0 27.40 31.60 0 18.0 253. 70 507 D 8 3 122.0 27.40 31.62 0 13.0 260. 70 507 D 9 1 15.0 31.80 31.95 0 PELAGIC SEDS 540.0 327. 70 507 D 9 1 20.0 31.80 32.00 0 241.0 302. 70 507 D 9 1 30.0 31.80 32.10 0 HYDROTHERMAL 116.0 300. 70 507 D 9 1 40.0 31.80 32.20 0 57.0 205. 70 507 D 9 1 50.0 31.80 32.30 0 PELAGIC SEDS 25.0 219. 70 507 D 9 1 60.0 31.80 32.40 0 33.0 169. 70 507 D 9 1 70.0 31.80 32.50 0 15.0 323. 70 507 D 9 1 80.0 31.80 32.60 0 39.0 205. 70 507 D 9 1 90.0 31.80 32.70 0 59.0 113. 70 507 D 9 1 100.0 31.80 32.80 0 5.3 144. 70 507 D 9 1 110.0 31.80 32.90 0 10.0 277. 70 507 D 9 1 120.0 31.80 33.00 0 19.0 265. 70 507 D 9 1 130.0 31.80 33.10 0 3.8 174. 70 507 D 9 1 140.0 31.80 33.20 0 14.0 272. 70 507 D 9 1 144.0 31.80 33.24 0 6.0 260. 70 507 D 9 2 15.0 31.80 33.45 0 PELAGIC SEDS 14.0 258. 70 507 D 9 2 20.0 31.80 33.50 0 16.0 265. 70 507 D 9 2 30.0 31.80 33.60 0 14.0 256. 70 507 D 9 2 40.0 31.80 33.70 0 4.0 255. 70 507 D 9 2 50.0 31.80 33.80 0 4.2 236. 70 507 D 9 2 60.0 31.80 33.90 0 3.4 252. 70 507 D 9 2 70.0 31.80 34.00 0 1.5 229. 70 507 D 9 2 80.0 31.80 34.10 0 1.8 258. 70 507 D 9 2 90.0 31.80 34.20 0 1.5 265. 70 507 D 9 2 100.0 31.80 34.30 0 2.1 255. 70 507 D 9 2 110.0 31.80 34.40 0 8.3 86. 70 507 D 9 2 120.0 31.80 34.50 0 2.8 257. 70 507 D 9 2 130.0 31.80 34.60 0 2.8 270. 70 507 D 9 2 140.0 31.80 34.70 0 1.7 259. 70 507 D 9 2 144.0 31.80 34.74 0 3.6 294. 70 507 D 9 3 15.0 31.80 34.95 0 PELAGIC SEDS 2.6 280. 70 507 D 9 3 25.0 31.80 35.05 0 3.1 181. 70 507 D 9 3 35.0 31.80 35.15 0 1.5 257. 70 507 D 9 3 45.0 31.80 35.25 0 2.2 282. 70 507 D 9 3 55.0 31.80 35.35 0 1.4 59. 70 507 D 9 3 65.0 31.80 35.45 0 0.5 278. 70 507 D 9 3 75.0 31.80 35.55 0 3.3 277. 70 507 D 9 3 85.0 31.80 35.65 0 2.0 248. 70 507 D 9 3 95.0 31.80 35.75 0 6.0 174. 70 507 D 9 3 105.0 31.80 35.85 0 1.6 318. 70 507 D 9 3 109.0 31.80 35.89 0 0.7 96.