183 Initial Reports "Chapter, Table T11. Major and trace element data for basalt samples from Site 1137." "Notes: LOI = loss on ignition at 1025 degrees C for 4hr. Mg# = MgO/(MgO+FeO), mol%, with FeO calculated (as 80% of total Fe)." Hole: 1137A 1137A 1137A 1137A 1137A 1137A 1137A 1137A 1137A 1137A 1137A 1137A 1137A 1137A 1137A 1137A 1137A 1137A 1137A 1137A "Core, section:" 25R-1 25R-3 25R-5 26R-1 26R-2 27R-4 28R-4 29R-2 29R-4 31R-4 32R-5 32R-7 37R-5 38R-3 39R-1 39R-2 40R-2 41R-1 44R-4 46R-2 Interval (cm): 106-108 89-93 113-115 143-146 7-May 64-66 28-30 35-38 15-17 48-51 78-82 48-50 55-58 83-86 112-115 53-56 119-121 68-73 68-71 92-95 Piece: 4 8C 11 12 1 6 5 1 4 1C 12B 1C 1C 1 5B 1 1D 1C 1B 3B Unit: 1 1 2 2 2 3 3 3 4 4 4 4 7 7 7 7 8 8 10 10 Rock type: Plagioclase-phyric Olivine-phyric Aphyric Microgabbro Aphyric Plagioclase-phyric Plagioclase-phyric Aphyric Plagioclase-phyric Plagioclase-phyric Plagioclase-clinopyroxene-phyric Plagioclase-clinopyroxene-olivine-phyric Plagioclase-clinopyroxene-phyric Plagioclase-phyric Plagioclase-phyric Plagioclase-clinopyroxene-phyric Plagioclase-phyric Plagioclase-olivine-phyric Plagioclase-olivine-phyric Plagioclase-clinopyroxene- basalt basalt basalt basalt basalt basalt basalt basalt basalt basalt basalt basalt basalt basalt basalt basalt basalt basalt phyric basalt basalt basalt basalt basalt basalt basalt basalt Flow interior Chill base Chill top Xenolith Flow interior Silica filled Flow interior Chill base Altered Flow interior Coarser grained Lower part of Altered Flow Segregation Chill base Flow Chill base Altered chill top Flow interior vesicles Unit 4 interior contact interior Depth (mbsf): 229.46 232.11 234.99 239.43 239.53 252.56 257.17 258.81 261.55 270.98 281. 59 284. 20 327. 14 330. 15 333. 32 334. 03 339. 22 343. 68 360. 86 369. 39 Major element oxides (wt%): SiO2 52.66 50.50 52.80 52.99 53.21 51.36 52.48 50.43 51.52 51.53 54. 00 50.58 51. 26 52. 00 50. 57 50. 64 51. 82 49.98 52. 30 51.89 TiO2 2.42 2.50 2.54 1.84 2.52 2.56 2.51 2.66 2.18 2.18 2.05 2. 52 2.53 2.14 2.07 2.24 2.10 2. 54 2.68 2.61 Al2O3 14.58 15.72 14.79 15.18 14.25 14.83 14.32 15.36 15.89 16.77 15. 74 15.85 17. 15 16. 26 16. 17 16. 41 16. 14 18.26 16. 27 15.32 Fe2O3 11.17 11.30 11.51 9.74 11.44 11.70 11.73 11.92 10.20 9.98 10. 07 11.52 10. 65 10. 22 10. 98 11. 40 10. 83 11.50 11. 23 11.63 MnO 0.13 0.14 0.11 0.14 0.16 0.11 0.15 0.13 0.10 0.15 0. 18 0. 12 0. 08 0. 14 0. 17 0. 17 0. 12 0. 23 0. 36 0. 15 MgO 5.76 6.19 5.71 6.60 5.25 6.57 5.75 7.33 7.41 6.02 6. 48 6. 06 6. 94 5. 90 5. 88 6. 69 5. 76 4. 52 4. 38 4. 48 CaO 8.19 8.64 7.19 9.95 8.79 7.75 8.95 5.86 4.51 10.07 6. 66 8. 75 6. 33 9. 46 9. 68 6. 34 8. 96 8. 14 4. 02 9. 40 Na2O 2.47 2.74 2.84 2.36 2.61 2.60 2.39 2.92 2.59 2.48 2. 90 2. 79 3. 08 2. 80 2. 83 3. 22 2. 88 3. 29 2. 29 2. 94 K2O 1.38 1.10 1.96 0.81 1.15 1.27 0.83 2.16 3.31 0.54 1. 05 0. 68 1. 62 0. 46 0. 54 1. 91 0. 99 0. 71 5. 25 0. 78 P2O5 0.33 0.34 0.35 0.24 0.36 0.35 0.35 0.37 0.30 0.29 0.29 0. 34 0.25 0.29 0.28 0.30 0.28 0. 32 0.33 0.35 Total: 99.06 99.15 99.80 99.81 99.71 99.08 99.44 99.13 97.99 99.98 99. 42 99.20 99. 87 99. 65 99. 15 99. 30 99. 85 99.48 99. 10 99.54 Total alkali: 3.85 3.84 4.80 3.17 3.76 3.87 3.22 5.08 5.90 3.02 3.95 3. 47 4.70 3.26 3.37 5.13 3.87 4. 00 7.54 3.72 LOI 2.19 0.64 1.21 0.07 0.71 1.84 1.13 0.92 3.32 1.13 2.37 1. 11 2.79 1.55 0.97 1.56 1.37 1. 06 1.39 1.02 Mg# 0.39 0.41 0.38 0.46 0.36 0.41 0.38 0.43 0.48 0.43 0.45 0. 40 0.45 0.42 0.40 0.42 0.40 0. 33 0.33 0.33 Trace elements (ppm): Rb 12 14.4 22 10 17.5 17.7 12 13.8 54.2 8.8 18. 1 5. 4 15.8 5. 3 9.2 39 11.7 7. 9 93. 9 18. 7 Ba 314 338 353 283 380 316 352 335 214 221 171 272 168 250 248 330 311 294 368 315 Sr 549 547 486 575 531 529 553 485 461 601 546 632 460 526 558 511 491 554 354 489 Ce 44 47 49 35 48 53 52 58 41 41 46 50 48 48 46 56 40 54 75 52 Nb 15.8 16.5 17.5 12.1 17.4 17.6 17.1 18.7 14.3 14.5 14. 1 14. 5 15. 6 14. 7 13. 3 14. 1 13. 7 15. 9 15. 7 15. 9 Zr 213 227 239 163 239 236 233 243 192 185 179 203 212 200 200 209 204 227 225 216 Y 28 27 30 24 32 31 31 34 28 28 26 29 28 31 31 29 31 29 44 33 V 233 265 245 198 254 254 223 275 231 239 202 252 229 233 238 263 229 274 228 220 Cr 96 101 58 118 57 71 61 69 156 173 128 98 117 109 101 110 98 113 163 144 Ni 27 27 23 27 22 31 27 30 41 47 46 46 32 37 39 34 33 37 61 59 Cu 32 33 25 24 29 28 27 29 34 39 34 37 35 35 34 35 31 37 66 64 Zn 103 123 112 89 110 116 110 125 85 98 123 107 110 109 107 101 105 124 128 112 Normative mineralogy: Q 6.2 1.9 4.2 5.6 7.0 3.6 7.2 0.0 0.0 4.4 7. 0 2. 9 0. 2 4. 6 2. 2 0. 0 7. 0 1. 3 0. 1 5. 1 Or 8.0 6.3 11.1 4.7 6.6 7.3 4.8 12.5 19.4 3.1 6.6 3. 9 9.3 2. 6 3.1 11.0 6. 6 4. 1 30. 4 4. 5 Ab 20.5 22.7 23.3 19.5 21.5 21.6 19.7 24.1 21.7 20.4 21. 5 23. 1 25. 4 23. 1 23. 4 26. 6 21. 5 27. 2 19. 0 24. 3 An 24.2 26.8 21.1 27.8 23.2 24.6 25.3 22.0 20.3 32.3 23. 2 28. 1 27. 5 29. 8 29. 3 24. 2 23. 2 32. 2 17. 5 25. 7 Cor 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.6 0.0 0. 0 0. 0 0. 0 0. 0 0. 0 0. 0 0. 0 0. 0 0. 3 0. 0 Wo(Di) 5.7 5.4 4.7 7.9 7.1 4.5 6.6 1.7 0.0 6.1 7.1 5. 1 0.6 5. 9 6.7 1. 9 7.1 2. 2 0. 0 7. 3 En(Di) 2.4 2.3 2.0 3.4 3.1 2.0 2.8 0.7 0.0 2.6 3.1 2. 2 0.3 2. 6 2.9 0. 8 3.1 0. 9 0. 0 3. 2 Fs(Di 1.7 1.5 1.5 1.9 2.4 1.2 2.1 0.3 0.0 1.6 2. 4 1. 5 0. 1 1. 6 2. 0 0. 3 2. 4 0. 9 0. 0 2. 9 En(Hy) 11.6 12.7 11.6 12.6 9.6 14.0 11.1 15.3 18.0 11.9 9.6 12. 5 16.5 11.8 11.4 12.4 9. 6 10. 0 10. 7 7. 7 Fs(Hy) 8.0 8.2 8.3 7.0 7.5 8.9 8.2 7.6 8.6 7.1 7.5 8. 5 8.6 7. 4 8.1 6. 0 7.5 9. 2 9. 8 7. 1 Ol(Fo) 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.2 0.2 0.0 0.0 0. 0 0.0 0. 0 0.0 2. 1 0.0 0. 0 0. 0 0. 0 Ol(Fa) 0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.8 0.3 0.0 0.0 0. 0 0.0 0. 0 0.0 3. 1 0.0 0. 0 0. 0 0. 0 Ilmenite 4.5 4.7 4.8 3.4 4.7 4.8 4.7 5.0 4.1 4.0 4. 7 4. 7 4. 7 4. 0 3. 9 4. 2 4. 7 4. 7 5. 0 4. 8 Magnetite 6.4 6.4 6.5 5.5 6.5 6.7 6.7 6.8 5.9 5.7 6.5 6. 6 6.0 5. 8 6.3 6. 5 6.5 6. 5 6. 4 6. 6 Apatite 0.7 0.7 0.7 0.5 0.8 0.7 0.7 0.8 0.6 0.6 0.8 0. 7 0.5 0. 6 0.6 0. 6 0.8 0. 7 0. 7 0. 7 Total: 99.9 99.9 99.9 99.9 99.9 99.9 99.9 99.9 99.9 99.9 99. 9 99. 9 99. 9 99. 9 99. 9 99. 9 99. 9 99. 9 99. 9 99. 9