Core, section:
Interval (cm):
Piece:
|
23R-1 77-78 8 |
26R-2 23-25 1B |
27R-5 103-105 5 |
28R-3 4-6 1A |
29R-2 55-58 7A |
30R-1 42-44 9 |
32R-2 114-116 2H |
33R-3 11-13 1B |
35R-1 32-34 1A |
35R-4 77-79 1C |
36R-5 50-51 2D |
---|---|---|---|---|---|---|---|---|---|---|---|
Unit/Subunit:
|
10
|
11b
|
12b
|
13b
|
14b
|
15b
|
16
|
17
|
18b
|
19b
|
20
|
Rock type:
|
Sparsely
plagioclase- olivine-phyric to aphyric basalt |
Aphyric
basalt |
Aphyric
basalt |
Aphyric
basalt |
Sparsely to
moderately plagioclase-olivine-phyric basalt |
Sparsely to
moderately plagioclase-olivine-phyric basalt |
Sparsely to
moderately plagioclase-olivine-phyric basalt |
Sparsely to
moderately plagioclase-olivine-phyric basalt |
Aphyric to
moderately olivine-phyric basalt |
Moderately to
highly olivine- phyric basalt |
Sparsely to
moderately olivine- phyric basalt |
Depth (mbsf):
|
139.67
|
169.43
|
184.11
|
189.69
|
198.55
|
206.52
|
219.94
|
227.52
|
244.92
|
248.71
|
259.59
|
Major element oxide (wt%): | |||||||||||
SiO2 | 46.45 | 46.85 | 46.53 | 46.60 | 46.36 | 44.69 | 46.70 | 47.44 | 48.67 | 46.31 | 45.91 |
TiO2 | 2.50 | 2.59 | 2.07 | 2.12 | 2.45 | 2.00 | 1.86 | 2.30 | 1.58 | 1.26 | 2.46 |
Al2O3 | 15.94 | 15.67 | 15.30 | 14.80 | 16.49 | 16.75 | 16.51 | 16.13 | 16.08 | 14.16 | 14.10 |
Fe2O3 | 12.79 | 13.66 | 13.60 | 14.60 | 13.93 | 13.99 | 12.80 | 13.97 | 12.48 | 12.50 | 14.37 |
MnO | 0.17 | 0.20 | 0.17 | 0.19 | 0.23 | 0.23 | 0.17 | 0.18 | 0.16 | 0.15 | 0.19 |
MgO | 6.64 | 6.80 | 6.98 | 6.72 | 5.09 | 6.41 | 6.67 | 5.98 | 7.44 | 11.02 | 8.44 |
CaO | 8.58 | 9.40 | 9.46 | 9.48 | 8.91 | 7.56 | 9.58 | 9.25 | 10.65 | 8.30 | 8.64 |
Na2O | 3.24 | 3.18 | 2.92 | 3.10 | 3.30 | 2.80 | 3.10 | 3.16 | 2.85 | 2.25 | 3.20 |
K2O | 0.80 | 0.76 | 0.54 | 0.49 | 0.68 | 0.80 | 0.55 | 0.60 | 0.16 | 0.21 | 0.95 |
P2O5 | 0.27 | 0.31 | 0.18 | 0.18 | 0.33 | 0.19 | 0.17 | 0.26 | 0.10 | 0.07 | 0.36 |
Totals: | 97.38 | 99.70 | 97.75 | 98.29 | 97.76 | 95.42 | 98.11 | 99.26 | 100.17 | 96.25 | 98.60 |
LOI | 2.96 | 2.60 | 2.80 | 1.44 | 2.85 | 4.18 | 3.13 | 2.02 | 2.02 | 5.52 | 2.04 |
Mg# | 0.53 | 0.52 | 0.53 | 0.50 | 0.45 | 0.50 | 0.53 | 0.48 | 0.57 | 0.66 | 0.56 |
Trace element (ppm): | |||||||||||
Sr | 368 | 405 | 329 | 290 | 335 | 256 | 606 | 391 | 332 | 227 | 555 |
Ba | 226 | 235 | 145 | 138 | 182 | 151 | 145 | 202 | 068 | 061 | 289 |
Sc | 24.6 | 25.4 | 25.0 | 27.6 | 23.4 | 27.3 | 22.4 | 23.6 | 27.3 | 24.6 | 24.1 |
V | 319 | 350 | 315 | 349 | 325 | 279 | 277 | 328 | 265 | 232 | 277 |
Cr | 73.6 | 138 | 184 | 65.3 | 68.0 | 176 | 163 | 123 | 291 | 627 | 253 |
Co | 58.5 | 53.9 | 62.7 | 64.3 | 57.6 | 55.7 | 53.9 | 59.6 | 53.2 | 68.9 | 64.1 |
Ni | 39.8 | 73.3 | 93.2 | 41.4 | 31.5 | 92.7 | 87.5 | 67.8 | 105.2 | 413.1 | 243.7 |
Cu | 63.3 | 57.5 | 67.2 | 77.0 | 44.0 | 40.3 | 58.1 | 60.2 | 69.5 | 58.4 | 63.4 |
Zn | 101 | 81.6 | 86.9 | 73.7 | 81.3 | 114 | 50.5 | 130 | 35.0 | 87.0 | 82.9 |
Y | 28.3 | 26.4 | 22.1 | 27.0 | 27.9 | 25.0 | 21.4 | 25.5 | 20.5 | 19.2 | 26.3 |
Zr | 144 | 136 | 110 | 105 | 133 | 105 | 97.6 | 132 | 78.9 | 58.1 | 156 |