Core, section: Interval (cm):
Piece:
|
37R-3 10-13 1A |
38R-1 125-128 1I |
40R-5 121-123 9B |
42R-5 20-23 1A |
45R-6 45-47 2B |
48R-1 57-58 2 |
51R-1 14-17 4 |
51R-4 93-95 2A |
52R-6 12-14 1B |
54R-3 15-18 1G |
57R-2 127-129 29 |
---|---|---|---|---|---|---|---|---|---|---|---|
Unit:
|
16
|
16
|
18
|
19
|
20
|
21
|
22
|
23
|
23
|
23
|
23
|
Rock type:
|
Olivine-rich
basalt (center) |
Olivine-rich
basalt (margin) |
Plagioclase-
olivine- phyric basalt |
Olivine-
phyric basalt |
Olivine-
phyric basalt |
Olivine-
phyric basalt |
Basalt
clast |
Olivine-
plagioclase-phyric to aphyric basalt |
Olivine-
plagioclase-phyric to aphyric basalt |
Olivine-
plagioclase-phyric to aphyric basalt |
Olivine-
plagioclase-phyric to aphyric basalt |
Depth (mbsf):
|
630.60
|
638.35
|
662.43
|
681.39
|
710.78
|
727.67
|
751.34
|
756.45
|
767.98
|
783.03
|
811.67
|
Major element oxide (wt%): | |||||||||||
SiO2 | 44.5 | 48.4 | 49.3 | 46.9 | 44.8 | 45.9 | 46.7 | 47.0 | 46.0 | 46.7 | 46.6 |
TiO2 | 0.76 | 1.38 | 1.70 | 1.46 | 2.14 | 1.96 | 2.08 | 2.56 | 3.23 | 2.56 | 2.77 |
Al2O3 | 9.24 | 15.8 | 16.7 | 15.2 | 15.4 | 14.9 | 15.6 | 14.8 | 13.0 | 14.7 | 14.8 |
Fe2O3 | 12.2 | 12.5 | 9.41 | 9.89 | 13.3 | 12.7 | 10.6 | 10.5 | 13.4 | 11.9 | 12.3 |
MnO | 0.16 | 0.16 | 0.19 | 0.18 | 0.22 | 0.14 | 0.19 | 0.31 | 0.28 | 0.17 | 0.19 |
MgO | 24.3 | 8.39 | 7.37 | 9.73 | 4.17 | 8.72 | 7.40 | 6.29 | 6.67 | 6.90 | 7.99 |
CaO | 6.22 | 11.1 | 11.9 | 11.2 | 11.2 | 7.55 | 10.9 | 10.5 | 10.4 | 9.15 | 7.78 |
Na2O | 1.24 | 2.41 | 2.82 | 2.24 | 2.34 | 3.00 | 2.90 | 2.96 | 3.09 | 3.24 | 3.45 |
K2O | 0.08 | 0.15 | 0.39 | 0.07 | 1.81 | 0.31 | 0.20 | 1.28 | 0.32 | 0.43 | 0.52 |
P2O5 | 0.08 | 0.16 | 0.22 | 0.18 | 0.26 | 0.21 | 0.23 | 0.51 | 0.67 | 0.51 | 0.51 |
Totals: | 98.83 | 100.42 | 99.88 | 97.08 | 95.61 | 95.38 | 96.76 | 96.65 | 97.07 | 96.21 | 96.86 |
LOI | 1.31 | 1.51 | 1.79 | 3.71 | 5.20 | 2.76 | 3.03 | 3.16 | 2.31 | 3.17 | 3.19 |
Mg # | 0.81 | 0.60 | 0.63 | 0.68 | 0.41 | 0.60 | 0.61 | 0.57 | 0.52 | 0.56 | 0.59 |
Trace element (ppm): | |||||||||||
Sr | 125 | 199 | 267 | 204 | 234 | 183 | 231 | 229 | 234 | 237 | 237 |
Ba | 13.5 | 25.4 | 30.4 | 15.4 | 41.3 | 40.5 | 22.9 | 131.8 | 67.9 | 55.5 | 56.9 |
Sc | 21.6 | 37.0 | 39.9 | 35.1 | 39.6 | 37.5 | 37.3 | 37.1 | 44.9 | 36.7 | 40.0 |
V | 156 | 270 | 291 | 262 | 371 | 332 | 331 | 336 | 395 | 329 | 353 |
Cr | 1715 | 351 | 285 | 543 | 282 | 248 | 247 | 212 | 190 | 211 | 188 |
Co | 69.1 | 65.3 | 56.9 | 59.9 | 40.6 | 45.0 | 47.9 | 55.7 | 53.2 | 55.9 | 53.1 |
Ni | 1330 | 174 | 189 | 283 | 97.8 | 104 | 122 | 103 | 55.8 | 65.2 | 85.7 |
Cu | 72.1 | 155 | 106 | 79.5 | 51.3 | 86.5 | 89.3 | 68.4 | 82.9 | 70.7 | 83.4 |
Zn | 75.1 | 84.7 | 112 | 59.7 | 114 | 107 | 89.8 | 111 | 155 | 112 | 125 |
Y | 16.3 | 23.5 | 27.6 | 23.0 | 35.3 | 31.1 | 32.3 | 46.3 | 57.6 | 44.2 | 45.5 |
Zr | 44.0 | 77.7 | 113 | 88.0 | 132 | 121 | 128 | 247 | 315 | 246 | 265 |