Core, section: Interval (cm):
Piece:
|
37R-5 28-29 2C |
39R-1 69-70 3F |
41R-3 59-61 1B |
41R-5 24-26 1A |
43R-2 58-60 2A |
44R-1 87-88 5A |
44R-2 110-112 9 |
45R-1 126-128 5I |
---|---|---|---|---|---|---|---|---|
Unit:
|
21
|
22
|
24a
|
26a
|
27
|
28a
|
29a
|
30b
|
Rock type:
|
Moderately
to highly plagioclase-olivine- phyric basalt |
Moderately
olivine-plagioclase- phyric basalt |
Aphyric
basalt |
Aphyric to sparsely
plagioclase-phyric basalt |
Aphyric to
moderately plagioclase-phyric basalt |
Moderately olivine-
plagioclase-phyric basalt |
Olivine basalt
breccia |
Aphyric to
moderately olivine- plagioclase-phyric basalt |
Depth (mbsf):
|
269.92
|
275.29
|
285.43
|
287.82
|
303.88
|
313.07
|
314.3
|
322.76
|
Major element oxide (wt%): | ||||||||
SiO2 | 46.16 | 46.53 | 47.35 | 46.58 | 48.77 | 46.54 | 44.82 | 46.37 |
TiO2 | 2.66 | 2.55 | 2.74 | 2.61 | 2.64 | 3.12 | 3.13 | 3.05 |
Al2O3 | 15.04 | 14.97 | 15.77 | 15.68 | 15.84 | 16.43 | 16.47 | 16.18 |
Fe2O3 | 14.32 | 14.30 | 13.25 | 14.39 | 13.59 | 14.45 | 15.17 | 14.53 |
MnO | 0.18 | 0.17 | 0.16 | 0.21 | 0.19 | 0.27 | 0.24 | 0.19 |
MgO | 7.34 | 8.17 | 5.42 | 6.30 | 5.81 | 4.84 | 5.44 | 5.09 |
CaO | 8.74 | 9.01 | 9.31 | 8.39 | 8.99 | 8.29 | 7.38 | 8.15 |
Na2O | 3.12 | 3.08 | 3.31 | 3.08 | 3.46 | 3.36 | 3.16 | 3.36 |
K2O | 0.90 | 0.81 | 0.72 | 0.61 | 0.73 | 0.87 | 0.88 | 0.82 |
P2O5 | 0.43 | 0.44 | 0.44 | 0.34 | 0.35 | 0.43 | 0.39 | 0.42 |
Totals: | 98.89 | 100.03 | 98.46 | 98.18 | 100.38 | 98.60 | 97.08 | 98.15 |
LOI | 1.38 | 0.46 | 3.23 | 2.89 | 1.81 | 2.51 | 4.06 | 2.53 |
Mg# | 0.53 | 0.56 | 0.47 | 0.49 | 0.48 | 0.42 | 0.44 | 0.44 |
Trace element (ppm): | ||||||||
Sr | 578 | 788 | 366 | 334 | 358 | 375 | 344 | 390 |
Ba | 304 | 316 | 235 | 200 | 207 | 243 | 239 | 246 |
Sc | 21.6 | 23.8 | 26.1 | 25.2 | 24.8 | 25.0 | 24.8 | 24.0 |
V | 288 | 290 | 330 | 322 | 322 | 324 | 332 | 315 |
Cr | 226 | 221 | 98.0 | 75.3 | 81.2 | 66.5 | 72.6 | 66.5 |
Co | 70.2 | 79.6 | 59.4 | 66.5 | 68.2 | 61.8 | 71.0 | 63.7 |
Ni | 145.5 | 189.7 | 74.6 | 66.8 | 69.8 | 54.7 | 48.0 | 54.5 |
Cu | 54.6 | 77.7 | 45.1 | 26.9 | 49.6 | 50.1 | 36.8 | 43.9 |
Zn | 140 | 141 | 144 | 147 | 148 | 173 | 161 | 163 |
Y | 25.4 | 27.4 | 33.1 | 30.5 | 31.0 | 35.8 | 34.6 | 35.8 |
Zr | 183 | 179 | 180 | 159 | 150 | 193 | 190 | 204 |