|
206-1256C-
|
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---|---|---|---|---|---|---|
Core, section, interval (cm):
|
10R-2, 105-107
|
10R-4, 43-45
|
11R-2, 78-81
|
11R-7, 72-75
|
12R-2, 109-112
|
12R-3, 92-95
|
Piece:
|
1C
|
1
|
1
|
1C
|
4
|
10
|
Unit/Subunit:
|
18e
|
18g
|
18h
|
18i
|
21b
|
22
|
Depth (mbsf):
|
296.4
|
298.29
|
305.57
|
312.76
|
315.33
|
316.66
|
Major element (wt%): |
|
|
|
|
|
|
SiO2 | 50.17 | 49.92 | 48.89 | 50.06 | 49.93 | 48.45 |
TiO2 | 1.82 | 1.86 | 1.88 | 1.67 | 1.81 | 1.81 |
Al2O3 | 13.33 | 13.40 | 13.59 | 12.89 | 13.37 | 13.94 |
Fe2O3 | 13.87 | 13.64 | 14.19 | 14.26 | 13.83 | 14.21 |
MnO | 0.18 | 0.20 | 0.21 | 0.17 | 0.17 | 0.16 |
MgO | 6.32 | 6.70 | 7.05 | 6.27 | 6.51 | 6.62 |
CaO | 10.11 | 10.43 | 10.00 | 9.77 | 10.04 | 9.42 |
Na2O | 2.59 | 2.64 | 2.51 | 2.59 | 2.52 | 2.91 |
K2O | 0.74 | 0.53 | 0.74 | 0.14 | 0.18 | 0.18 |
P2O5 | 0.15 | 0.14 | 0.16 | 0.14 | 0.14 | 0.19 |
Trace element (ppm): |
|
|
|
|
|
|
Sc | 45 | 47 | 44 | 46 | 46 | 48 |
V | 389 | 409 | 445 | 415 | 413 | 428 |
Cr | 88 | 111 | 103 | 92 | 105 | 99 |
Ni | 57 | 60 | 51 | 49 | 58 | 59 |
Sr | 108 | 112 | 94 | 106 | 103 | 124 |
Y | 42 | 42 | 41 | 40 | 43 | 44 |
Zr | 123 | 116 | 105 | 110 | 116 | 124 |
Nb | 3.7 | 3.7 | 4.4 | 3.6 | 3.7 | 3.9 |
Ba | ND | 607 | 20 | ND | ND | ND |
LOI (wt%) | 0.6 | 0.4 | 0.7 | 1.9 | 1.4 | 2.0 |
Mg# | 50.1 | 52.0 | 52.2 | 49.2 | 50.9 | 50.6 |