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206-1256D-
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Core, section, interval (cm):
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55R-2, 64-66
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56R-2, 64-66
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57R-2, 30-32
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57R-3, 1-3
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57R-4, 75-77
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59R-2, 112-114
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59R-4, 1-3
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61R-1, 90-96
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63R-1, 81-83
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65R-1, 134-137
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65R-3, 16-19
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Piece:
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6
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8
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1C
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1
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4
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12
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1
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13
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17
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15
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1
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Unit/Subunit:
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23
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23
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24a
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24a
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24b
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24d
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24d
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25
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25
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26
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26
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Depth (mbsf):
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629.48
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638.73
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647.15
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648.26
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650.4
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661.49
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663.27
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678.9
|
697.31
|
707.04
|
708.68
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Major element (wt%): |
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SiO2 | 48.34 | 50.77 | 47.86 | 46.40 | 49.35 | 52.05 | 51.55 | 49.74 | 50.76 | 52.02 | 50.72 |
TiO2 | 1.30 | 1.48 | 1.23 | 0.82 | 1.26 | 1.42 | 1.51 | 1.32 | 1.03 | 1.14 | 1.03 |
Al2O3 | 14.18 | 15.00 | 13.96 | 13.01 | 14.48 | 13.38 | 13.71 | 14.10 | 14.02 | 13.59 | 14.07 |
Fe2O3 | 12.44 | 10.54 | 11.99 | 12.02 | 11.24 | 11.84 | 10.98 | 11.32 | 10.81 | 11.09 | 11.33 |
MnO | 0.24 | 0.15 | 0.18 | 0.06 | 0.20 | 0.19 | 0.18 | 0.21 | 0.21 | 0.20 | 0.21 |
MgO | 9.35 | 6.08 | 9.42 | 10.31 | 7.63 | 7.10 | 7.08 | 7.71 | 8.85 | 7.66 | 8.64 |
CaO | 11.23 | 9.96 | 10.98 | 4.26 | 11.19 | 10.82 | 10.42 | 10.98 | 11.75 | 11.27 | 10.96 |
Na2O | 2.40 | 3.03 | 2.22 | 1.48 | 2.31 | 2.32 | 2.44 | 2.49 | 2.17 | 2.23 | 2.26 |
K2O | 0.19 | 0.15 | 0.11 | 1.41 | 0.13 | 0.15 | 0.16 | 0.10 | 0.24 | 0.15 | 0.12 |
P2O5 | 0.07 | 0.10 | 0.06 | ND | 0.07 | 0.10 | 0.15 | 0.10 | 0.08 | 0.09 | 0.08 |
Trace element (ppm): |
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Sc | 45 | 48 | 46 | 30 | 44 | 45 | 46 | 46 | 45 | 45 | 45 |
V | 350 | 390 | 327 | 206 | 360 | 350 | 375 | 353 | 301 | 311 | 337 |
Cr | 175 | 193 | 204 | 255 | 187 | 186 | 154 | 197 | 179 | 109 | 97 |
Ni | 74 | 78 | 85 | 89 | 87 | 72 | 68 | 65 | 75 | 68 | 69 |
Sr | 88 | 91 | 87 | 62 | 87 | 84 | 85 | 85 | 81 | 76 | 81 |
Y | 37 | 29 | 36 | 21 | 32 | 26 | 28 | 29 | 29 | 23 | 30 |
Zr | 76 | 84 | 67 | 48 | 72 | 83 | 88 | 77 | 59 | 66 | 56 |
Nb | 1.6 | 2.3 | 1.5 | 0.0 | 1.5 | 1.6 | 2.0 | 1.6 | 0.2 | 0.7 | 0.6 |
Ba | ND | ND | ND | 30 | 4 | 62 | 20 | 15 | 3 | ND | ND |
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LOI (wt%) | 0.2 | 2.7 | 1.9 | 10.1 | 2.1 | 0.6 | 1.7 | 1.8 | 0.0 | 0.5 | 0.5 |
Mg# | 62.3 | 55.9 | 63.4 | 65.4 | 59.9 | 56.9 | 58.7 | 60.0 | 64.3 | 60.3 | 62.7 |