Table T7. ICP-AES analyses, Hole U1362A. (See table notes.) (Continued on next two pages.)
Hole: |
327-U1362A- | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Core, section: |
2R-1 | 2R-2 | 3R-1 | 3R-2 | 4R-1 | 5R-1 | 5R-2 | 6R-1 | 7R-1 | 8R-1 | 8R-2 | 8R-2 |
Interval (cm): |
92–94 | 73–83 | 95–99 | 127–130 | 26–29 | 147–149 | 58–61 | 128–131 | 6–8 | 113–117 | 100–102 | 126–128 |
Unit/Subunit: |
1A | 1A | 1A | 1A | 1A | 1B | 1B | 1B | 1B | 2 | 2 | 2 |
Depth (mbsf): |
346.93 | 348.28 | 353.57 | 355.355 | 362.475 | 366.18 | 366.795 | 371.495 | 379.87 | 390.65 | 391.98 | 392.24 |
Sample: |
WDGE 2390221 | WDGE 2390231 | WDGE 2390251 | WDGE 2390271 | WDGE 2390321 | WDGE 2390351 | WDGE 2392651 | WDGE 2392701 | WDGE 2395851 | WDGE 2395901 | WDGE 2395951 | WDGE 2395971 |
Major element oxide (wt%): | ||||||||||||
SiO2 | 49.46 | 49.49 | 48.73 | 49.72 | 48.18 | 49.69 | 47.90 | 50.97 | 50.03 | 49.44 | 49.90 | 49.88 |
Al2O3 | 14.85 | 15.00 | 14.68 | 15.61 | 15.27 | 15.40 | 14.68 | 15.59 | 16.14 | 15.38 | 15.31 | 15.48 |
Fe2O3 | 10.39 | 9.21 | 10.00 | 10.81 | 9.91 | 9.18 | 10.57 | 10.04 | 9.78 | 10.44 | 10.51 | 10.13 |
MnO | 0.17 | 0.16 | 0.17 | 0.17 | 0.17 | 0.16 | 0.17 | 0.16 | 0.17 | 0.17 | 0.18 | 0.15 |
MgO | 7.53 | 7.76 | 7.54 | 7.73 | 7.43 | 7.83 | 7.57 | 8.19 | 7.61 | 7.40 | 7.49 | 7.90 |
CaO | 11.79 | 11.55 | 11.60 | 12.37 | 11.71 | 11.75 | 11.94 | 12.24 | 12.27 | 11.64 | 11.99 | 11.89 |
Na2O | 2.75 | 2.84 | 2.60 | 2.70 | 2.65 | 2.72 | 2.59 | 2.74 | 2.67 | 2.84 | 2.79 | 2.90 |
K2O | 0.20 | 0.10 | 0.14 | 0.23 | 0.26 | 0.12 | 0.28 | 0.13 | 0.11 | 0.11 | 0.13 | 0.07 |
TiO2 | 1.66 | 1.68 | 1.44 | 1.50 | 1.48 | 1.50 | 1.47 | 1.52 | 1.46 | 1.80 | 1.77 | 1.78 |
P2O5 | 0.13 | 0.13 | 0.11 | 0.12 | 0.11 | 0.11 | 0.09 | 0.11 | 0.11 | 0.12 | 0.12 | 0.12 |
Totals:
|
98.95 | 97.92 | 97.02 | 100.96 | 97.17 | 98.46 | 97.27 | 101.69 | 100.35 | 99.34 | 100.18 | 100.31 |
Trace element (ppm): | ||||||||||||
Ba | 16 | 17 | 16 | 12 | 15 | 16 | 17 | 17 | 12 | 11 | 13 | 17 |
Co | 55 | 60 | 53 | 54 | 59 | 77 | 56 | 54 | 55 | 73 | 60 | 55 |
Cr | 171 | 153 | 140 | 176 | 155 | 157 | 162 | 166 | 129 | 132 | 132 | 129 |
Cu | 87 | 79 | 77 | 93 | 87 | 99 | 77 | 88 | 84 | 59 | 64 | 76 |
Ni | 57 | 96 | 73 | 64 | 97 | 112 | 70 | 73 | 87 | 98 | 70 | 68 |
Sc | 48 | 47 | 44 | 47 | 47 | 47 | 45 | 48 | 44 | 50 | 50 | 51 |
Sr | 127 | 127 | 111 | 116 | 115 | 117 | 111 | 117 | 117 | 120 | 119 | 122 |
V | 326 | 343 | 312 | 327 | 326 | 332 | 316 | 328 | 323 | 374 | 367 | 372 |
Zn | 93 | 93 | 88 | 90 | 91 | 91 | 91 | 91 | 90 | 76 | 95 | 98 |
Zr | 104 | 107 | 89 | 93 | 89 | 92 | 89 | 93 | 89 | 112 | 109 | 109 |
LOI (wt%) | 0.72 | 0.83 | 0.63 | 0.64 | 1.11 | 0.53 | 0.69 | 0.75 | 0.99 | 1.22 | 1.24 | 1.07 |
Mg# | 61.47 | 64.96 | 62.42 | 61.15 | 62.28 | 65.25 | 61.21 | 64.22 | 63.15 | 60.94 | 61.06 | 63.19 |
Notes: ICP-AES = inductively coupled plasma–atomic emission spectroscopy. LOI = loss on ignition. Mg# = (MgO/40.305)/[(MgO/40.305) + 0.9 × 2 × (Fe2O3/159.694)] × 100.
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