Table T3. Glass and whole-rock major and trace element compositions of basalts, Hole 1162B.
|
|
Hole 1162B | |||||
|---|---|---|---|---|---|---|
|
Core,
section:
|
5R-1
|
5R-1
|
8R-1
|
8R-1
|
8R-1
|
8R-1
|
|
Interval
(cm):
|
10-13
|
113-116
|
80-82
|
80-82
|
80-82
|
80-82
|
|
Depth (mbsf):
|
364.9
|
365.93
|
379.1
|
379.1
|
379.1
|
379.1
|
|
Piece:
|
3
|
24
|
24
|
24
|
24
|
24
|
|
Analysis:
|
ICP
|
ICP
|
ICP
|
ICP
|
ICP
|
ICP
|
|
Rock type:
|
Carbonate
|
Carbonate
|
Glass
|
Glass
|
Glass
|
Glass
|
| Major element (wt%) | ||||||
| SiO2 | 50.30 | 50.33 | 52.07 | 51.65 | ||
| TiO2 | 1.89 | 1.85 | 1.88 | 1.85 | ||
| Al2O3 | 15.16 | 15.34 | 15.41 | 15.29 | ||
| Fe2O3 | 10.70 | 10.88 | 10.70 | 10.81 | ||
| MnO | 0.17 | 0.16 | 0.17 | 0.18 | ||
| MgO | 19.64 | 17.17 | 7.71 | 7.71 | 7.59 | 7.87 |
| CaO | 31.18 | 28.53 | 11.05 | 11.04 | 10.99 | 11.05 |
| Na2O | 2.71 | 2.77 | 2.73 | 2.71 | ||
| K2O | 0.08 | 0.08 | 0.09 | 0.09 | ||
| P2O5 | 0.15 | 0.19 | 0.17 | 0.19 | ||
| LOI | ||||||
| CO2 | ||||||
| H2O | ||||||
| Total: | 99.94 | 100.35 | 101.81 | 101.70 | ||
| Trace element (ppm) | ||||||
| Nb | ||||||
| Zr | 134 | 137 | 145 | 132 | ||
| Y | 41 | 43 | 43 | 45 | ||
| Sr | 143 | 120 | 114 | 114 | 113 | 114 |
| Rb | ||||||
| Zn | ||||||
| Cu | ||||||
| Ni | 101 | 99 | 100 | 103 | ||
| Cr | 283 | 287 | 288 | 301 | ||
| V | ||||||
| Ce | ||||||
| Ba | 6 | 3 | 11 | 11 | 11 | 12 |
| Sc | 34 | 37 | 38 | 36 | ||
Notes: LOI = loss on ignition. No Hole 1162A samples were analyzed. This table is also available in ASCII format.