Table T4. Glass and whole-rock major and trace element compositions of basalts, Site 1161.
| Hole 1161A | ||||
|---|---|---|---|---|
| Core, section: | 3R-1 | 3R-1 | 4R-1 | 4R-1 |
| Interval (cm): | 68-69 | 68-69 | 105-109 | 105-109 |
| Depth (mbsf): | 120.68 | 120.68 | 130.45 | 130.45 |
| Piece: | 12 | 12 | 20 | 20 |
| Analysis: | ICP | ICP | XRF | XRF |
| Rock type: | Glass | Glass | Aphyric basalt | |
| Major element (wt%) | ||||
| SiO2 | 52.23 | 52.70 | 51.03 | 51.56 |
| TiO2 | 1.46 | 1.44 | 1.17 | 1.14 |
| Al2O3 | 15.62 | 15.97 | 15.80 | 15.85 |
| Fe2O3 | 9.53 | 9.85 | 8.37 | 8.32 |
| MnO | 0.16 | 0.17 | 0.14 | 0.13 |
| MgO | 8.03 | 7.88 | 6.87 | 6.92 |
| CaO | 11.07 | 11.19 | 11.63 | 11.81 |
| Na2O | 2.92 | 3.27 | 3.17 | 3.07 |
| K2O | 0.11 | 0.11 | 0.14 | 0.13 |
| P2O5 | 0.17 | 0.14 | 0.11 | 0.11 |
| LOI | 1.44 | 1.44 | ||
| CO2 | ||||
| H2O | ||||
| Total: | 101.29 | 102.72 | 99.87 | 100.48 |
| Trace element (ppm) | ||||
| Nb | 4 | |||
| Zr | 103 | 111 | 83 | |
| Y | 38 | 35 | 28 | |
| Sr | 131 | 123 | 126 | |
| Rb | 2 | |||
| Zn | 67 | |||
| Cu | 57 | |||
| Ni | 111 | 118 | 128 | |
| Cr | 284 | 303 | 394 | |
| V | 213 | |||
| Ce | 23 | |||
| Ba | 13 | 14 | ||
| Sc | 35 | 38 | ||
Notes: LOI = loss on ignition. This table is also available in ASCII format.