Table 2.
Major oxide composition of the rocks sampled.
| Oxide | KiMba | ABEba | Marba | ABEs | TuiMs |
|---|---|---|---|---|---|
| Al2O3 | 14.76 | 14.5867 | 15.1733 | 0.1282 | 0.15713 |
| BaO | 0.0008 | 0.0148 | 0.0203 | 1.8943 | 3.175 |
| CaO | 12.0467 | 8.423 | 9.1697 | 0.2079 | 1.7117 |
| Fe2O3 | 11.22 | 12.9633 | 11.9967 | 11.9 | 2.8467 |
| K2O | 0.0366 | 0.2393 | 0.2588 | 0.0455 | 0.0514 |
| MgO | 7.7087 | 4.098 | 4.7983 | 0.0414 | 0.047 |
| MnO | 0.1839 | 0.3112 | 0.208 | 0.1575 | 0.0134 |
| Na2O | 2.106 | 3.085 | 2.9113 | 0.4025 | 0.1844 |
| P2O5 | 0.0787 | 0.1402 | 0.15 | 0.0179 | 0.0025 |
| SiO2 | 50.88 | 51.8933 | 52.5033 | 8.1507 | 8.1913 |
| SrO | 0.0088 | 0.0167 | 0.0183 | 0.3631 | 0.2826 |
| TiO2 | 1.0097 | 1.389 | 1.3247 | 0.0105 | 0.0086 |
| ZrO2 | 0.0115 | 0.0155 | 0.0139 | 0.0015 | 0.0017 |
Note that totals for ABEs and TuiMs are not 100%; the remaining weight percent is composed primarily of barite for these two sulfides.