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Mineralogy of the core samples according to their x-ray diffraction.
| Whole-rock mineralogy | % |
|---|---|
| Quartz | 73 |
| K-feldspar | 12 |
| Plagioclase | 7 |
| Ankerite/Fe-dolomite | 1 |
| Fluorapatite | 1 |
| Pyrite | 1 |
| Clay | 4 |
| Clay | % |
| Illite-smectite | 68 |
| Illite | 31 |
| Chlorite | 1 |
| Kaolinite | 1 |
