Table T5. Interpreted results of X-ray diffraction (XRD) analyses of samples, Site C0015.
|
Sample number |
Core, section, interval (cm) |
Lithology | Subsampled for | Result |
|---|---|---|---|---|
| 331-C0015B- | ||||
| 31482 | 1H-1, 15–17 | Oxidized brown mud with pumice | Routine chemistry | Calcite, quartz, anorthite, muscovite (minor) |
| 31484 | 1H-2, 70–72 | Oxidized slightly muddy pumiceous gravel | Routine chemistry | Poorly crystalline pattern with quartz and halite |
| 31486 | 1H-3, 84–86 | Anoxic calcareous gravel | Routine chemistry | Quartz, aragonite, calcite, Mg chlorite, muscovite |
| 31488 | 1H-5, 40–42 | Pumiceous gravel | Routine chemistry | Pyrite, quartz, muscovite/illite/montmorillonite, anorthite |
| 331-C0015C- | ||||
| 31491 | 1H-1, 22–24 | Sand | Routine chemistry | Quartz, pyrite, muscovite/illite/montmorillonite |
| 31493 | 1H-3, 61–63 | Oxidized pumiceous gravel | Routine chemistry | Albite, calcite, cristobalite? |
Phases listed in approximate order of decreasing abundance.
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