Table T7. Characteristic X-ray diffraction peaks for semiquantitative area analysis, Expedition 338.
| Mineral | Reflection | d-Value (Å) | Peak position (°2θ) |
|---|---|---|---|
| Composite clay | Multiple | 4.478 | 19.4−20.4 |
| Quartz | 101 | 3.342 | 26.3−27.0 |
| Feldspar | 002 | 3.192 | 27.4−28.2 |
| Calcite | 104 | 3.035 | 29.1−29.7 |
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