Phase composition (XRD)
Description:
Dominant cristalline phase is quartz, furthermore present microcline, albite and illite.
Chemical composition (XRF)
| Element | Content [%] |
| Na2O | 1,37 |
| MgO | 0,65 |
| Al2O3 | 8,57 |
| SiO2 | 83,2 |
| P2O5 | 0,08 |
| K2O | 3,74 |
| CaO | 0,58 |
| TiO2 | 0,29 |
| Fe2O3 | 1,52 |