Phase composition (XRD)
Description:
Dominant cristalline phase is quartz, furthermore present microcline and albite.
Chemical composition (XRF)
| Element | Content [%] |
| Na2O | 2,10 |
| MgO | 0,55 |
| Al2O3 | 10,0 |
| SiO2 | 79,7 |
| P2O5 | 0,13 |
| K2O | 5,20 |
| CaO | 0,93 |
| TiO2 | 0,14 |
| Fe2O3 | 1,25 |