Phase composition (XRD)
Description:
Dominant cristalline phase is quartz, furthermore present a small amount microcline and illite.
Chemical composition (XRF)
Element | Content [%] |
Na2O | 0,07 |
MgO | 0,08 |
Al2O3 | 2,93 |
SiO2 | 94,3 |
P2O5 | 0,04 |
K2O | 2,01 |
CaO | 0,04 |
TiO2 | 0,30 |
Fe2O3 | 0,23 |