Chemical composition (XRF)
Element | Content [%] |
Na2O | 0,05 |
MgO | 0,59 |
Al2O3 | 3,14 |
SiO2 | 40,9 |
P2O5 | 0,30 |
K2O | 1,32 |
CaO | 31,3 |
TiO2 | 0,11 |
Fe2O3 | 2,25 |
Phase composition (XRD)
Diffraction pattern:
Popis difraktogramu:
In benátská opoka were found calcite CaCO3,quartz SiO2 and microcline KAlSi3O8.