Štenská

Chemical composition (XRF)

ElementContent [%]
Na2O 5,50
MgO 0,14
Al2O3 17,3
SiO2 65,9
P2O5 0,08
K2O 6,70
CaO 1,05
TiO2 0,32
MnO 0,08
Fe2O3 2,08

Phase composition (XRD)

Diffraction pattern:

Popis difraktogramu:

In teplá trachyte were found quartz SiO2, sanidine K(AlSi3O8) and andesine Na0,622Ca0,368Al1,29Si2,71O8.