Vápenná IV

Chemical composition (XRF)

ElementContent [%]
Na2O 3,44
MgO 0,64
Al2O3 15,3
SiO2 69,2
P2O5 0,15
S 0,01
Cl 0,02
K2O 5,80
CaO 2,24
TiO2 0,34
MnO 0,05
Fe2O3 2,55

Phase composition (XRD)

Diffraction pattern:

Popis difraktogramu:

In slezská granite from the quarry Vápenná IV were found
quartz SiO2,
microcline K2O•Al2O3•6SiO2,
andesin Na0,622Ca0,368Al1,29Si2,71O8 a biotite KFeMg2(AlSi3O10)(OH)2.