Ruprechtice

Chemical composition (XRF)

ElementContent [%]
Na2O 3,10
MgO 0,69
Al2O3 14,5
SiO2 68,4
P2O5 0,16
S 0,03
Cl 0,02
K2O 6,40
CaO 2,14
TiO2 0,47
MnO 0,06
Fe2O3 3,06

Phase composition (XRD)

Diffraction pattern:

Popis difraktogramu:

In liberec granite were found
quartz SiO2,
microcline KAlSi3O8,
albite Na2O•Al2O3•6SiO2 and
biotite KFeMg2(AlSi3O10)(OH)2.