Drahenický Málkov

Chemical composition (XRF)

ElementContent [%]
Na2O 2,45
MgO 2,70
Al2O3 25,2
SiO2 62,3
P2O5 0,39
S 0,03
Cl 0,03
K2O 6,00
CaO 4,17
TiO2 0,76
MnO 0,09
Fe2O3 5,40

Phase composition (XRD)

Diffraction pattern:

Popis difraktogramu:

In málkov granite were found
quartz SiO2,
albite Na2O•Al2O3•6SiO2,
microcline K2O•Al2O3•6SiO2 and
biotite KFeMg2(AlSi3O10)(OH)2.