Kubo

Chemical composition (XRF)

ElementContent [%]
Na2O 0,42
MgO 0,07
Al2O3 18,6
SiO2 71,6
P2O5 0,05
K2O 4,55
CaO 0,13
TiO2 0,15
Fe2O3 0,74

Phase composition (XRD)

Diffraction pattern:

Popis difraktogramu:

In maložernosecký porphyry were found quartz SiO2, kaolinite Al2Si2O5 (OH)4 and sanidine K(AlSi3O8).