Properties of Pegmatite lan Comendite
ukuran gandum
medium kanggo coarse grained
grained medium
rengat
conchoidal
mrembet
porosity
kurang keropos
Highly keropos
luster
grainy, mutiyara lan vitreous
kurang
cleavage
sampurna
ora kasedhiya
tartamtu gravitasi
2.6-2.63
2.38
transparan
tembus kanggo opaque
opaque
Kapadhetan
2.6-2.65 g / cm 3
ora Sumadhiya
resistance
tahan panas, impact tahan, meksa tahan
tahan panas, impact tahan