Properties of Pegmatite lan Trachyte
ukuran gandum
medium kanggo coarse grained
grained nggoleki
rengat
conchoidal
ora kasedhiya
porosity
kurang keropos
kurang keropos
luster
grainy, mutiyara lan vitreous
metallic
cleavage
sampurna
ora kasedhiya
kateguhan
2.1
ora kasedhiya
tartamtu gravitasi
2.6-2.63
2.7
transparan
tembus kanggo opaque
opaque
Kapadhetan
2.6-2.65 g / cm 3
2.43-2.45 g / cm 3
resistance
tahan panas, impact tahan, meksa tahan
tahan panas, impact tahan, nyandhang tahan