Properties of Porphyry lan Charnockite
ukuran gandum
grained nggoleki
coarse grained
rengat
ora duwe aturan baku
ora kasedhiya
porosity
kurang keropos
banget kurang keropos
luster
kurang
ora kasedhiya
cleavage
cacat
ora kasedhiya
kateguhan
1.7
ora kasedhiya
tartamtu gravitasi
2.5-4
ora Sumadhiya
transparan
tembus kanggo opaque
opaque
Kapadhetan
2.5-2.52 g / cm 3
2.6 g / cm 3
resistance
tahan panas, impact tahan
tahan panas, nyandhang tahan