Properties of Metapelite lan Basanite
ukuran gandum
medium kanggo nggoleki coarse grained
grained nggoleki
rengat
fibrous
ora rata, splintery utawa conchoidal
porosity
Highly keropos
Highly keropos
luster
earthy
waxy lan kurang
cleavage
ora kasedhiya
non-ana
kateguhan
ora kasedhiya
1.5
tartamtu gravitasi
3.4-3.7
2.5-2.8
transparan
opaque
tembus kanggo opaque
Kapadhetan
0-300 g / cm 3
2.7 g / cm 3
resistance
tahan panas, impact tahan, meksa tahan
tahan panas, impact tahan, meksa tahan, nyandhang tahan