Properties of Minette lan Greywacke
ukuran gandum
nggoleki kanggo coarse grained
sudut lan nggoleki
rengat
conchoidal
conchoidal
porosity
banget kurang keropos
Highly keropos
luster
subvitreous kanggo kurang
kurang
cleavage
conchoidal
sampurna
kateguhan
ora kasedhiya
2.6
tartamtu gravitasi
2.86-2.87
2.2-2.8
transparan
tembus kanggo opaque
opaque
Kapadhetan
2.95-2.96 g / cm 3
2.6-2.61 g / cm 3
resistance
tahan panas, impact tahan
tahan panas, impact tahan, meksa tahan