Properties of Schist lan Lamprophyre
ukuran gandum
medium kanggo nggoleki coarse grained
nggoleki kanggo coarse grained
rengat
conchoidal
conchoidal
porosity
Highly keropos
banget kurang keropos
luster
mengilap
subvitreous kanggo kurang
cleavage
slaty
conchoidal
kateguhan
1.5
ora kasedhiya
tartamtu gravitasi
2.5-2.9
2.86-2.87
transparan
opaque
tembus kanggo opaque
Kapadhetan
2.8-2.9 g / cm 3
2.95-2.96 g / cm 3
resistance
impact tahan, meksa tahan, banyu tahan
tahan panas, impact tahan