Properties of Pegmatite lan Schist
ukuran gandum
medium kanggo coarse grained
medium kanggo nggoleki coarse grained
rengat
conchoidal
conchoidal
porosity
kurang keropos
Highly keropos
luster
grainy, mutiyara lan vitreous
mengilap
kekuatan compressive
ora Sumadhiya
tartamtu gravitasi
2.6-2.63
2.5-2.9
transparan
tembus kanggo opaque
opaque
Kapadhetan
2.6-2.65 g / cm 3
2.8-2.9 g / cm 3
resistance
tahan panas, impact tahan, meksa tahan
impact tahan, meksa tahan, banyu tahan