Properties of Foidolite lan Pegmatite
ukuran gandum
medium kanggo nggoleki coarse grained
medium kanggo coarse grained
rengat
conchoidal
conchoidal
porosity
banget kurang keropos
kurang keropos
luster
subvitreous kanggo kurang
grainy, mutiyara lan vitreous
kekuatan compressive
ora Sumadhiya
cleavage
sampurna
sampurna
kateguhan
ora kasedhiya
2.1
tartamtu gravitasi
2.86
2.6-2.63
transparan
tembus
tembus kanggo opaque
Kapadhetan
ora Sumadhiya
2.6-2.65 g / cm 3
resistance
tahan panas, nyandhang tahan
tahan panas, impact tahan, meksa tahan