Properties of Pegmatite lan Websterite
ukuran gandum
medium kanggo coarse grained
coarse grained
rengat
conchoidal
ora rata
tilas
putih
putih, greenish putih utawa abu-abu
porosity
kurang keropos
kurang keropos
luster
grainy, mutiyara lan vitreous
kurang kanggo vitreous kanggo submetallic
kekuatan compressive
ora Sumadhiya
cleavage
sampurna
ora duwe aturan baku
kateguhan
2.1
ora kasedhiya
tartamtu gravitasi
2.6-2.63
3.2-3.5
transparan
tembus kanggo opaque
opaque
Kapadhetan
2.6-2.65 g / cm 3
3.1-3.6 g / cm 3
resistance
tahan panas, impact tahan, meksa tahan
impact tahan, meksa tahan, nyandhang tahan