Properties of Pegmatite lan Kapur
ukuran gandum
medium kanggo coarse grained
banget nggoleki-grained
rengat
conchoidal
ora kasedhiya
porosity
kurang keropos
Highly keropos
luster
grainy, mutiyara lan vitreous
kurang
kekuatan compressive
ora Sumadhiya
cleavage
sampurna
non-ana
tartamtu gravitasi
2.6-2.63
2.3-2.4
transparan
tembus kanggo opaque
opaque
Kapadhetan
2.6-2.65 g / cm 3
2.49-2.50 g / cm 3
kapasitas panas tartamtu
ora Sumadhiya
resistance
tahan panas, impact tahan, meksa tahan
tahan panas