Properties of Pegmatite lan Dacite
ukuran gandum
medium kanggo coarse grained
medium kanggo nggoleki coarse grained
rengat
conchoidal
conchoidal
porosity
kurang keropos
kurang keropos
luster
grainy, mutiyara lan vitreous
subvitreous kanggo kurang
kekuatan compressive
ora Sumadhiya
cleavage
sampurna
sampurna
kateguhan
2.1
ora kasedhiya
tartamtu gravitasi
2.6-2.63
2.86-2.87
transparan
tembus kanggo opaque
tembus
Kapadhetan
2.6-2.65 g / cm 3
2.77-2.771 g / cm 3
kapasitas panas tartamtu
ora Sumadhiya
resistance
tahan panas, impact tahan, meksa tahan
tahan panas, impact tahan, meksa tahan, nyandhang tahan