Properties of Pegmatite lan Rhyodacite
ukuran gandum
medium kanggo coarse grained
grained nggoleki
rengat
conchoidal
conchoidal
porosity
kurang keropos
kurang keropos
luster
grainy, mutiyara lan vitreous
greasy kanggo kurang
cleavage
sampurna
ora kasedhiya
tartamtu gravitasi
2.6-2.63
2.34-2.40
transparan
tembus kanggo opaque
opaque
Kapadhetan
2.6-2.65 g / cm 3
ora Sumadhiya
kapasitas panas tartamtu
ora Sumadhiya
resistance
tahan panas, impact tahan, meksa tahan
tahan panas