Properties of Tephrite lan Pegmatite
ukuran gandum
medium kanggo nggoleki coarse grained
medium kanggo coarse grained
rengat
ora rata
conchoidal
porosity
banget kurang keropos
kurang keropos
luster
subvitreous kanggo kurang
grainy, mutiyara lan vitreous
cleavage
crenulation lan mrembet
sampurna
tartamtu gravitasi
2.86
2.6-2.63
transparan
opaque
tembus kanggo opaque
Kapadhetan
2.8-2.9 g / cm 3
2.6-2.65 g / cm 3
kapasitas panas tartamtu
ora Sumadhiya
resistance
tahan panas, impact tahan
tahan panas, impact tahan, meksa tahan