Properties of Tephrite lan IJOLITE
ukuran gandum
medium kanggo nggoleki coarse grained
coarse grained
rengat
ora rata
conchoidal kanggo ora rata
porosity
banget kurang keropos
kurang keropos
luster
subvitreous kanggo kurang
greasy kanggo kurang
kekuatan compressive
ora Sumadhiya
cleavage
crenulation lan mrembet
miskin
kateguhan
2.4
ora kasedhiya
tartamtu gravitasi
2.86
2.6-2.76
Kapadhetan
2.8-2.9 g / cm 3
2.6 g / cm 3
kapasitas panas tartamtu
ora Sumadhiya
resistance
tahan panas, impact tahan
tahan panas, impact tahan, nyandhang tahan