Properties of Pyrolite lan Tephrite
ukuran gandum
coarse grained
medium kanggo nggoleki coarse grained
rengat
ora duwe aturan baku
ora rata
porosity
kurang keropos
banget kurang keropos
luster
mengilap
subvitreous kanggo kurang
cleavage
cacat
crenulation lan mrembet
tartamtu gravitasi
3-3.01
2.86
transparan
tembus kanggo opaque
opaque
Kapadhetan
3.1-3.4 g / cm 3
2.8-2.9 g / cm 3
resistance
tahan panas, meksa tahan, nyandhang tahan
tahan panas, impact tahan