Properties of Tephrite lan Tephrite
ukuran gandum
medium kanggo nggoleki coarse grained
medium kanggo nggoleki coarse grained
tilas
bluish ireng
bluish ireng
porosity
banget kurang keropos
banget kurang keropos
luster
subvitreous kanggo kurang
subvitreous kanggo kurang
cleavage
crenulation lan mrembet
crenulation lan mrembet
tartamtu gravitasi
2.86
2.86
Kapadhetan
2.8-2.9 g / cm 3
2.8-2.9 g / cm 3
resistance
tahan panas, impact tahan
tahan panas, impact tahan