Properties of Obsidian lan Whiteschist
ukuran gandum
ora ditrapake
nggoleki grained medium
rengat
conchoidal
conchoidal
porosity
banget kurang keropos
kurang keropos
luster
vitreous
subvitreous kanggo kurang
cleavage
non-ana
sampurna
kateguhan
ora kasedhiya
1
tartamtu gravitasi
2.6-2.7
2.86
Kapadhetan
2.6 g / cm 3
2.8-2.9 g / cm 3
resistance
tahan panas, impact tahan
tahan panas