Properties of Obsidian lan Suevite
ukuran gandum
ora ditrapake
coarse grained
rengat
conchoidal
ora rata
tilas
putih
cahya kanggo coklat peteng
porosity
banget kurang keropos
kurang keropos
kekuatan compressive
ora Sumadhiya
cleavage
non-ana
ora duwe aturan baku
kateguhan
ora kasedhiya
ora kasedhiya
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