Properties of Obsidian lan Hawaiite
ukuran gandum
ora ditrapake
ora ditrapake
rengat
conchoidal
conchoidal
tilas
putih
ora kasedhiya
porosity
banget kurang keropos
kurang keropos
luster
vitreous
ora kasedhiya
cleavage
non-ana
ora ditrapake
kateguhan
ora kasedhiya
ora kasedhiya
tartamtu gravitasi
2.6-2.7
ora Sumadhiya
Kapadhetan
2.6 g / cm 3
ora Sumadhiya
kapasitas panas tartamtu
ora Sumadhiya
resistance
tahan panas, impact tahan
tahan panas, meksa tahan, nyandhang tahan