Properties of Tachylite lan Obsidian
ukuran gandum
medium kanggo nggoleki coarse grained
ora ditrapake
rengat
conchoidal
conchoidal
porosity
kurang keropos
banget kurang keropos
cleavage
ora kasedhiya
non-ana
kateguhan
ora kasedhiya
ora kasedhiya
tartamtu gravitasi
2.4
2.6-2.7
Kapadhetan
3.058 g / cm 3
2.6 g / cm 3
resistance
tahan panas, impact tahan, nyandhang tahan
tahan panas, impact tahan