Properties of Granulite lan Obsidian
ukuran gandum
medium kanggo coarse grained
ora ditrapake
rengat
ora kasedhiya
conchoidal
porosity
banget kurang keropos
banget kurang keropos
kateguhan
ora kasedhiya
ora kasedhiya
tartamtu gravitasi
2.8-3.0
2.6-2.7
Kapadhetan
3.06-3.33 g / cm 3
2.6 g / cm 3
resistance
tahan panas, nyandhang tahan
tahan panas, impact tahan