Properties of Schist lan Obsidian
ukuran gandum
medium kanggo nggoleki coarse grained
ora ditrapake
rengat
conchoidal
conchoidal
porosity
Highly keropos
banget kurang keropos
kekuatan compressive
ora Sumadhiya
kateguhan
1.5
ora kasedhiya
tartamtu gravitasi
2.5-2.9
2.6-2.7
Kapadhetan
2.8-2.9 g / cm 3
2.6 g / cm 3
kapasitas panas tartamtu
ora Sumadhiya
resistance
impact tahan, meksa tahan, banyu tahan
tahan panas, impact tahan