Properties of Anorthosite lan Obsidian
ukuran gandum
coarse grained
ora ditrapake
rengat
ora duwe aturan baku
conchoidal
porosity
kurang keropos
banget kurang keropos
luster
mutiyara kanggo subvitreous
vitreous
kekuatan compressive
ora Sumadhiya
cleavage
ora duwe aturan baku
non-ana
kateguhan
ora kasedhiya
ora kasedhiya
tartamtu gravitasi
2.62-2.82
2.6-2.7
Kapadhetan
2.7-4 g / cm 3
2.6 g / cm 3
resistance
tahan panas, impact tahan, meksa tahan, ngeruk tahan, nyandhang tahan
tahan panas, impact tahan