Properties of Mangerite lan Batubara
ukuran gandum
medium kanggo nggoleki coarse grained
medium kanggo nggoleki coarse grained
rengat
ora kasedhiya
conchoidal
porosity
kurang keropos
kurang keropos
luster
subvitreous kanggo kurang
kurang kanggo vitreous kanggo submetallic
kekuatan compressive
ora Sumadhiya
cleavage
ora kasedhiya
non-ana
kateguhan
ora kasedhiya
ora kasedhiya
tartamtu gravitasi
2.8-3
1.1-1.4
Kapadhetan
2.9-2.91 g / cm 3
1100-1400 g / cm 3
resistance
tahan panas, impact tahan, meksa tahan
tahan panas