Properties of Anthracite lan Aplite
ukuran gandum
medium kanggo nggoleki coarse grained
banget nggoleki-grained
rengat
conchoidal
ora kasedhiya
porosity
kurang keropos
kurang keropos
luster
mengilap
kurang kanggo mutiyara kanggo subvitreous
kekuatan compressive
ora Sumadhiya
cleavage
non-ana
ora kasedhiya
kateguhan
ora kasedhiya
ora kasedhiya
tartamtu gravitasi
1.1-1.4
2.6
Kapadhetan
1.25-2.5 g / cm 3
2.6 g / cm 3
resistance
tahan panas, banyu tahan
tahan panas, nyandhang tahan