Properties of Anthracite lan Batubara
ukuran gandum
medium kanggo nggoleki coarse grained
medium kanggo nggoleki coarse grained
rengat
conchoidal
conchoidal
porosity
kurang keropos
kurang keropos
luster
mengilap
kurang kanggo vitreous kanggo submetallic
kateguhan
ora kasedhiya
ora kasedhiya
tartamtu gravitasi
1.1-1.4
1.1-1.4
Kapadhetan
1.25-2.5 g / cm 3
1100-1400 g / cm 3
resistance
tahan panas, banyu tahan
tahan panas