Properties of Lignite lan Anthracite
ukuran gandum
medium kanggo nggoleki coarse grained
medium kanggo nggoleki coarse grained
rengat
conchoidal
conchoidal
porosity
Highly keropos
kurang keropos
luster
kurang kanggo vitreous kanggo submetallic
mengilap
kateguhan
ora kasedhiya
ora kasedhiya
tartamtu gravitasi
1.1-1.4
1.1-1.4
Kapadhetan
800-801 g / cm 3
1.25-2.5 g / cm 3
resistance
tahan panas
tahan panas, banyu tahan