Properties of Anthracite lan Metapelite
ukuran gandum
medium kanggo nggoleki coarse grained
medium kanggo nggoleki coarse grained
rengat
conchoidal
fibrous
porosity
kurang keropos
Highly keropos
cleavage
non-ana
ora kasedhiya
kateguhan
ora kasedhiya
ora kasedhiya
tartamtu gravitasi
1.1-1.4
3.4-3.7
Kapadhetan
1.25-2.5 g / cm 3
0-300 g / cm 3
resistance
tahan panas, banyu tahan
tahan panas, impact tahan, meksa tahan