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