Properties of Anthracite lan Carbonatite
ukuran gandum
medium kanggo nggoleki coarse grained
medium kanggo nggoleki coarse grained
rengat
conchoidal
conchoidal
porosity
kurang keropos
kurang keropos
luster
mengilap
subvitreous kanggo kurang
cleavage
non-ana
ora kasedhiya
kateguhan
ora kasedhiya
1
tartamtu gravitasi
1.1-1.4
2.86-2.87
Kapadhetan
1.25-2.5 g / cm 3
2.84-2.86 g / cm 3
kapasitas panas tartamtu
ora Sumadhiya
resistance
tahan panas, banyu tahan
tahan panas, meksa tahan, banyu tahan