Properties of Anthracite lan Comendite
ukuran gandum
medium kanggo nggoleki coarse grained
grained medium
rengat
conchoidal
mrembet
porosity
kurang keropos
Highly keropos
kekuatan compressive
ora Sumadhiya
cleavage
non-ana
ora kasedhiya
kateguhan
ora kasedhiya
2
tartamtu gravitasi
1.1-1.4
2.38
Kapadhetan
1.25-2.5 g / cm 3
ora Sumadhiya
kapasitas panas tartamtu
ora Sumadhiya
resistance
tahan panas, banyu tahan
tahan panas, impact tahan