Properties of Anthracite lan Kenyte
ukuran gandum
medium kanggo nggoleki coarse grained
grained nggoleki
rengat
conchoidal
conchoidal kanggo ora rata
tilas
ireng
putih, greenish putih utawa abu-abu
porosity
kurang keropos
Highly keropos
luster
mengilap
greasy kanggo kurang
kekuatan compressive
ora Sumadhiya
kateguhan
ora kasedhiya
ora kasedhiya
tartamtu gravitasi
1.1-1.4
2.6
transparan
opaque
tembus kanggo opaque
Kapadhetan
1.25-2.5 g / cm 3
2.6 g / cm 3
kapasitas panas tartamtu
ora Sumadhiya
resistance
tahan panas, banyu tahan
tahan panas, impact tahan, nyandhang tahan