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