Properties of Anthracite lan Tachylite
ukuran gandum
medium kanggo nggoleki coarse grained
medium kanggo nggoleki coarse grained
rengat
conchoidal
conchoidal
porosity
kurang keropos
kurang keropos
kekuatan compressive
ora Sumadhiya
cleavage
non-ana
ora kasedhiya
kateguhan
ora kasedhiya
ora kasedhiya
tartamtu gravitasi
1.1-1.4
2.4
Kapadhetan
1.25-2.5 g / cm 3
3.058 g / cm 3
resistance
tahan panas, banyu tahan
tahan panas, impact tahan, nyandhang tahan