Properties of Anthracite lan Soapstone
ukuran gandum
medium kanggo nggoleki coarse grained
grained nggoleki
rengat
conchoidal
conchoidal
porosity
kurang keropos
kurang keropos
kekuatan compressive
ora Sumadhiya
cleavage
non-ana
sampurna
kateguhan
ora kasedhiya
1
tartamtu gravitasi
1.1-1.4
2.86
Kapadhetan
1.25-2.5 g / cm 3
2.8-2.9 g / cm 3
resistance
tahan panas, banyu tahan
tahan panas, meksa tahan