Properties of Jaspillite lan Anthracite
ukuran gandum
gedhe lan coarse grained
medium kanggo nggoleki coarse grained
rengat
conchoidal
conchoidal
porosity
banget kurang keropos
kurang keropos
kekuatan compressive
ora Sumadhiya
kateguhan
ora kasedhiya
ora kasedhiya
tartamtu gravitasi
5.0-5.3
1.1-1.4
transparan
tembus kanggo opaque
opaque
Kapadhetan
0-5.7 g / cm 3
1.25-2.5 g / cm 3
resistance
tahan panas, impact tahan, nyandhang tahan
tahan panas, banyu tahan