Properties of Taconite lan Anthracite
ukuran gandum
gedhe lan coarse grained
medium kanggo nggoleki coarse grained
rengat
ora rata, splintery utawa conchoidal
conchoidal
porosity
Highly keropos
kurang keropos
kateguhan
1.5
ora kasedhiya
tartamtu gravitasi
5-5.3
1.1-1.4
transparan
tembus kanggo opaque
opaque
Kapadhetan
ora Sumadhiya
1.25-2.5 g / cm 3
resistance
tahan panas, impact tahan, meksa tahan, nyandhang tahan
tahan panas, banyu tahan