Properties of Websterite lan Batubara
ukuran gandum
coarse grained
medium kanggo nggoleki coarse grained
rengat
ora rata
conchoidal
tilas
putih, greenish putih utawa abu-abu
ireng
porosity
kurang keropos
kurang keropos
luster
kurang kanggo vitreous kanggo submetallic
kurang kanggo vitreous kanggo submetallic
tartamtu gravitasi
3.2-3.5
1.1-1.4
Kapadhetan
3.1-3.6 g / cm 3
1100-1400 g / cm 3
resistance
impact tahan, meksa tahan, nyandhang tahan
tahan panas