Properties of Batubara lan Charnockite
ukuran gandum
medium kanggo nggoleki coarse grained
coarse grained
rengat
conchoidal
ora kasedhiya
porosity
kurang keropos
banget kurang keropos
luster
kurang kanggo vitreous kanggo submetallic
ora kasedhiya
cleavage
non-ana
ora kasedhiya
kateguhan
ora kasedhiya
ora kasedhiya
tartamtu gravitasi
1.1-1.4
ora Sumadhiya
Kapadhetan
1100-1400 g / cm 3
2.6 g / cm 3
kapasitas panas tartamtu
ora Sumadhiya
resistance
tahan panas
tahan panas, nyandhang tahan