fisik
atose
1-1.53
1
7
👆🏻
ukuran gandum
medium kanggo nggoleki coarse grained
gedhe lan coarse grained
rengat
conchoidal
conchoidal
tilas
ireng
putih
porosity
kurang keropos
banget kurang keropos
luster
kurang kanggo vitreous kanggo submetallic
earthy
kekuatan compressive
-230.00 n / mm 2
0.15
450
👆🏻
cleavage
-
-
kateguhan
-
-
tartamtu gravitasi
1.1-1.45.0-5.3
0
8.4
👆🏻
transparan
opaque
tembus kanggo opaque
Kapadhetan
1100-1400 g / cm 30-5.7 g / cm 3
0
1400
👆🏻
situs termal
kapasitas panas tartamtu
1.32 kj / kg k3.20 kj / kg k
0.14
3.2
👆🏻
resistance
tahan panas
tahan panas, impact tahan, nyandhang tahan