fisik
atose
6-71-1.5
1
7
👆🏻
ukuran gandum
medium kanggo coarse grained
medium kanggo nggoleki coarse grained
rengat
-
conchoidal
tilas
bluish ireng
ireng
porosity
banget kurang keropos
kurang keropos
luster
mengilap
kurang kanggo vitreous kanggo submetallic
kekuatan compressive
225.00 n / mm 2-
0.15
450
👆🏻
cleavage
-
-
kateguhan
2.1
-
tartamtu gravitasi
2.8-31.1-1.4
0
8.4
👆🏻
transparan
opaque
opaque
Kapadhetan
2.8-3 g / cm 31100-1400 g / cm 3
0
1400
👆🏻
situs termal
kapasitas panas tartamtu
0.84 kj / kg k1.32 kj / kg k
0.14
3.2
👆🏻
resistance
tahan panas, meksa tahan, nyandhang tahan
tahan panas