fisik
atose
2-31
1
7
👆🏻
ukuran gandum
banget nggoleki-grained
medium kanggo nggoleki coarse grained
rengat
-
conchoidal
tilas
putih
ireng
porosity
Highly keropos
Highly keropos
luster
kurang
kurang kanggo vitreous kanggo submetallic
kekuatan compressive
25.00 n / mm 2-
0.15
450
👆🏻
cleavage
sampurna
-
kateguhan
2.6
-
tartamtu gravitasi
2.2-2.81.1-1.4
0
8.4
👆🏻
transparan
opaque
opaque
Kapadhetan
2.4-2.8 g / cm 3800-801 g / cm 3
0
1400
👆🏻
situs termal
kapasitas panas tartamtu
0.39 kj / kg k1.26 kj / kg k
0.14
3.2
👆🏻
resistance
tahan panas, impact tahan
tahan panas