fisik
atose
1-1.52-3
1
7
👆🏻
ukuran gandum
medium kanggo nggoleki coarse grained
coarse grained
rengat
conchoidal
conchoidal kanggo ora rata
tilas
ireng
cahya kanggo coklat peteng
porosity
kurang keropos
Highly keropos
luster
kurang kanggo vitreous kanggo submetallic
grainy, mutiyara lan vitreous
kekuatan compressive
--
0.15
450
👆🏻
cleavage
-
-
kateguhan
-
-
tartamtu gravitasi
1.1-1.44.3-5.0
0
8.4
👆🏻
transparan
opaque
opaque
Kapadhetan
1100-1400 g / cm 32.2-2.35 g / cm 3
0
1400
👆🏻
situs termal
kapasitas panas tartamtu
1.32 kj / kg k0.75 kj / kg k
0.14
3.2
👆🏻
resistance
tahan panas
tahan panas, impact tahan