fisik
atose
6-72-3
1
7
👆🏻
ukuran gandum
grained medium
coarse grained
rengat
mrembet
conchoidal kanggo ora rata
tilas
bluish ireng
cahya kanggo coklat peteng
porosity
Highly keropos
Highly keropos
luster
kurang
grainy, mutiyara lan vitreous
kekuatan compressive
92.40 n / mm 2-
0.15
450
👆🏻
cleavage
-
-
kateguhan
2
-
tartamtu gravitasi
2.384.3-5.0
0
8.4
👆🏻
transparan
opaque
opaque
Kapadhetan
-9999 g / cm 32.2-2.35 g / cm 3
0
1400
👆🏻
situs termal
kapasitas panas tartamtu
0.79 kj / kg k0.75 kj / kg k
0.14
3.2
👆🏻
resistance
tahan panas, impact tahan
tahan panas, impact tahan