fisik
atose
3-47
1
7
👆🏻
ukuran gandum
grained medium
grained nggoleki
rengat
-
ora rata, splintery utawa conchoidal
tilas
putih
putih
porosity
kurang keropos
Highly keropos
luster
kurang kanggo mutiyara kanggo subvitreous
waxy lan kurang
kekuatan compressive
115.00 n / mm 2100.00 n / mm 2
0.15
450
👆🏻
cleavage
sampurna
-
kateguhan
-
1.5
tartamtu gravitasi
2.86-2.872.5-2.8
0
8.4
👆🏻
transparan
opaque
tembus kanggo opaque
Kapadhetan
2.4-2.7 g / cm 32.7 g / cm 3
0
1400
👆🏻
situs termal
kapasitas panas tartamtu
0.88 kj / kg k0.74 kj / kg k
0.14
3.2
👆🏻
resistance
tahan panas
tahan panas, impact tahan, meksa tahan, nyandhang tahan