fisik
atose
6.57
1
7
👆🏻
ukuran gandum
medium kanggo nggoleki coarse grained
medium kanggo coarse grained
rengat
ora rata
conchoidal
tilas
bluish ireng
putih
porosity
banget kurang keropos
kurang keropos
luster
subvitreous kanggo kurang
grainy, mutiyara lan vitreous
kekuatan compressive
90.00 n / mm 2178.54 n / mm 2
0.15
450
👆🏻
cleavage
crenulation lan mrembet
sampurna
kateguhan
2.4
2.1
tartamtu gravitasi
2.862.6-2.63
0
8.4
👆🏻
transparan
opaque
tembus kanggo opaque
Kapadhetan
2.8-2.9 g / cm 32.6-2.65 g / cm 3
0
1400
👆🏻
situs termal
kapasitas panas tartamtu
0.92 kj / kg k0.79 kj / kg k
0.14
3.2
👆🏻
resistance
tahan panas, impact tahan
tahan panas, impact tahan, meksa tahan