fisik
atose
1-1.51-2
1
7
👆🏻
ukuran gandum
medium kanggo nggoleki coarse grained
medium kanggo nggoleki coarse grained
rengat
conchoidal
conchoidal
tilas
ireng
putih
porosity
kurang keropos
Highly keropos
luster
kurang kanggo vitreous kanggo submetallic
phyllitic
kekuatan compressive
-50.00 n / mm 2
0.15
450
👆🏻
cleavage
-
crenulation lan mrembet
kateguhan
-
1.2
tartamtu gravitasi
1.1-1.42.72-2.73
0
8.4
👆🏻
transparan
opaque
opaque
Kapadhetan
1100-1400 g / cm 32.18-3.3 g / cm 3
0
1400
👆🏻
situs termal
kapasitas panas tartamtu
1.32 kj / kg k0.79 kj / kg k
0.14
3.2
👆🏻
resistance
tahan panas
tahan panas, meksa tahan, banyu tahan