fisik
atose
6-73.5-4
1
7
👆🏻
ukuran gandum
grained medium
medium kanggo nggoleki coarse grained
rengat
mrembet
conchoidal
tilas
bluish ireng
putih
porosity
Highly keropos
Highly keropos
luster
kurang
mengilap
kekuatan compressive
92.40 n / mm 2150.00 n / mm 2
0.15
450
👆🏻
cleavage
-
slaty
kateguhan
2
1.5
tartamtu gravitasi
2.382.5-2.9
0
8.4
👆🏻
transparan
opaque
opaque
Kapadhetan
-9999 g / cm 32.8-2.9 g / cm 3
0
1400
👆🏻
situs termal
kapasitas panas tartamtu
0.79 kj / kg k0.70 kj / kg k
0.14
3.2
👆🏻
resistance
tahan panas, impact tahan
impact tahan, meksa tahan, banyu tahan