fisik
atose
6-76.5
1
7
👆🏻
ukuran gandum
grained medium
grained nggoleki
rengat
mrembet
ora duwe aturan baku
tilas
bluish ireng
cahya kanggo coklat peteng
porosity
Highly keropos
kurang keropos
luster
kurang
waxy lan kurang
kekuatan compressive
92.40 n / mm 270.00 n / mm 2
0.15
450
👆🏻
cleavage
-
slaty
kateguhan
2
2.4
tartamtu gravitasi
2.382.86
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 k0.92 kj / kg k
0.14
3.2
👆🏻
resistance
tahan panas, impact tahan
tahan panas