fisik
atose
6-73-4
1
7
👆🏻
ukuran gandum
grained medium
grained nggoleki
rengat
mrembet
conchoidal
tilas
bluish ireng
putih
porosity
Highly keropos
Highly keropos
luster
kurang
mengilap
kekuatan compressive
92.40 n / mm 21.28 n / mm 2
0.15
450
👆🏻
cleavage
-
conchoidal
kateguhan
2
-
tartamtu gravitasi
2.382.97-3.05
0
8.4
👆🏻
transparan
opaque
opaque
Kapadhetan
-9999 g / cm 32.6-4.8 g / cm 3
0
1400
👆🏻
situs termal
kapasitas panas tartamtu
0.79 kj / kg k1.50 kj / kg k
0.14
3.2
👆🏻
resistance
tahan panas, impact tahan
tahan panas, impact tahan, meksa tahan