fisik
atose
6-74-5
1
7
👆🏻
ukuran gandum
grained medium
nggoleki grained medium
rengat
mrembet
conchoidal
tilas
bluish ireng
putih kanggo werna abu-abu
porosity
Highly keropos
Highly keropos
luster
kurang
metallic
kekuatan compressive
92.40 n / mm 2-
0.15
450
👆🏻
cleavage
-
-
kateguhan
2
-
tartamtu gravitasi
2.382.0
0
8.4
👆🏻
transparan
opaque
opaque
Kapadhetan
-9999 g / cm 3-9999 g / cm 3
0
1400
👆🏻
situs termal
kapasitas panas tartamtu
0.79 kj / kg k0.24 kj / kg k
0.14
3.2
👆🏻
resistance
tahan panas, impact tahan
tahan panas, impact tahan, meksa tahan