fisik
atose
6-76.8
1
7
👆🏻
ukuran gandum
grained medium
grained nggoleki
rengat
mrembet
ora rata
tilas
bluish ireng
putih, greenish putih utawa abu-abu
porosity
Highly keropos
kurang keropos
luster
kurang
subvitreous kanggo kurang
kekuatan compressive
92.40 n / mm 2189.00 n / mm 2
0.15
450
👆🏻
cleavage
-
-
kateguhan
2
2.1
tartamtu gravitasi
2.382.75-2.92
0
8.4
👆🏻
transparan
opaque
opaque
Kapadhetan
-9999 g / cm 31.5-2.5 g / cm 3
0
1400
👆🏻
situs termal
kapasitas panas tartamtu
0.79 kj / kg k0.88 kj / kg k
0.14
3.2
👆🏻
resistance
tahan panas, impact tahan
tahan panas