fisik
atose
6-76-7
1
7
👆🏻
ukuran gandum
grained medium
nggoleki kanggo coarse grained
rengat
mrembet
conchoidal
tilas
bluish ireng
putih
porosity
Highly keropos
banget kurang keropos
luster
kurang
subvitreous kanggo kurang
kekuatan compressive
92.40 n / mm 2260.00 n / mm 2
0.15
450
👆🏻
cleavage
-
conchoidal
kateguhan
2
-
tartamtu gravitasi
2.382.86-2.87
0
8.4
👆🏻
transparan
opaque
tembus kanggo opaque
Kapadhetan
-9999 g / cm 32.95-2.96 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, impact tahan