fisik
atose
77
1
7
👆🏻
ukuran gandum
nggoleki grained medium
coarse grained
rengat
conchoidal
ora rata
tilas
ireng
putih, greenish putih utawa abu-abu
porosity
Highly keropos
kurang keropos
luster
-
kurang kanggo vitreous kanggo submetallic
kekuatan compressive
225.00 n / mm 2150.00 n / mm 2
0.15
450
👆🏻
cleavage
-
-
kateguhan
1.6
-
tartamtu gravitasi
2.86-2.873.2-3.5
0
8.4
👆🏻
transparan
opaque
opaque
Kapadhetan
2.7-3.3 g / cm 33.1-3.6 g / cm 3
0
1400
👆🏻
situs termal
kapasitas panas tartamtu
0.84 kj / kg k0.84 kj / kg k
0.14
3.2
👆🏻
resistance
tahan panas, impact tahan, meksa tahan, nyandhang tahan
impact tahan, meksa tahan, nyandhang tahan