fisik
atose
76.5
1
7
👆🏻
ukuran gandum
banget nggoleki-grained
medium kanggo nggoleki coarse grained
rengat
conchoidal
ora rata
tilas
putih
bluish ireng
porosity
Highly keropos
banget kurang keropos
luster
vitreous
subvitreous kanggo kurang
kekuatan compressive
450.00 n / mm 290.00 n / mm 2
0.15
450
👆🏻
cleavage
-
crenulation lan mrembet
kateguhan
1.5
2.4
tartamtu gravitasi
2.5-2.82.86
0
8.4
👆🏻
transparan
tembus kanggo opaque
opaque
Kapadhetan
2.7-2.71 g / cm 32.8-2.9 g / cm 3
0
1400
👆🏻
situs termal
kapasitas panas tartamtu
0.74 kj / kg k0.92 kj / kg k
0.14
3.2
👆🏻
resistance
tahan panas, impact tahan, meksa tahan, nyandhang tahan
tahan panas, impact tahan