fisik
atose
6.51-2
1
7
👆🏻
ukuran gandum
medium kanggo nggoleki coarse grained
medium kanggo nggoleki coarse grained
rengat
ora rata
conchoidal
tilas
bluish ireng
putih
porosity
banget kurang keropos
Highly keropos
luster
subvitreous kanggo kurang
phyllitic
kekuatan compressive
90.00 n / mm 250.00 n / mm 2
0.15
450
👆🏻
cleavage
crenulation lan mrembet
crenulation lan mrembet
kateguhan
2.4
1.2
tartamtu gravitasi
2.862.72-2.73
0
8.4
👆🏻
transparan
opaque
opaque
Kapadhetan
2.8-2.9 g / cm 32.18-3.3 g / cm 3
0
1400
👆🏻
situs termal
kapasitas panas tartamtu
0.92 kj / kg k0.79 kj / kg k
0.14
3.2
👆🏻
resistance
tahan panas, impact tahan
tahan panas, meksa tahan, banyu tahan