fisik
atose
6.53-4
1
7
👆🏻
ukuran gandum
medium kanggo nggoleki coarse grained
banget nggoleki-grained
rengat
ora rata
splintery
tilas
bluish ireng
cahya kanggo coklat peteng
porosity
banget kurang keropos
kurang keropos
luster
subvitreous kanggo kurang
kurang
kekuatan compressive
90.00 n / mm 230.00 n / mm 2
0.15
450
👆🏻
cleavage
crenulation lan mrembet
slaty
kateguhan
2.4
1.2
tartamtu gravitasi
2.862.65-2.8
0
8.4
👆🏻
transparan
opaque
opaque
Kapadhetan
2.8-2.9 g / cm 32.6-2.8 g / cm 3
0
1400
👆🏻
situs termal
kapasitas panas tartamtu
0.92 kj / kg k0.76 kj / kg k
0.14
3.2
👆🏻
resistance
tahan panas, impact tahan
tahan panas, impact tahan, meksa tahan, nyandhang tahan