fisik
atose
76.5
1
7
👆🏻
ukuran gandum
grained nggoleki
medium kanggo nggoleki coarse grained
rengat
ora rata, splintery utawa conchoidal
ora rata
tilas
putih
bluish ireng
porosity
Highly keropos
banget kurang keropos
luster
waxy lan kurang
subvitreous kanggo kurang
kekuatan compressive
100.00 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 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