fisik
atose
66-7
1
7
👆🏻
ukuran gandum
grained nggoleki
coarse grained
rengat
conchoidal
conchoidal
tilas
ireng
putih
porosity
kurang keropos
Highly keropos
luster
earthy
kurang
kekuatan compressive
37.40 n / mm 270.00 n / mm 2
0.15
450
👆🏻
cleavage
sampurna
sampurna
kateguhan
2.3
-
tartamtu gravitasi
2.8-32.250
0
8.4
👆🏻
transparan
opaque
opaque
Kapadhetan
2.9-3.1 g / cm 32.2 g / cm 3
0
1400
👆🏻
situs termal
kapasitas panas tartamtu
0.84 kj / kg k0.92 kj / kg k
0.14
3.2
👆🏻
resistance
tahan panas, meksa tahan, nyandhang tahan
tahan panas, impact tahan, meksa tahan