1 Properties
1.1 fisik
1.1.1 atose
1.1.2 ukuran gandum
coarse grained
grained nggoleki
1.1.3 rengat
conchoidal kanggo ora rata
conchoidal
1.1.4 tilas
cahya kanggo coklat peteng
ireng
1.1.5 porosity
Highly keropos
kurang keropos
1.1.6 luster
grainy, mutiyara lan vitreous
greasy kanggo kurang
1.1.7 kekuatan compressive
ora Sumadhiya200.50 n / mm 2
0.15
450
1.1.8 cleavage
ora kasedhiya
ora kasedhiya
1.1.9 kateguhan
1.1.10 tartamtu gravitasi
1.1.11 transparan
1.1.12 Kapadhetan
2.2-2.35 g / cm 3ora Sumadhiya
0
1400
1.2 situs termal
1.2.1 kapasitas panas tartamtu
0.75 kj / kg k1.12 kj / kg k
0.14
3.2
1.2.2 resistance
tahan panas, impact tahan
tahan panas