1 Properties
1.1 fisik
1.1.1 atose
1.1.2 ukuran gandum
medium kanggo nggoleki coarse grained
nggoleki grained medium
1.1.3 rengat
1.1.4 tilas
bluish ireng
bluish ireng
1.1.5 porosity
banget kurang keropos
kurang keropos
1.1.6 luster
subvitreous kanggo kurang
grainy, mutiyara lan vitreous
1.1.7 kekuatan compressive
90.00 n / mm 2ora Sumadhiya
0.15
450
1.1.8 cleavage
crenulation lan mrembet
ora kasedhiya
1.1.9 kateguhan
1.1.10 tartamtu gravitasi
1.1.11 transparan
1.1.12 Kapadhetan
2.8-2.9 g / cm 3ora Sumadhiya
0
1400
1.2 situs termal
1.2.1 kapasitas panas tartamtu
0.92 kj / kg kora Sumadhiya
0.14
3.2
1.2.2 resistance
tahan panas, impact tahan
tahan panas, meksa tahan, nyandhang tahan