1 Properties
1.1 fisik
1.1.1 atose
1.1.2 ukuran gandum
grained medium
nggoleki grained medium
1.1.3 rengat
1.1.4 tilas
bluish ireng
bluish ireng
1.1.5 porosity
Highly keropos
kurang keropos
1.1.6 luster
kurang
grainy, mutiyara lan vitreous
1.1.7 kekuatan compressive
92.40 n / mm 2ora Sumadhiya
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
ora Sumadhiyaora Sumadhiya
0
1400
1.2 situs termal
1.2.1 kapasitas panas tartamtu
ora Sumadhiyaora Sumadhiya
0.14
3.2
1.2.2 resistance
tahan panas, impact tahan
tahan panas, meksa tahan, nyandhang tahan