Properties of Luxullianite lan Gneiss
ukuran gandum
gedhe lan coarse grained
medium kanggo coarse grained
rengat
ora kasedhiya
ora duwe aturan baku
porosity
kurang keropos
banget kurang keropos
luster
kurang kanggo grainy karo bagean kala-kala pearly lan vitreous
kurang
cleavage
ora kasedhiya
miskin
kateguhan
ora kasedhiya
1.2
tartamtu gravitasi
2.6-2.7
2.5-2.7
transparan
opaque
tembus kanggo opaque
Kapadhetan
2.6-2.8 g / cm 3
2.6-2.9 g / cm 3
kapasitas panas tartamtu
ora Sumadhiya
resistance
tahan panas, nyandhang tahan
tahan panas, meksa tahan, ngeruk tahan, nyandhang tahan