Properties of Tephrite lan Rapakivi Granit
ukuran gandum
medium kanggo nggoleki coarse grained
gedhe lan coarse grained
rengat
ora rata
ora kasedhiya
porosity
banget kurang keropos
kurang keropos
luster
subvitreous kanggo kurang
kurang kanggo grainy karo bagean kala-kala pearly lan vitreous
cleavage
crenulation lan mrembet
ora kasedhiya
kateguhan
2.4
ora kasedhiya
tartamtu gravitasi
2.86
2.6-2.7
Kapadhetan
2.8-2.9 g / cm 3
2.6-2.8 g / cm 3
resistance
tahan panas, impact tahan
tahan panas, nyandhang tahan