Properties of Jaspillite lan Nephelinite
ukuran gandum
gedhe lan coarse grained
grained nggoleki
porosity
banget kurang keropos
kurang keropos
luster
earthy
vitreous kanggo metallic
kateguhan
ora kasedhiya
2.7
tartamtu gravitasi
5.0-5.3
2.4-2.9
transparan
tembus kanggo opaque
opaque
Kapadhetan
0-5.7 g / cm 3
2.5-3 g / cm 3
resistance
tahan panas, impact tahan, nyandhang tahan
tahan panas