Properties of Nephelinite lan Taconite
ukuran gandum
grained nggoleki
gedhe lan coarse grained
rengat
flat
ora rata, splintery utawa conchoidal
porosity
kurang keropos
Highly keropos
luster
vitreous kanggo metallic
earthy
kekuatan compressive
ora Sumadhiya
tartamtu gravitasi
2.4-2.9
5-5.3
transparan
opaque
tembus kanggo opaque
Kapadhetan
2.5-3 g / cm 3
ora Sumadhiya
resistance
tahan panas
tahan panas, impact tahan, meksa tahan, nyandhang tahan