Properties of Nephelinite lan Batu Gamping
ukuran gandum
grained nggoleki
grained nggoleki
porosity
kurang keropos
kurang keropos
luster
vitreous kanggo metallic
kurang kanggo pearly
tartamtu gravitasi
2.4-2.9
2.3-2.7
Kapadhetan
2.5-3 g / cm 3
2.3-2.7 g / cm 3
resistance
tahan panas
meksa tahan