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