Properties of Nephelinite lan Dacite
ukuran gandum
grained nggoleki
medium kanggo nggoleki coarse grained
porosity
kurang keropos
kurang keropos
luster
vitreous kanggo metallic
subvitreous kanggo kurang
kekuatan compressive
ora Sumadhiya
kateguhan
2.7
ora kasedhiya
tartamtu gravitasi
2.4-2.9
2.86-2.87
Kapadhetan
2.5-3 g / cm 3
2.77-2.771 g / cm 3
resistance
tahan panas
tahan panas, impact tahan, meksa tahan, nyandhang tahan