Properties of Nephelinite lan Phonolite
ukuran gandum
grained nggoleki
grained nggoleki
rengat
flat
conchoidal kanggo ora rata
porosity
kurang keropos
kurang keropos
luster
vitreous kanggo metallic
greasy kanggo kurang
kateguhan
2.7
ora kasedhiya
tartamtu gravitasi
2.4-2.9
2.6
transparan
opaque
tembus kanggo opaque
Kapadhetan
2.5-3 g / cm 3
2.6 g / cm 3
kapasitas panas tartamtu
ora Sumadhiya
resistance
tahan panas
tahan panas, impact tahan, nyandhang tahan