Properties of Porphyry lan Nephelinite
ukuran gandum
grained nggoleki
grained nggoleki
rengat
ora duwe aturan baku
flat
porosity
kurang keropos
kurang keropos
luster
kurang
vitreous kanggo metallic
kekuatan compressive
ora Sumadhiya
tartamtu gravitasi
2.5-4
2.4-2.9
transparan
tembus kanggo opaque
opaque
Kapadhetan
2.5-2.52 g / cm 3
2.5-3 g / cm 3
kapasitas panas tartamtu
ora Sumadhiya
resistance
tahan panas, impact tahan
tahan panas