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