Properties of Quartzite lan Nephelinite
ukuran gandum
grained medium
grained nggoleki
rengat
ora rata, splintery utawa conchoidal
flat
porosity
kurang keropos
kurang keropos
luster
vitreous
vitreous kanggo metallic
cleavage
indiscernible
cacat
tartamtu gravitasi
2.6-2.8
2.4-2.9
transparan
transparent kanggo Translucent
opaque
Kapadhetan
2.32-2.42 g / cm 3
2.5-3 g / cm 3
resistance
tahan panas, impact tahan, meksa tahan, nyandhang tahan
tahan panas