Properties of Nephelinite lan Pseudotachylite
ukuran gandum
grained nggoleki
banget nggoleki-grained
tilas
putih
cahya kanggo coklat peteng
porosity
kurang keropos
kurang keropos
luster
vitreous kanggo metallic
vitreous
cleavage
cacat
ora duwe aturan baku
kateguhan
2.7
ora kasedhiya
tartamtu gravitasi
2.4-2.9
2.46-2.86
transparan
opaque
transparent kanggo Translucent
Kapadhetan
2.5-3 g / cm 3
2.7-2.9 g / cm 3
resistance
tahan panas
tahan panas