Properties of Pseudotachylite lan Variolite
ukuran gandum
banget nggoleki-grained
ora ditrapake
rengat
ora rata
conchoidal
tilas
cahya kanggo coklat peteng
putih kanggo werna abu-abu
porosity
kurang keropos
kurang keropos
luster
vitreous
ora kasedhiya
cleavage
ora duwe aturan baku
ora kasedhiya
kateguhan
ora kasedhiya
2.3
tartamtu gravitasi
2.46-2.86
2.8-3
transparan
transparent kanggo Translucent
opaque
Kapadhetan
2.7-2.9 g / cm 3
2.9-3.1 g / cm 3
resistance
tahan panas
tahan panas, meksa tahan, nyandhang tahan