Properties of Pseudotachylite lan Dacite
ukuran gandum
banget nggoleki-grained
medium kanggo nggoleki coarse grained
rengat
ora rata
conchoidal
tilas
cahya kanggo coklat peteng
putih
porosity
kurang keropos
kurang keropos
luster
vitreous
subvitreous kanggo kurang
kekuatan compressive
ora Sumadhiya
cleavage
ora duwe aturan baku
sampurna
kateguhan
ora kasedhiya
ora kasedhiya
tartamtu gravitasi
2.46-2.86
2.86-2.87
transparan
transparent kanggo Translucent
tembus
Kapadhetan
2.7-2.9 g / cm 3
2.77-2.771 g / cm 3
resistance
tahan panas
tahan panas, impact tahan, meksa tahan, nyandhang tahan