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