Properties of Slate lan Pseudotachylite
ukuran gandum
banget nggoleki-grained
banget nggoleki-grained
rengat
splintery
ora rata
tilas
cahya kanggo coklat peteng
cahya kanggo coklat peteng
porosity
kurang keropos
kurang keropos
cleavage
slaty
ora duwe aturan baku
kateguhan
1.2
ora kasedhiya
tartamtu gravitasi
2.65-2.8
2.46-2.86
transparan
opaque
transparent kanggo Translucent
Kapadhetan
2.6-2.8 g / cm 3
2.7-2.9 g / cm 3
resistance
tahan panas, impact tahan, meksa tahan, nyandhang tahan
tahan panas