Properties of Slate lan Quartzite
ukuran gandum
banget nggoleki-grained
grained medium
rengat
splintery
ora rata, splintery utawa conchoidal
tilas
cahya kanggo coklat peteng
putih
porosity
kurang keropos
kurang keropos
cleavage
slaty
indiscernible
tartamtu gravitasi
2.65-2.8
2.6-2.8
transparan
opaque
transparent kanggo Translucent
Kapadhetan
2.6-2.8 g / cm 3
2.32-2.42 g / cm 3
resistance
tahan panas, impact tahan, meksa tahan, nyandhang tahan
tahan panas, impact tahan, meksa tahan, nyandhang tahan