Properties of Slate lan Argillite
ukuran gandum
banget nggoleki-grained
grained nggoleki
rengat
splintery
conchoidal kanggo ora rata
tilas
cahya kanggo coklat peteng
putih kanggo werna abu-abu
porosity
kurang keropos
Highly keropos
luster
kurang
waxy lan kurang
kekuatan compressive
ora Sumadhiya
tartamtu gravitasi
2.65-2.8
2.56-2.68
Kapadhetan
2.6-2.8 g / cm 3
2.54-2.66 g / cm 3
resistance
tahan panas, impact tahan, meksa tahan, nyandhang tahan
tahan panas, impact tahan