Properties of Slate lan Essexite
ukuran gandum
banget nggoleki-grained
grained nggoleki
rengat
splintery
conchoidal
tilas
cahya kanggo coklat peteng
ireng
porosity
kurang keropos
Highly keropos
luster
kurang
ora kasedhiya
kekuatan compressive
ora Sumadhiya
cleavage
slaty
ora kasedhiya
tartamtu gravitasi
2.65-2.8
ora Sumadhiya
Kapadhetan
2.6-2.8 g / cm 3
ora Sumadhiya
kapasitas panas tartamtu
ora Sumadhiya
resistance
tahan panas, impact tahan, meksa tahan, nyandhang tahan
impact tahan, meksa tahan, nyandhang tahan