Properties of Essexite lan Argillite
ukuran gandum
grained nggoleki
grained nggoleki
rengat
conchoidal
conchoidal kanggo ora rata
tilas
ireng
putih kanggo werna abu-abu
porosity
Highly keropos
Highly keropos
luster
ora kasedhiya
waxy lan kurang
cleavage
ora kasedhiya
slaty
tartamtu gravitasi
ora Sumadhiya
2.56-2.68
Kapadhetan
ora Sumadhiya
2.54-2.66 g / cm 3
kapasitas panas tartamtu
ora Sumadhiya
resistance
impact tahan, meksa tahan, nyandhang tahan
tahan panas, impact tahan