Properties of Argillite lan Sovite
ukuran gandum
grained nggoleki
medium kanggo nggoleki coarse grained
rengat
conchoidal kanggo ora rata
conchoidal
tilas
putih kanggo werna abu-abu
putih
porosity
Highly keropos
kurang keropos
luster
waxy lan kurang
subvitreous kanggo kurang
tartamtu gravitasi
2.56-2.68
2.86-2.87
Kapadhetan
2.54-2.66 g / cm 3
2.84-2.86 g / cm 3
resistance
tahan panas, impact tahan
tahan panas, meksa tahan