Properties of Argillite lan Suevite
ukuran gandum
grained nggoleki
coarse grained
rengat
conchoidal kanggo ora rata
ora rata
tilas
putih kanggo werna abu-abu
cahya kanggo coklat peteng
porosity
Highly keropos
kurang keropos
luster
waxy lan kurang
earthy
cleavage
slaty
ora duwe aturan baku
kateguhan
2.6
ora kasedhiya
tartamtu gravitasi
2.56-2.68
2.86
Kapadhetan
2.54-2.66 g / cm 3
2.8-2.9 g / cm 3
resistance
tahan panas, impact tahan
tahan panas