Properties of Argillite lan Pumice
ukuran gandum
grained nggoleki
grained nggoleki
rengat
conchoidal kanggo ora rata
planar
tilas
putih kanggo werna abu-abu
putih, greenish putih utawa abu-abu
porosity
Highly keropos
Highly keropos
luster
waxy lan kurang
earthy
kekuatan compressive
ora Sumadhiya
tartamtu gravitasi
2.56-2.68
2.86
Kapadhetan
2.54-2.66 g / cm 3
0.25-0.3 g / cm 3
resistance
tahan panas, impact tahan
impact tahan, meksa tahan