Properties of Siltstone lan Charnockite
ukuran gandum
grained nggoleki
coarse grained
rengat
conchoidal
ora kasedhiya
porosity
Highly keropos
banget kurang keropos
luster
kurang
ora kasedhiya
cleavage
ora kasedhiya
ora kasedhiya
kateguhan
2.6
ora kasedhiya
tartamtu gravitasi
2.54-2.73
ora Sumadhiya
Kapadhetan
2.6-2.7 g / cm 3
2.6 g / cm 3
resistance
tahan panas, impact tahan, meksa tahan, banyu tahan
tahan panas, nyandhang tahan