Properties of Siltstone lan Gneiss
ukuran gandum
grained nggoleki
medium kanggo coarse grained
rengat
conchoidal
ora duwe aturan baku
porosity
Highly keropos
banget kurang keropos
kekuatan compressive
ora Sumadhiya
cleavage
ora kasedhiya
miskin
tartamtu gravitasi
2.54-2.73
2.5-2.7
transparan
opaque
tembus kanggo opaque
Kapadhetan
2.6-2.7 g / cm 3
2.6-2.9 g / cm 3
resistance
tahan panas, impact tahan, meksa tahan, banyu tahan
tahan panas, meksa tahan, ngeruk tahan, nyandhang tahan