Properties of Schist lan Websterite
ukuran gandum
medium kanggo nggoleki coarse grained
coarse grained
rengat
conchoidal
ora rata
tilas
putih
putih, greenish putih utawa abu-abu
porosity
Highly keropos
kurang keropos
luster
mengilap
kurang kanggo vitreous kanggo submetallic
cleavage
slaty
ora duwe aturan baku
kateguhan
1.5
ora kasedhiya
tartamtu gravitasi
2.5-2.9
3.2-3.5
Kapadhetan
2.8-2.9 g / cm 3
3.1-3.6 g / cm 3
resistance
impact tahan, meksa tahan, banyu tahan
impact tahan, meksa tahan, nyandhang tahan