Properties of Slate lan Travertine
ukuran gandum
banget nggoleki-grained
grained nggoleki
rengat
splintery
splintery
tilas
cahya kanggo coklat peteng
putih
porosity
kurang keropos
Highly keropos
luster
kurang
kurang kanggo pearly
tartamtu gravitasi
2.65-2.8
1.68
Kapadhetan
2.6-2.8 g / cm 3
2.71 g / cm 3
resistance
tahan panas, impact tahan, meksa tahan, nyandhang tahan
impact tahan, meksa tahan, nyandhang tahan