Properties of Slate lan Ignimbrite
ukuran gandum
banget nggoleki-grained
grained nggoleki
rengat
splintery
ora rata
tilas
cahya kanggo coklat peteng
putih
porosity
kurang keropos
Highly keropos
luster
kurang
vitreous kanggo kurang
cleavage
slaty
ora kasedhiya
kateguhan
1.2
ora kasedhiya
tartamtu gravitasi
2.65-2.8
2.73
Kapadhetan
2.6-2.8 g / cm 3
1-1.8 g / cm 3
resistance
tahan panas, impact tahan, meksa tahan, nyandhang tahan
tahan panas, impact tahan, meksa tahan, nyandhang tahan