Properties of Slate lan Trachyte
ukuran gandum
banget nggoleki-grained
grained nggoleki
rengat
splintery
ora kasedhiya
tilas
cahya kanggo coklat peteng
putih
porosity
kurang keropos
kurang keropos
cleavage
slaty
ora kasedhiya
kateguhan
1.2
ora kasedhiya
tartamtu gravitasi
2.65-2.8
2.7
Kapadhetan
2.6-2.8 g / cm 3
2.43-2.45 g / cm 3
kapasitas panas tartamtu
ora Sumadhiya
resistance
tahan panas, impact tahan, meksa tahan, nyandhang tahan
tahan panas, impact tahan, nyandhang tahan