Properties of Argillite lan Rapakivi Granit
ukuran gandum
grained nggoleki
gedhe lan coarse grained
rengat
conchoidal kanggo ora rata
ora kasedhiya
tilas
putih kanggo werna abu-abu
putih
porosity
Highly keropos
kurang keropos
luster
waxy lan kurang
kurang kanggo grainy karo bagean kala-kala pearly lan vitreous
kekuatan compressive
ora Sumadhiya
cleavage
slaty
ora kasedhiya
kateguhan
2.6
ora kasedhiya
tartamtu gravitasi
2.56-2.68
2.6-2.7
Kapadhetan
2.54-2.66 g / cm 3
2.6-2.8 g / cm 3
resistance
tahan panas, impact tahan
tahan panas, nyandhang tahan