Properties of Greywacke lan Trachyte
ukuran gandum
sudut lan nggoleki
grained nggoleki
rengat
conchoidal
ora kasedhiya
porosity
Highly keropos
kurang keropos
kekuatan compressive
ora Sumadhiya
cleavage
sampurna
ora kasedhiya
kateguhan
2.6
ora kasedhiya
tartamtu gravitasi
2.2-2.8
2.7
Kapadhetan
2.6-2.61 g / cm 3
2.43-2.45 g / cm 3
resistance
tahan panas, impact tahan, meksa tahan
tahan panas, impact tahan, nyandhang tahan