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