Properties of Greywacke lan Comendite
ukuran gandum
sudut lan nggoleki
grained medium
rengat
conchoidal
mrembet
porosity
Highly keropos
Highly keropos
kekuatan compressive
ora Sumadhiya
cleavage
sampurna
ora kasedhiya
tartamtu gravitasi
2.2-2.8
2.38
Kapadhetan
2.6-2.61 g / cm 3
ora Sumadhiya
resistance
tahan panas, impact tahan, meksa tahan
tahan panas, impact tahan