Properties of Greywacke lan Hyaloclastite
ukuran gandum
sudut lan nggoleki
grained nggoleki
rengat
conchoidal
ora kasedhiya
porosity
Highly keropos
Highly keropos
luster
kurang
kurang lan grainy
cleavage
sampurna
ora kasedhiya
kateguhan
2.6
ora kasedhiya
tartamtu gravitasi
2.2-2.8
ora Sumadhiya
Kapadhetan
2.6-2.61 g / cm 3
ora Sumadhiya
resistance
tahan panas, impact tahan, meksa tahan
tahan panas