Properties of Greywacke lan Mangerite
ukuran gandum
sudut lan nggoleki
medium kanggo nggoleki coarse grained
rengat
conchoidal
ora kasedhiya
porosity
Highly keropos
kurang keropos
luster
kurang
subvitreous kanggo kurang
kekuatan compressive
ora Sumadhiya
cleavage
sampurna
ora kasedhiya
kateguhan
2.6
ora kasedhiya
tartamtu gravitasi
2.2-2.8
2.8-3
Kapadhetan
2.6-2.61 g / cm 3
2.9-2.91 g / cm 3
kapasitas panas tartamtu
ora Sumadhiya
resistance
tahan panas, impact tahan, meksa tahan
tahan panas, impact tahan, meksa tahan