Properties of Greywacke lan Hornfels
ukuran gandum
sudut lan nggoleki
grained nggoleki
rengat
conchoidal
conchoidal
porosity
Highly keropos
Highly keropos
kekuatan compressive
ora Sumadhiya
cleavage
sampurna
sampurna
kateguhan
2.6
durung ketemu
tartamtu gravitasi
2.2-2.8
3.4-3.9
Kapadhetan
2.6-2.61 g / cm 3
0.25-0.30 g / cm 3
kapasitas panas tartamtu
ora Sumadhiya
resistance
tahan panas, impact tahan, meksa tahan
tahan panas, impact tahan, meksa tahan