Properties of Gritstone lan Krikel Minyak
ukuran gandum
coarse grained
banget nggoleki-grained
rengat
conchoidal
ora kasedhiya
porosity
Highly keropos
Highly keropos
kekuatan compressive
ora Sumadhiya
kateguhan
ora kasedhiya
2.6
tartamtu gravitasi
2.250
2.2-2.8
Kapadhetan
2.2 g / cm 3
2.4-2.8 g / cm 3
resistance
tahan panas, impact tahan, meksa tahan
tahan panas, impact tahan