Properties of Ganister lan Gossan
ukuran gandum
coarse utawa nggoleki
nggoleki grained medium
rengat
splintery
conchoidal
tilas
putih
putih kanggo werna abu-abu
porosity
Highly keropos
Highly keropos
kekuatan compressive
ora Sumadhiya
cleavage
sampurna
ora kasedhiya
kateguhan
2.6
ora kasedhiya
tartamtu gravitasi
2.2-2.8
2.0
Kapadhetan
2.2-2.8 g / cm 3
ora Sumadhiya
resistance
tahan panas, impact tahan, meksa tahan
tahan panas, impact tahan, meksa tahan