Properties of Gossan lan Tuff
ukuran gandum
nggoleki grained medium
grained nggoleki
rengat
conchoidal
ora rata
tilas
putih kanggo werna abu-abu
putih
porosity
Highly keropos
Highly keropos
luster
metallic
vitreous kanggo kurang
kekuatan compressive
ora Sumadhiya
cleavage
ora kasedhiya
ora kasedhiya
kateguhan
ora kasedhiya
ora kasedhiya
tartamtu gravitasi
2.0
2.73
Kapadhetan
ora Sumadhiya
1-1.8 g / cm 3
resistance
tahan panas, impact tahan, meksa tahan
tahan panas, impact tahan, meksa tahan, nyandhang tahan