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