Properties of Tuff lan Itacolumite
ukuran gandum
grained nggoleki
coarse utawa nggoleki
rengat
ora rata
conchoidal
porosity
Highly keropos
Highly keropos
luster
vitreous kanggo kurang
kurang
cleavage
ora kasedhiya
sampurna
kateguhan
ora kasedhiya
2.6
tartamtu gravitasi
2.73
2.2-2.8
Kapadhetan
1-1.8 g / cm 3
2.2-2.8 g / cm 3
resistance
tahan panas, impact tahan, meksa tahan, nyandhang tahan
tahan panas, impact tahan, meksa tahan