Properties of Tuff lan Basanite
ukuran gandum
grained nggoleki
grained nggoleki
rengat
ora rata
ora rata, splintery utawa conchoidal
porosity
Highly keropos
Highly keropos
luster
vitreous kanggo kurang
waxy lan kurang
tartamtu gravitasi
2.73
2.5-2.8
transparan
opaque
tembus kanggo opaque
Kapadhetan
1-1.8 g / cm 3
2.7 g / cm 3
resistance
tahan panas, impact tahan, meksa tahan, nyandhang tahan
tahan panas, impact tahan, meksa tahan, nyandhang tahan