Tuff properties are essential when it comes to identification of rocks. The study of properties of Tuff rock is done by Mineralogists to determine the identity of rock. Some of the properties of Tuff include: Hardness, Color, Fracture, Luster, Compressive Strength etc. Tuff is Fine Grained. As compared to other rocks, Tuff is more porous and its density is 1-1.8 g/cm3. Get to know more about physical properties of Tuff and thermal properties of Tuff.