Scoria properties are essential when it comes to identification of rocks. The study of properties of Scoria rock is done by Mineralogists to determine the identity of rock. Some of the properties of Scoria include: Hardness, Color, Fracture, Luster, Compressive Strength etc. Scoria is Fine Grained. As compared to other rocks, Scoria is more porous and its density is Not Available. Get to know more about physical properties of Scoria and thermal properties of Scoria.