Properties of Dacite and Pyroxenite play an important role in determining the type of rock. Along with Dacite vs Pyroxenite properties, get to know more about Dacite Definition and Pyroxenite Definition. For the ease of understanding, the properties of rocks are divided into physical and thermal properties. Rocks have a variety of properties like hardness, color, specific gravity, fracture, cleavage, luster etc. Know all about physical and thermal properties of Dacite and Pyroxenite.