Properties of Phyllite and Suevite play an important role in determining the type of rock. Along with Phyllite vs Suevite properties, get to know more about Phyllite Definition and Suevite 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 Phyllite and Suevite.