Know all about Variolite and Migmatite properties here. All properties of rocks are important as they define the type of rock and its application. Variolite belongs to Igneous Rocks while Migmatite belongs to Metamorphic Rocks.Texture of Variolite is Glassy, Massive, Porphyritic, Scoriaceous, Vesicular whereas that of Migmatite is Foliated. Variolite appears Dull and Soft and Migmatite appears Dull, Banded and Foilated. The luster of Variolite is not available while that of Migmatite is dull to pearly to subvitreous. Variolite is available in black, brown, light to dark grey colors whereas Migmatite is available in black, bluish - grey, brown, brown- black, dark greenish - grey, dark grey to black colors. The commercial uses of Variolite are cemetery markers, creating artwork and that of Migmatite are cemetery markers, jewelry, tombstones, used to manufracture paperweights and bookends.