Know all about Gossan and Shoshonite properties here. All properties of rocks are important as they define the type of rock and its application. Gossan belongs to Metamorphic Rocks while Shoshonite belongs to Igneous Rocks.Texture of Gossan is Rough, Sandy whereas that of Shoshonite is Porphyritic. Gossan appears Dull and Banded and Shoshonite appears Dull. The luster of Gossan is metallic while that of Shoshonite is dull. Gossan is available in brown, brown- black, gold, green, rust colors whereas Shoshonite is available in brown- black, dark brown colors. The commercial uses of Gossan are cemetery markers, commemorative tablets, gemstone and that of Shoshonite are cemetery markers, creating artwork.