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