Know all about Tuff and Soapstone properties here. All properties of rocks are important as they define the type of rock and its application. Tuff belongs to Igneous Rocks while Soapstone belongs to Metamorphic Rocks.Texture of Tuff is Clastic, Pyroclastic whereas that of Soapstone is Polished. Tuff appears Dull, Vesicular and Foilated and Soapstone appears Dull, Banded and Foilated. The luster of Tuff is vitreous to dull while that of Soapstone is greasy. Tuff is available in brown, grey, yellow colors whereas Soapstone is available in black, black to grey, green, grey colors. The commercial uses of Tuff are creating artwork and that of Soapstone are cemetery markers, creating artwork, gemstone, jewelry, manufacture of soap, solvents, dyes, plastics and fibres, production of lime, source of magnesia (mgo).