Know all about Basalt and Tuff properties here. All properties of rocks are important as they define the type of rock and its application. Basalt and Tuff belong to Igneous Rocks.Texture of Basalt is Glassy, Massive, Porphyritic, Scoriaceous, Vesicular whereas that of Tuff is Clastic, Pyroclastic. Basalt appears Dull and Soft and Tuff appears Dull, Vesicular and Foilated. The luster of Basalt is not available while that of Tuff is vitreous to dull. Basalt is available in black, brown, light to dark grey colors whereas Tuff is available in brown, grey, yellow colors. The commercial uses of Basalt and Tuff are an oil and gas reservoir, commemorative tablets, creating artwork, used in aquariums.