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