Know all about Tonalite and Foidolite properties here. All properties of rocks are important as they define the type of rock and its application. Tonalite and Foidolite belong to Igneous Rocks.Texture of Tonalite is Phaneritic whereas that of Foidolite is Earthy. Tonalite appears Banded and Foilated and Foidolite appears Dull. The luster of Tonalite and Foidolite is subvitreous to dull. Tonalite is available in black, brown, light to dark grey, white colors whereas Foidolite is available in black, brown, colourless, green, grey, pink, white colors. The commercial uses of Tonalite are cemetery markers, creating artwork and that of Foidolite are cemetery markers, commemorative tablets, creating artwork.