Know all about Peridotite and Tonalite properties here. All properties of rocks are important as they define the type of rock and its application. Peridotite and Tonalite belong to Igneous Rocks.Texture of Peridotite is Phaneritic whereas that of Tonalite is Phaneritic. Peridotite appears Rough and Shiny and Tonalite appears Banded and Foilated. The luster of Peridotite is shiny while that of Tonalite is subvitreous to dull. Peridotite is available in dark greenish - grey colors whereas Tonalite is available in black, brown, light to dark grey, white colors. The commercial uses of Peridotite are creating artwork, gemstone, jewelry, source of chromite, platinum, nickel and garnet, source of diamonds and that of Tonalite are cemetery markers, creating artwork.