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