Know all about Trondhjemite and Sovite properties here. All properties of rocks are important as they define the type of rock and its application. Trondhjemite and Sovite belong to Igneous Rocks.Texture of Trondhjemite is Phaneritic whereas that of Sovite is Granular, Poikiloblastic. Trondhjemite appears Banded and Foilated and Sovite appears Dull, Banded and Foilated. The luster of Trondhjemite and Sovite is subvitreous to dull. Trondhjemite is available in black, brown, light to dark grey, white colors whereas Sovite is available in black, brown, colourless, green, grey, pink, white colors. The commercial uses of Trondhjemite are cemetery markers, creating artwork and that of Sovite are an oil and gas reservoir, as a feed additive for livestock, creating artwork, gemstone, metallurgical flux, production of lime, soil conditioner, source of magnesia (mgo).