Know all about Trondhjemite and Limestone properties here. All properties of rocks are important as they define the type of rock and its application. Trondhjemite belongs to Igneous Rocks while Limestone belongs to Sedimentary Rocks.Texture of Trondhjemite is Phaneritic whereas that of Limestone is Clastic or Non-Clastic. Trondhjemite appears Banded and Foilated and Limestone appears Rough and Banded. The luster of Trondhjemite is subvitreous to dull while that of Limestone is dull to pearly. Trondhjemite is available in black, brown, light to dark grey, white colors whereas Limestone is available in beige, black, blue, brown, cream, gold, green, grey, light green, light grey, linen, pink, red, rust, silver, white, yellow colors. The commercial uses of Trondhjemite are cemetery markers, creating artwork and that of Limestone are animal feed filler, as a feed additive for livestock, paper industry, raw material for manufacture of quicklime, slaked lime, soil conditioner, used in aquariums, whiting material in toothpaste, paint and paper.