Know all about Trondhjemite and Tuff properties here. All properties of rocks are important as they define the type of rock and its application. Trondhjemite and Tuff belong to Igneous Rocks.Texture of Trondhjemite is Phaneritic whereas that of Tuff is Clastic, Pyroclastic. Trondhjemite appears Banded and Foilated and Tuff appears Dull, Vesicular and Foilated. The luster of Trondhjemite is subvitreous to dull while that of Tuff is vitreous to dull. Trondhjemite is available in black, brown, light to dark grey, white colors whereas Tuff is available in brown, grey, yellow colors. The commercial uses of Trondhjemite and Tuff are cemetery markers, creating artwork.