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