Know all about Dacite and Trondhjemite properties here. All properties of rocks are important as they define the type of rock and its application. Dacite and Trondhjemite belong to Igneous Rocks.Texture of Dacite is Aphanitic to Porphyritic whereas that of Trondhjemite is Phaneritic. Dacite appears Vesicular and Trondhjemite appears Banded and Foilated. The luster of Dacite and Trondhjemite is subvitreous to dull. Dacite is available in bluish - grey, brown, grey, light to dark grey colors whereas Trondhjemite is available in black, brown, light to dark grey, white colors. The commercial uses of Dacite are commemorative tablets, creating artwork and that of Trondhjemite are cemetery markers, creating artwork.