Know all about Granophyre and Trondhjemite properties here. All properties of rocks are important as they define the type of rock and its application. Granophyre and Trondhjemite belong to Igneous Rocks.Texture of Granophyre is Granophyric whereas that of Trondhjemite is Phaneritic. Granophyre appears Veined or Pebbled and Trondhjemite appears Banded and Foilated. The luster of Granophyre is dull to grainy with sporadic parts pearly and vitreous while that of Trondhjemite is subvitreous to dull. Granophyre is available in black, grey, orange, pink, white colors whereas Trondhjemite is available in black, brown, light to dark grey, white colors. The commercial uses of Granophyre are curling, gemstone, laboratory bench tops, tombstones and that of Trondhjemite are cemetery markers, creating artwork.