Know all about Talc carbonate and Trondhjemite properties here. All properties of rocks are important as they define the type of rock and its application. Talc carbonate belongs to Metamorphic Rocks while Trondhjemite belongs to Igneous Rocks.Texture of Talc carbonate is Very Soft whereas that of Trondhjemite is Phaneritic. Talc carbonate appears Soft and Trondhjemite appears Banded and Foilated. The luster of Talc carbonate is pearly while that of Trondhjemite is subvitreous to dull. Talc carbonate is available in colourless, grey, white colors whereas Trondhjemite is available in black, brown, light to dark grey, white colors. The commercial uses of Talc carbonate are manufacturing of baby powder and that of Trondhjemite are cemetery markers, creating artwork.