Know all about Blue Granite and Foidolite properties here. All properties of rocks are important as they define the type of rock and its application. Blue Granite and Foidolite belong to Igneous Rocks.Texture of Blue Granite is Phaneritic whereas that of Foidolite is Earthy. Blue Granite appears Shiny and Foidolite appears Dull. The luster of Blue Granite and Foidolite is subvitreous to dull. Blue Granite is available in black, brown, light to dark grey, white colors whereas Foidolite is available in black, brown, colourless, green, grey, pink, white colors. The commercial uses of Blue Granite and Foidolite are cemetery markers, commemorative tablets, creating artwork, curling.