Know all about Arkose and Foidolite properties here. All properties of rocks are important as they define the type of rock and its application. Arkose belongs to Sedimentary Rocks while Foidolite belongs to Igneous Rocks.Texture of Arkose is Clastic whereas that of Foidolite is Earthy. Arkose appears Rough and Dull and Foidolite appears Dull. The luster of Arkose is dull while that of Foidolite is subvitreous to dull. Arkose is available in reddish brown colors whereas Foidolite is available in black, brown, colourless, green, grey, pink, white colors. The commercial uses of Arkose are in aquifers, soil conditioner, source of magnesia (mgo), tombstones and that of Foidolite are cemetery markers, commemorative tablets, creating artwork.