Know all about Foidolite and Mudstone properties here. All properties of rocks are important as they define the type of rock and its application. Foidolite belongs to Igneous Rocks while Mudstone belongs to Sedimentary Rocks.Texture of Foidolite is Earthy whereas that of Mudstone is Clastic. Foidolite appears Dull and Mudstone appears Rough and Dull. The luster of Foidolite is subvitreous to dull while that of Mudstone is dull. Foidolite is available in black, brown, colourless, green, grey, pink, white colors whereas Mudstone is available in black, blue, brown, green, grey, orange, red, white, yellow colors. The commercial uses of Foidolite are cemetery markers, commemorative tablets, creating artwork and that of Mudstone are creating artwork, pottery.