Know all about Foidolite and Schist properties here. All properties of rocks are important as they define the type of rock and its application. Foidolite belongs to Igneous Rocks while Schist belongs to Metamorphic Rocks.Texture of Foidolite is Earthy whereas that of Schist is Foliated, Platy. Foidolite appears Dull and Schist appears Layered and Shiny. The luster of Foidolite is subvitreous to dull while that of Schist is shiny. Foidolite is available in black, brown, colourless, green, grey, pink, white colors whereas Schist is available in black, blue, brown, dark brown, green, grey, silver colors. The commercial uses of Foidolite are cemetery markers, commemorative tablets, creating artwork and that of Schist are used in aquariums, writing slates.