Know all about Schist and Diabase properties here. All properties of rocks are important as they define the type of rock and its application. Schist belongs to Metamorphic Rocks while Diabase belongs to Igneous Rocks.Texture of Schist is Foliated, Platy whereas that of Diabase is Aphanitic, Granular. Schist appears Layered and Shiny and Diabase appears Vesicular. The luster of Schist is shiny while that of Diabase is not available. Schist is available in black, blue, brown, dark brown, green, grey, silver colors whereas Diabase is available in dark grey to black colors. The commercial uses of Schist are used in aquariums, writing slates and that of Diabase are an oil and gas reservoir, cemetery markers, commemorative tablets, laboratory bench tops, jewelry, sea defence, tombstones.