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