Know all about Diabase and Trachyandesite properties here. All properties of rocks are important as they define the type of rock and its application. Diabase and Trachyandesite belong to Igneous Rocks.Texture of Diabase is Aphanitic, Granular whereas that of Trachyandesite is Glassy, Massive, Porphyritic, Scoriaceous, Vesicular. Diabase appears Vesicular and Trachyandesite appears Dull and Soft. The luster of Diabase is not available while that of Trachyandesite is earthy. Diabase is available in dark grey to black colors whereas Trachyandesite is available in black, brown, light to dark grey 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 Trachyandesite are creating artwork, pottery.