Know all about Websterite and Diabase properties here. All properties of rocks are important as they define the type of rock and its application. Websterite and Diabase belong to Igneous Rocks.Texture of Websterite is Clastic, Granular, Phaneritic, Porphyritic whereas that of Diabase is Aphanitic, Granular. Websterite appears Layered, Banded, Veined and Shiny and Diabase appears Vesicular. The luster of Websterite is dull to vitreous to submetallic while that of Diabase is not available. Websterite is available in black to grey, bluish - grey, dark greenish - grey, green, light greenish grey colors whereas Diabase is available in dark grey to black colors. The commercial uses of Websterite are cemetery markers, commemorative tablets, creating artwork, laboratory bench tops, jewelry, sea defence, tombstones and that of Diabase are an oil and gas reservoir, cemetery markers, commemorative tablets, laboratory bench tops, jewelry, sea defence, tombstones.