Know all about Diabase and Pegmatite properties here. All properties of rocks are important as they define the type of rock and its application. Diabase and Pegmatite belong to Igneous Rocks.Texture of Diabase is Aphanitic, Granular whereas that of Pegmatite is Pegmatitic. Diabase appears Vesicular and Pegmatite appears Layered, Banded, Veined and Shiny. The luster of Diabase is not available while that of Pegmatite is grainy, pearly and vitreous. Diabase is available in dark grey to black colors whereas Pegmatite is available in black, brown, cream, green, grey, pink, red, rust, silver, white, yellow 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 Pegmatite are creating artwork, jewelry, source of corundum, tourmalines, beryls and topaz.