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