Know all about Diabase and Banded iron formation properties here. All properties of rocks are important as they define the type of rock and its application. Diabase belongs to Igneous Rocks while Banded iron formation belongs to Sedimentary Rocks.Texture of Diabase is Aphanitic, Granular whereas that of Banded iron formation is Banded, Trellis. Diabase appears Vesicular and Banded iron formation appears Layered, Banded, Veined and Shiny. The luster of Diabase is not available while that of Banded iron formation is earthy. Diabase is available in dark grey to black colors whereas Banded iron formation is available in red, reddish brown 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 Banded iron formation are as a touchstone, cemetery markers, creating artwork.