Know all about Diabase and Hornblendite properties here. All properties of rocks are important as they define the type of rock and its application. Diabase and Hornblendite belong to Igneous Rocks.Texture of Diabase is Aphanitic, Granular whereas that of Hornblendite is Banded, Foliated, Massive. Diabase appears Vesicular and Hornblendite appears Foliated. The luster of Diabase is not available while that of Hornblendite is vitreous to dull. Diabase is available in dark grey to black colors whereas Hornblendite is available in black, brown, green, 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 Hornblendite are cemetery markers, commemorative tablets, creating artwork.