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