Know all about Scoria and Hornblendite properties here. All properties of rocks are important as they define the type of rock and its application. Scoria and Hornblendite belong to Igneous Rocks.Texture of Scoria is Vesicular whereas that of Hornblendite is Banded, Foliated, Massive. Scoria appears Glassy and Vesicular and Hornblendite appears Foliated. The luster of Scoria is subvitreous to dull while that of Hornblendite is vitreous to dull. Scoria is available in black, brown, dark grey to black, red colors whereas Hornblendite is available in black, brown, green, grey colors. The commercial uses of Scoria are as a traction material on snow-covered roads, creating artwork, high-temperature insulation, in gas barbecue grills and that of Hornblendite are cemetery markers, commemorative tablets, creating artwork.