Know all about Scoria and Borolanite properties here. All properties of rocks are important as they define the type of rock and its application. Scoria and Borolanite belong to Igneous Rocks.Texture of Scoria is Vesicular whereas that of Borolanite is Granular. Scoria appears Glassy and Vesicular and Borolanite appears Banded and Foilated. The luster of Scoria is subvitreous to dull while that of Borolanite is greasy to dull. Scoria is available in black, brown, dark grey to black, red colors whereas Borolanite is available in brown, buff, cream, green, grey, pink, white 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 Borolanite are cemetery markers.