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