Know all about Skarn and Hawaiite properties here. All properties of rocks are important as they define the type of rock and its application. Skarn belongs to Metamorphic Rocks while Hawaiite belongs to Igneous Rocks.Texture of Skarn is Earthy, Mud-rich, Rough whereas that of Hawaiite is Glassy, Massive, Porphyritic, Scoriaceous, Vesicular. Skarn appears Dull and Hawaiite appears Dull and Soft. The luster of Skarn is waxy and dull while that of Hawaiite is not available. Skarn is available in black, brown, colourless, green, grey, white colors whereas Hawaiite is available in black, brown, light to dark grey colors. The commercial uses of Skarn are creating artwork, gemstone, jewelry, metallurgical flux, source of magnesia (mgo) and that of Hawaiite are creating artwork, sea defence.