Know all about Hawaiite and Arkose properties here. All properties of rocks are important as they define the type of rock and its application. Hawaiite belongs to Igneous Rocks while Arkose belongs to Sedimentary Rocks.Texture of Hawaiite is Glassy, Massive, Porphyritic, Scoriaceous, Vesicular whereas that of Arkose is Clastic. Hawaiite appears Dull and Soft and Arkose appears Rough and Dull. The luster of Hawaiite is not available while that of Arkose is dull. Hawaiite is available in black, brown, light to dark grey colors whereas Arkose is available in reddish brown colors. The commercial uses of Hawaiite are creating artwork, sea defence and that of Arkose are in aquifers, soil conditioner, source of magnesia (mgo), tombstones.