Know all about Hawaiite and Schist properties here. All properties of rocks are important as they define the type of rock and its application. Hawaiite belongs to Igneous Rocks while Schist belongs to Metamorphic Rocks.Texture of Hawaiite is Glassy, Massive, Porphyritic, Scoriaceous, Vesicular whereas that of Schist is Foliated, Platy. Hawaiite appears Dull and Soft and Schist appears Layered and Shiny. The luster of Hawaiite is not available while that of Schist is shiny. Hawaiite is available in black, brown, light to dark grey colors whereas Schist is available in black, blue, brown, dark brown, green, grey, silver colors. The commercial uses of Hawaiite are creating artwork, sea defence and that of Schist are used in aquariums, writing slates.