Know all about Hawaiite and Anthracite properties here. All properties of rocks are important as they define the type of rock and its application. Hawaiite belongs to Igneous Rocks while Anthracite belongs to Metamorphic Rocks.Texture of Hawaiite is Glassy, Massive, Porphyritic, Scoriaceous, Vesicular whereas that of Anthracite is Amorphous, Glassy. Hawaiite appears Dull and Soft and Anthracite appears Veined or Pebbled. The luster of Hawaiite is not available while that of Anthracite is shiny. Hawaiite is available in black, brown, light to dark grey colors whereas Anthracite is available in black, brown, dark brown, grey, light to dark grey colors. The commercial uses of Hawaiite are creating artwork, sea defence and that of Anthracite are alumina refineries, electricity generation, liquid fuel, manufacture of soap, solvents, dyes, plastics and fibres, paper industry.