Know all about Aplite and Gossan properties here. All properties of rocks are important as they define the type of rock and its application. Aplite belongs to Igneous Rocks while Gossan belongs to Metamorphic Rocks.Texture of Aplite is Granular, Graphic whereas that of Gossan is Rough, Sandy. Aplite appears Veined or Pebbled and Gossan appears Dull and Banded. The luster of Aplite is dull to pearly to subvitreous while that of Gossan is metallic. Aplite is available in black, grey, orange, pink, white colors whereas Gossan is available in brown, brown- black, gold, green, rust colors. The commercial uses of Aplite are curling, gemstone, laboratory bench tops, small sculptures, tombstones and that of Gossan are cemetery markers, commemorative tablets, gemstone.