Know all about Borolanite and Rhyolite properties here. All properties of rocks are important as they define the type of rock and its application. Borolanite and Rhyolite belong to Igneous Rocks.Texture of Borolanite is Granular whereas that of Rhyolite is Aphanitic, Glassy, Porphyritic. Borolanite appears Banded and Foilated and Rhyolite appears Banded. The luster of Borolanite is greasy to dull while that of Rhyolite is earthy. Borolanite is available in brown, buff, cream, green, grey, pink, white colors whereas Rhyolite is available in grey, white, light black colors. The commercial uses of Borolanite are cemetery markers and that of Rhyolite are gemstone, laboratory bench tops, jewelry.