Know all about Rhyodacite and Borolanite properties here. All properties of rocks are important as they define the type of rock and its application. Rhyodacite and Borolanite belong to Igneous Rocks.Texture of Rhyodacite is Earthy whereas that of Borolanite is Granular. Rhyodacite appears Skeletal and Borolanite appears Banded and Foilated. The luster of Rhyodacite and Borolanite is greasy to dull. Rhyodacite is available in black to grey, dark greenish - grey colors whereas Borolanite is available in brown, buff, cream, green, grey, pink, white colors. The commercial uses of Rhyodacite and Borolanite are cemetery markers, creating artwork.