Know all about Porphyry and Borolanite properties here. All properties of rocks are important as they define the type of rock and its application. Porphyry and Borolanite belong to Igneous Rocks.Texture of Porphyry is Porphyritic whereas that of Borolanite is Granular. Porphyry appears Dull and Borolanite appears Banded and Foilated. The luster of Porphyry is dull while that of Borolanite is greasy to dull. Porphyry is available in black, brown, colourless, green, grey, red, rust, white colors whereas Borolanite is available in brown, buff, cream, green, grey, pink, white colors. The commercial uses of Porphyry are creating artwork, gemstone, jewelry and that of Borolanite are cemetery markers.