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