mineral powders shall be blended with asphalt to increase weather and fire resistance. Granules could include comminuted and shielded slanted, schiss, quarters, glazed brick, stone or ceramic granules. further constituents might be speak, sand, styrene-butadiene-styrene and varied biocides. article source 1m8!1m3!1d3227262.1791578634!2d-85.7682398!3d37.8222934!3m2!1i1024!