Rock texturesRocks have a number of textures. Layered sandstone produces a gritty texture, While coquina may very well be rough with cemented shells once in a while creating a sharp edge. Also, breccia, which contains items of other rocks which were cemented together, and porphyry, which is made up of https://sticksofrock68890.blogdun.com/37070754/top-latest-five-sticks-of-rock-urban-news