Rock texturesRocks have a variety of textures. Layered sandstone produces a gritty texture, Whilst coquina might be rough with cemented shells sometimes making a sharp edge. Likewise, breccia, which has pieces of other rocks that were cemented collectively, and porphyry, which contains interlocking mineral crystals, are typically rough. Igneous rocks https://sticksofrock24566.bligblogging.com/36961345/everything-about-sticks-of-rock