Rock texturesRocks have numerous textures. Layered sandstone makes a gritty texture, While coquina could be tough with cemented shells from time to time generating a sharp edge. Similarly, breccia, which consists of pieces of other rocks that were cemented together, and porphyry, which has interlocking mineral crystals, are usually rough. https://sticks-of-rock57788.slypage.com/36934351/sticks-of-rock-no-further-a-mystery