Rock texturesRocks have many alternative textures. Layered sandstone produces a gritty texture, whereas coquina can be rough with cemented shells often developing a sharp edge. Similarly, breccia, which has parts of other rocks that have been cemented collectively, and porphyry, which incorporates interlocking mineral crystals, tend to be tough. Igneous https://sticks-of-rock12345.blogdeazar.com/36578610/about-personalised-sweets