Rock texturesRocks have a variety of textures. Layered sandstone makes a gritty texture, Whilst coquina could be tough with cemented shells sometimes manufacturing a sharp edge. Similarly, breccia, which has pieces of other rocks which have been cemented jointly, and porphyry, which contains interlocking mineral crystals, are usually tough. These https://personalised-sweets46789.dm-blog.com/36273901/the-best-side-of-sticks-of-rock