Rock texturesRocks have many alternative textures. Layered sandstone generates a gritty texture, Whilst coquina might be tough with cemented shells sometimes making a pointy edge. Also, breccia, which consists of items of other rocks that were cemented together, and porphyry, which contains interlocking mineral crystals, tend to be rough. This https://caidentodsf.blogspothub.com/35317392/the-definitive-guide-to-rock-sticks