Rock texturesRocks have a number of textures. Layered sandstone produces a gritty texture, whereas coquina may be rough with cemented shells from time to time developing a pointy edge. Also, breccia, which incorporates pieces of other rocks that were cemented with each other, and porphyry, which is made up of https://jeffreyynctg.onzeblog.com/36370950/little-known-facts-about-rock-sticks