Ключевые слова: abstract, background, beige, brown, cliff, color, design, details, earth, earth science, environment, erosion, formation, geological, geological formations, geology, landscape, layers, material, mineral, mountain, natural, nature, outcrop, pattern, rock, rock face, rock formation texture, rock layers, rock texture, rough, scenic, sedimentary, sedimentary rock, stone, stone texture, stone wall, strata, structure, surface, texture, view, wall, white,