Ключевые слова: abstract, architecture, background, black, block, brick, chalkboard, cliff, construction, cracks, deformed, detail, erosion, folded, geological, geology, gray, longslate scivaro, material, metamorphic, natural, old, pattern, plate, rough, sedimentary rocks, shingle, skirt, skiver, slab, slate, slate plate, slate stone, stone, stone chips, structure, surface, tectonically, texture, wall, wallpaper, weathered, wood chips,