Ключевые слова: abstract, background, basalt, basic, blank, chemical elements, clay, construction, copper, copper nugget, digging, element, geological, geology, granite, grunge, industrial, industrial metals, industry, lava, marble, material, metal, metal ore, metallic, mineral, mineralogy, mining, native, natural, nugget, ore, oxidated, pattern, periodic table, pure, raw, raw materials, rock, rough, sandstone, season, stone, structure, surface, texture, volcano, wall, wallpaper,