Ключевые слова: background, beautiful, blue, chalcopyrite, chalcopyrite mineral, chalcopyrite stone, closeup, collection, copper, copper pyrite, crystal, gem, gemology, gemstone, geological, geology, golden, iridescent, iron, isolated, jewelry, macro, material, metal, metallic, mineral, mineralogy, natural, nature, object, ore, pegmatite, precious, pyrite, rainbow, raw, rock, semiprecious, shine, stone, texture,