Ключевые слова: abstraction, amethyst, art, background, closeup, collection, collection material, crystal, crystals, cut, cyan, decorative material, detail, drusy clusters, gemstones, geology, landscape, luster, microscopic, minerals, nature, ocean, odd stone, ore, particle light effect, polycrystal, rock, scientific research, sparkle, structure, teal, texture, transparent, travel,