Ключевые слова: amethyst, beautiful, beauty, birthstone, black, bright, close, closeup, color, colorful, crystal, dark, decoration, detail, extreme, fashion, gem, gemstone, geode, geological, geology, healing, isolated, jewel, jewelry, luxury, macro, magenta, mineral, mineralogy, natural, nature, pebble, precious, purple, quartz, raw, rock, semiprecious, shine, shiny, stone, structure, surface, texture, transparent, treasure, violet,