Ключевые слова: amethyst, beautiful, bright, colorful, crystal, detail, dioxide, druse, fossil, gem, gemstone, geode, geological, geology, glass, healing, jewelry, macro, magenta, mine, mineral, mineralogy, natural, nature, ore, pink, precious, purple, quartz, raw, rock, rough, semiprecious, shiny, silicon, sparkle, specimen, stone, structure, texture, transparent, violet,