Ключевые слова: amethyst, background, banner, beautiful, black, blue, brilliant, carat, collection, color, cosmic, crystal, cut, design, diamond, element, expensive, fantastic, gem, gemstone, geology, glass, group, healing, jewel, jewelry, luxury, magical, mineral, mineralogy, natural, nugget, precious, quartz, rare, retail, rich, rock, rough, royal, sapphire, shiny, stone, texture, treasure, white,