Ключевые слова: amethyst, amethyst crystal, amethyst stone, amethyst texture, beautiful, birthstone, black background, closeup, crystal, decoration, decorative, design, detail, fossil, gem, gem stone, gemstone, geological, geology, jewel, jewelry, macro, magical, mineral, mineralogy, mining, natural, nature, ore, ornate, pattern, precious, purple, quartz, raw, reflection, rock, rough, semiprecious, shine, shiny, stone, stone cutting, surface, texture, textured, translucent, transparent, violet,