Ключевые слова: amethyst, background, beautiful, beauty, blue, bright, brilliant, closeup, color, crystal, decorative, diamond, emerald, expensive, garnet, gem, gemstone, geological, geology, green, jade stone, jewel, jewellery, jewelry, luxury, macro, matrix, mineral, natural, pebble, piece, precious, quartz, raw, rock, rough, semiprecious, shiny, specimen, stone, topaz, translucent, transparent, treasure, uncut, unpolished, up, wooden,