Ключевые слова: abstract, background, beautiful, beauty, black, bright, closeup, color, corundum, crystal, cut, decorative, design, fashion, gem, gemology, gemstone, geology, gray, heart, isolated, jewelry, luxury, macro, material, mineral, natural, nature, pattern, pink, polished, precious, quartz, raw, red, rock, rough, ruby, semiprecious, shine, shiny, stone, stones, structure, surface, texture, textured, white,