Ключевые слова: beautiful, black, bright, clear, closeup, cluster, color, crystal, crystalline, crystallization, crystallize, design, dioxide, facet, gem, gemstone, geological, geology, glass, glassy, isolated, jewel, jewelery, jewelry, macro, mine, mineral, mineralogy, natural, object, pegmatite, precious, quartz, reflection, rock, salt, sample, semiprecious, shape, shiny, silicon, specimen, stone, structure, translucent, transparent, treasure, white,