Ключевые слова: background, beautiful, bright, clear, closeup, cluster, crude, crystal, crystalline, diamond, esoteric, gem, gemology, gemstone, geologic, geological, geology, gray background, healing, horizontal, macro, material, mineral, mineralization, mineralogy, nature, object, pebble, precious, precious stone, quartz, raw, reflection, rock, rock crystal, sample, scattering, semiprecious, set, sharp, shine, shiny, silicate, sparkle, stone, structure, texture, transparency, white,