Ключевые слова: closeup, crystal, crystalline, dark, fibrous, fragment, gem, gemmology, gemology, gemstone, geological, geology, glassy, gypsum, macro, metaphysical, mineral, mineralogy, moonstone, natural, nature, object, ore, reflection, rock, rough, sample, sedimentary, selenit, selenite, semiprecious, small, specimen, stone, studio, surface, swallowtail, translucent, transparent, white,