Ключевые слова: abstract, agate, backdrop, background, banded, beautiful, beauty, blue, chalcedony, closeup, color, concentric, crystal, decorative, gem, gemstone, geode, geological, geology, hard, healing, isolated, jewel, jewellery, jewelry, layer, macro, material, mineral, natural, nature, object, pattern, polished, precious, quartz, rock, semiprecious, shiny, silica, slice, stone, stony, streak, structure, texture, textured, translucent, transparent, white,