Ключевые слова: abstract, agate, amethyst, backdrop, background, beautiful, beauty, close, closeup, color, crystal, decoration, decorative, detail, detailed, elegance, gem, gemstone, geological, geology, macro, marble, markings, material, mineral, mineralogy, minerals, natural, nature, pattern, polished, purple, quartz, rock, semiprecious, shiny, slice, smooth, stone, streak, striped, structure, surface, texture, textured, translucent, veining, vibrant, view,