Ключевые слова: abstract, adornment, background, black, branchy, close up, color, crystal, decoration, decorative, dendrite, design, fractal, gem, gemstone, geod, geologic, geology, inside, jewel, jewellery, jewelry, light, material, microcrystal, mineral, miners, mining, natural, nature, ornament, ornate, pattern, precious, quartz, ramified, rough, semiprecious, stone, structure, texture, translucent, transparent, white,