Ключевые слова: africa, background, beauty, cobble, collection, color, copper, crystal, crystalline, decoration, decorative, gem, gemmology, gemology, gems, gemstone, geological, geologists, geology, green, hydroxide, isolated, little, macro, macro photography, malachite, material, mineral, minerals, mining, natural, nature, object, ornamental, pattern, piece, precious, rock, semiprecious, shooting, small, specimen, split, stone, stones, surface, texture, textured, up, white,