Ключевые слова: brassy, close up, cobble, collection, crystal, crystalline, druse, fools gold, gem, gemmology, gemology, gemstone, geological, geology, gloss, gold, golden, iron, iron pyrite, isolated, little, macro, macro shooting, material, metal, metallic, mexico, mineral, natural, nature, object, ore, ornamental, pebble, piece, pyrite, rock, sample, shine, small, specimen, stone, structure, surface, textured, white, white background, yellow,