Ключевые слова: abstract, brilliant, chemistry, crystal, currency, extraction, gemstone, geology, gray, heap, industrial, investment, isolated, macro, maganese, manganese, mashed potato, metal, metallic, mineral, mineral pray melter, mineralogy, mining, native, natural, nugget, nuggets, periodic system, periodic table, platinum, pray, pray manganese, precious, precious metal, purity, raw material, rock, rough, shine, shiny, silver, silver mine, silver nugget, solid, stone, very pure,