Ключевые слова: abstract, black, chemistry, chrome, closeup, currency, finance, geology, gold, grains, grey, heap, industrial, industry, investment, isolated, lump, luxury, macro, manganese, manufactory, metal, metallic, mine, mineral, mining, money, native, natural, nugget, nuggets, ore, periodic system, periodic table, platinum, pure, reflections, rough, rush, shadows, shining, shiny, silver, silver mine, stone, sulfide, texture, tin, wealth,