Hard Commodities

Hard commodities are the ones extracted through mining. Those include precious metals (gold, silver, palladium, platinum), non-ferrous or base metals (aluminum, copper, lead, nickel, zinc), ferrous metals (iron ore, steel), minor metals (cobalt, molybdenum, magnesium, sylicon, titanium, etc.), rare earth metals (cerium, praseodymium, neodymium, promethium, terbium, dysprosium, etc.) and uranium.