The iron ore mine Cockerill d'Esch-sur-Alzette played a major role in economic boom from the 1870s to the 1990s, Luxembourg

Liquid iron inside of plant and trains.

Steel worker and hot steel.

VA Tech in Styria

Safety sign of a joint venture with the German specialty chemicals company SKW Metallurgy in the industrial zone of Pasakha near Phuentsholing, Bhutan, Asia

Chinese workers labor at a copper smelter in Tongling in China's central Anhui Province. The smelter refined some of the metals that will be used in the 2008 Summer Olympic medals to be held in Beijing.

Chinese workers labor at a copper smelter in Tongling in China's central Anhui Province. The smelter refined some of the metals that will be used in the 2008 Summer Olympic medals to be held in Beijing.

Chinese workers labor at a copper smelter in Tongling in China's central Anhui Province. The smelter refined some of the metals that will be used in the 2008 Summer Olympic medals to be held in Beijing.

Tankardstown Mine, Copper Coast, Near Bunmahon, County Waterford, Ireland

Gold mining ghost town, Bodie california united states of america

Jiuquan iron