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Copper is man's oldest metal, dating back more than 10,000 years. A copper pendant discovered in what is now northern Iraq goes back to about 8700 B.C. Copper is believed to have been used first by Neolithic man as a substitute for stone around 8000 B.C. The science of metallurgy emerged when copper was heated and mold-casted into shapes in Egypt around 4000 B.C. In 3500 B.C., fire and charcoal were used to smelt ores, and copper was alloyed with tin to create bronze, giving rise to the Bronze Age.

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