World Metal Price (US$)Date Silver/Oz Zinc/Ton Aluminium/Ton Copper/Ton Platinum/Oz19-September 40.56 2213.57 2339.46 8686.50 1816.0020-September 39.33 2217.60 2311.94 8519.62 1775.0021-September 40.12 2207.74 2317.51 8522.30 1786.0022-September 39.36 2039.07 2280.10 8173.31 1741.0023-September 35.29 1938.94 2178.40 7444.64 1698.00Source:kitco.com
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