World Metal Price (US$)Date Silver/Oz Zinc/Ton Aluminium/Ton Copper/Ton Platinum/Oz2-May 44.61 2273.60 2752.74 9514.62 1848.003-May 44.02 2263.74 2742.43 9480.35 1859.004-May 41.30 2252.99 2775.58 9399.04 1843.005-May 38.86 2175.71 2704.13 9205.95 1822.006-May 35.28 2134.94 2629.09 8977.92 1788.00Source:kitco.com
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