World Metal Price (US$)Date Silver/Oz Zinc/Ton Aluminium/Ton Copper/Ton Platinum/Oz4-January 30.67 2489.09 2406.86 9792.61 1753.005-January 29.36 2485.06 2456.16 9786.11 1736.006-January 29.31 2496.70 2461.31 9803.14 1724.007-January 28.74 2408.45 2482.59 9515.30 1723.00Source:kitco.com
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