World Metal Price (US$)Date Silver/Oz Zinc/Ton Aluminium/Ton Copper/Ton Platinum/Oz27-December 29.31 2316.61 2411.81 9530.30 1735.0028-December 30.17 2361.63 2433.54 9560.55 1746.0029-December 30.31 2378.43 2442.95 9599.30 1753.0030-December 30.72 2429.28 2448.77 9698.75 1765.0031-December 30.72 2439.14 2439.81 9773.57 1749.00Source:kitco.com
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