Date Silver/Oz Zinc/Ton Aluminium/Ton Copper/Ton Platinum/Oz23-April 17.94 2396.58 2290.40 7766.08 1728.0027-April 18.16 2344.83 2153.09 7545.22 1723.0028-April 18.10 2329.60 2117.70 7534.91 1722.0029-April 18.06 2348.86 2186.69 7543.20 1715.00 Source:kitco.com
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