World Metal Price (US$)Date Silver/Oz Zinc/Ton Aluminium/Ton Copper/Ton Platinum/Oz15-August 39.19 2194.08 2384.93 9022.50 1791.0016-August 39.41 2170.78 2358.72 8938.72 1813.0017-August 39.90 2197.22 2355.36 8962.91 1828.0018-August 40.14 2216.70 2367.46 8988.00 1837.0019-August 41.15 2179.74 2351.10 8873.31 1856.00Source:kitco.com
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