World Metal Price (US$)Date Silver/Oz Zinc/Ton Aluminium/Ton Copper/Ton Platinum/Oz4-July 34.25 2384.93 2496.70 9607.81 1714.005-July 33.92 2381.79 2491.55 9542.85 1711.006-July 35.88 2415.17 2571.07 9657.31 1741.007-July 35.86 2399.71 2542.62 9677.02 1721.008-July 36.45 2422.78 2579.81 9857.79 1733.00Source:kitco.com
Background