What does a troy ounce of gold, platinum, copper, zinc, tin and aluminum look like?


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What does a troy ounce of gold, platinum, copper, zinc, tin and aluminum look like?
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What does a troy ounce of gold, platinum, copper, zinc, tin and aluminum look like? - Gold, Platinum, Copper, Zinc, Tin, Aluminum
Aluminum Gold Copper Tin Platinum Zinc
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