LostDutchman Posted November 17, 2005 Report Share Posted November 17, 2005 Improper Alloy Mix – Coins are minted from metals that are mixed to form an alloy. Sometimes that alloy is improperly mixed, causing discoloration or streaking. Quote Link to comment Share on other sites More sharing options...
LostDutchman Posted April 3, 2006 Author Report Share Posted April 3, 2006 this planchet was not properly mixed Quote Link to comment Share on other sites More sharing options...
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