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To: Ilaine who wrote (51667)6/2/2000 12:48:00 PM
From: IceShark  Respond to of 71178
 
It is very tough to tell the copper based materials from the oxidation due to all the various alloys and % composition that are out there. Some bronzes even have zinc in them. Looking at a clean piece of metal and cutting it helps to narrow it down much better.