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<p>[QUOTE="Collect89, post: 1369921, member: 15445"]The blanks are specially polished & the dies that strike the coins are specially polished so they impart mirrored fields on the coin. The coin is struck twice in the coining chamber to impart all the details of the design typically with no weakness anywhere in the design. The edge of the coin is very sharp and precise. On older coins the term "high wire edge" can describe the edge.</p><p><br /></p><p>There are no contact marks on proof coins because they are specially handled into & out-of the coining press. However, if a proof gets circulated, then it can take some hits like my 1996 example. Modern proofs like the 1996 also have frosted devices which stand-out from the mirror fields. Not all proof coins have the frosted devices.[/QUOTE]</p><p><br /></p>
[QUOTE="Collect89, post: 1369921, member: 15445"]The blanks are specially polished & the dies that strike the coins are specially polished so they impart mirrored fields on the coin. The coin is struck twice in the coining chamber to impart all the details of the design typically with no weakness anywhere in the design. The edge of the coin is very sharp and precise. On older coins the term "high wire edge" can describe the edge. There are no contact marks on proof coins because they are specially handled into & out-of the coining press. However, if a proof gets circulated, then it can take some hits like my 1996 example. Modern proofs like the 1996 also have frosted devices which stand-out from the mirror fields. Not all proof coins have the frosted devices.[/QUOTE]
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