Coin Terminology and Glossary
The Coin Collecting Dictionary includes 546 titles used widely in the coin
collectors community, and has received over 945363 search inquires.
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Processing
- Explanation: A term describing the mistreatment of a coin by wire brushing, acid dipping, or otherwise abrading or eroding the surface in an effort to make it appear in a higher grade than it actually is. Processed coins must be specifically described as such
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