Coin Die Design for the 21st Century: Did the 2026-P Dime Break a 100-Year Mint Rule?

This article is background information for an article in progress that will discuss the interplay between die curvature transitions and relief height variations of the design in creating localized areas of stress.



These areas of stress are locations for various (mostly) minor stress errors, such as chips, cracks, breaks. and ripples.



https://coinweek.com/coin-die-desig...me-break-a-100-year-mint-rule/#comment-387131

 

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That was a very interesting article, thanks.