CU-1c-1982-41(SD) Cud
Error
Description
Completing the Small Date pair, CU-1c-1982-41(SD) on the Zinc Small Date at 2.5 grams shares cross-references LC-82 SD-6 Cu and JCc-82_15SD with its bronze counterpart, confirming that the die fracture was documented on both the pre-transition copper alloy and the post-transition zinc composition. The zinc planchet's layered construction — a thin copper shell electroplated over a zinc core — produces diagnostic differences from the bronze version under careful examination: the cud region's raised plateau, while superficially copper-colored, conceals a zinc interior that becomes visible at the coin's edge or at any point where the plating has been compromised by environmental damage or handling wear. At 2.5 grams, this specimen weighs a full 0.6 grams less than the bronze twin, and that weight differential remains the most efficient first-pass sorting criterion for collectors examining 1982 Small Date cuds. The compact date numerals — with their tightly spaced digits and characteristically shorter "9" — must be verified against large date reference images to prevent misattribution, since both zinc subtypes share identical weight and planchet composition. Attribution by Cuds on Coins.
Attribution History
- Discovered by Chuck Newman
- Cross reference: none. Cross reference: LC-82 SD-6 Cu, JCc-82_15SD. 10/01/2013.
- Expert attribution by Cuds on Coins
External References
Community & Reference
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