NGC 2006-P 25c Colorado quarter reverse missing clad layer. The coin is copper on the reverse side, and is missing the clad layer. A scarce state for missing clad layers. Desirable with the "state"...
NGC 2008-D Alaska state quarter obverse missing clad layer. The coin is copper on the obverse side due to the clad layer missing before strike. The coin weighs 4.7 grams. A scarce state for missing...