NGC 2002-D Indiana quarter reverse missing clad layer. The coin is copper on the reverse side, which is the most desirable side to have missing the clad layer. MS64 Red/Brown

NGC 2005-P Minnesota quarter reverse missing clad layer. The coin is copper on the reverse side, because the clad layer was missing before strike.   MS64 Red/Brown

PCGS 2002-P Ohio state quarter reverse clad layer missing. The coin is copper on the reverse side due to the layer missing before strike. A scarce state for missing clad layers. MS63 Red/Brown

NGC 2000-D Maryland quarter reverse missing clad layer, with the clad layer missing before strike. The coin is copper on the reverse side, which is the most desirable side.   MS64 Brown

PCGS 2006-P Colorado quarter with the reverse clad layer missing. The coin is copper on its reverse, because the clad layer was missing before the coin was struck. Missing clad layers are most...

PCGS 2000-P Massachusetts quarter obverse missing clad layer. The coin is copper on the obverse side due to the clad layer missing before strike. The error occurs when the clad layer fails to adhere...

PCGS 2000-P Maryland state quarter missing reverse clad layer. Copper on the reverse side due to the clad layer missing before strike. MS63 Red/Brown

NGC 2006-P South Dakota quarter missing reverse clad layer. The coin is copper due to the clad layer missing before strike.   MS62 Red