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<p>[QUOTE=&quot;Conder101, post: 560123, member: 66&quot;]I think the color is just toning or discoloration.</p><p><br /></p><p>As for the &quot;reversal of colors&quot;, when the blanks a punched from the strip the action of the punch tnds to &quot;smear the metal on the edge of the blank. so the bottom coppernickel layer looks thick as does the copper layer and the top copper nickel layer looks very thin.&nbsp; What you have is simply one coin where the bottom layer was toward the rev die and on the other the bottom layer was toward the obv die.</p><p><br /></p><p>Info tidbit.&nbsp; The hole in the strip will show the same smear pattern but in the opposite direction, top layer smeared downward.&nbsp; Soif the punch overlaps a hole and punches out an incomplete planchet, the smear pattern on the edge of the blank of coin after striking will show smear in one direction and in the other direction in the &quot;clipped&quot; portion.&nbsp; This reversal of direction can be used to help authenticate &quot;clipped planchet&quot; clad coins.[/QUOTE]</p><p><br /></p>

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