DebbieM Posted September 9, 2011 Report Share Posted September 9, 2011 This is a South Africa R2.00 CLAMSHELL error coin. Verified by the mint. Quote Link to comment Share on other sites More sharing options...
Art Posted September 9, 2011 Report Share Posted September 9, 2011 Most interesting. I wonder what caused this to happen. Quote Link to comment Share on other sites More sharing options...
ccg Posted September 10, 2011 Report Share Posted September 10, 2011 Clamshells are a type of lamination due to improper mixing of the alloy. A seldom seen, but also seldom collected type of error that is best appreciated raw. Quote Link to comment Share on other sites More sharing options...
ErrorWorld Posted April 26, 2015 Report Share Posted April 26, 2015 Two clamshell error coins from my collection: a Danish 10 øre 1973 and a German Reich Pfennig 1876-A Quote Link to comment Share on other sites More sharing options...
Art1.2 Posted April 26, 2015 Report Share Posted April 26, 2015 Very nice! Quote Link to comment Share on other sites More sharing options...
Recommended Posts
Join the conversation
You can post now and register later. If you have an account, sign in now to post with your account.