20/12/2012 - one day before the end of the world - the Central Bank of Brazil announced the recall of coins of $ 0.50 that were minted with denomination of $ 0.05. "For failure of industrial production at the Mint of Brazil, may have come into circulation coins of $ 0.50 (fifty cents) which have, in reverse, the denomination 5 cents." According to the Mint, to 40,000 coins can have the defect, which is equivalent to two hours to produce a single device. ERROR COIN NORMAL COIN http://www.numisbrazilis.blogspot.com.br/2012/12/bcb-recall.html