O cobre é um metal com coloração vermelha muito procurado pelo seu aspeto antigo. Além disso, devido à oxidação, a sua coloração escurece ao longo do tempo, o que lhe dá uma aparência ainda mais autêntica.
O caráter antigo faz do cobre uma liga especialmente adequada às moedas medievais usadas nos jogos de tabuleiro ou nos jogos de representação de personagens.
O cobre também é escolhido como metal de base para as moedas com revestimento de ouro e prata.
O cobre também é procurado pela sua assinatura eletromagnética e densidade de material específicas, que permitem que os validadores de moedas eletrónicos o distingam facilmente das outras moedas.
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