Gold, silver and other precious metals have fascinated mankind for many centuries, making coin collecting a popular hobby the world over. The London Mint Office is at the centre of British numismatics. One of the rarest British coins. The 1971 silver 2p coin was discovered in a donation box for unwanted foreign currency. Silver coins can be mistakenly struck during the minting process. The 2p coi. Nerdy reputation or not,…