Royal Mint plant for striking. This first phase of the mint was officially opened on 17 December 1968 by the royal attendance of Queen Elizabeth II, Prince Philip and their son Prince Charles. Originally there were fears that the Royal family would face protests because of the Investiture of Prince Charles as the Prince of Wales; however, such protests failed to materialise. The second phase of construction began in 1973 and included the addition of a means to mint coins from virgin metals completing the full minting process. Upon completion the final cost for the land, buildings and plant came to £8
Royal Australian Mint mint in Australia is the Perth Mint. Planning for the mint started in 1959 when it was proposed to move the Royal Mint branch in Melbourne to Canberra. It was officially opened by The Duke of Edinburgh on 22 February 1965, coinciding with decimal currency, which was introduced into circulation on 14 February 1966. The new mint cost A$5 million to build, with an additional $4 million for equipment. The new mint and the Melbourne Mint operated concurrently while sufficient stockpiles of new coinage were prepared and until it was felt that production in Canberra was proceeding smoothly, after which