The 1991 decimal coinage, or Royal Australian Mint, fifty cent was issued to commemorate 25 years since the introduction of
Celebrating 25 years of decimal coinage, Australia can be proud of the achievement. It was first introduced on the 14th February1966. Decimalisation is the term used to describe the change that from the traditional denomination to a decimal currency, a system that all but two of the world currencies now employ. In Australia, there was much debate about naming the new currency with over one thousand suggestions. Eventually the dollar came into existence and it has been used to this day. Forgeries were soon in circulation and work was underway at the Commonwealth Scientific and Industrial Research Organisation to produce a new material to curb the problem. The Royal Australian Mint in Canberra produces the coins and can reach 2 million per day.