CANBERRA(BullionStreet): The Royal Australian Mint launched two new coins to celebrate the 100th anniversary of Canberra, the capital city of Australia.

A 20 cent coin will be released into circulation, and a $5 silver proof coins is offered to collectors.

The Centenary of Canberra 20 Cent coin features the original blueprint for the city, as designed by Walter Burley Griffin and Marion Mahony Griffin.

A coin swap will be offered in Australia in the coming week, and the coin can be expected to be seen in circulation in the coming months.

The 2013 Centenary of Canberra $5 Silver Proof Coin features an interesting split image design.

The upper portion features a skyline of the city as it appears in the present day with the anniversary dates “1913-2013″.

At center is the inscription “Centenary of Canberra” with a division line separating a reflection of the inscription.

The bottom portion of the coin features an image of what the city would have looked like 100 years ago, as if shown in reflection.

The coins are struck in 99.9% pure silver to proof quality, with a weight of 36.31 grams and diameter of 38.74 mm. The mintage is limited to 5,000 pieces.