| Issuer | Australia |
| Year | 2005 |
| Type | Commemorative circulation coin |
| Value | 50 Cents |
| Currency | Dollar (1966-date) |
| Composition | Copper-nickel (75% Copper, 25% Nickel) |
| Weight | 15.55 g |
| Dimensions | 31.51 mm |
| Thickness | 3 mm |
| Shape and Technique | Dodecagonal (12-sided) Milled |
| Orientation | Medal alignment ↑↑ |
| Engraver(s) | |
| In circulation to | |
| Reference(s) | KM#769, Schön#843 |
| Obverse description | 4th portrait of Queen Elizabeth II facing right wearing the Girls of Great Britain and Ireland Tiara |
| Obverse script | Latin |
| Obverse lettering | ELIZABETH II AUSTRALIA 2005 IRB |
| Reverse description | Depiction of animals mimicking athletes as they are competing in the Games. Symbolic of the embracing spirit of the Commonwealth Games and Australia`s unique fauna |
| Reverse script | Latin |
| Reverse lettering | MELBOURNE 2006 50 XVIII COMMONWEALTH GAMES KJ |
| Edge | 12 Sided Smooth |
| Mint | |
| Mintage | 2005 - BU in 50 Cent Folder Collection - 15 550 2005 - BU in Coincard - 21 701 2005 - Circulation - 20 719 000 |
| Catalog ID | 1255520510 |
| Comments |
