| Issuer | Australia |
| Year | 2001 |
| 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#563 |
| 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 2001 IRB |
| Reverse description | Coat of arms of Western Australia: - Two Red Kangaroos, each holding a boomerang, supporting a shield which features the black swan on a rippled base. Above the Black Swan is St. Edward`s Crown between two sprigs of kangaroo paw proper. Representing one of nine states and territories that make up Australia |
| Reverse script | Latin |
| Reverse lettering | CENTENARY OF FEDERATION 1901 2001 FIFTY CENTS |
| Edge | 12 Sided Smooth |
| Mint | |
| Mintage | 2001 - BU 2 Coin Pack - 11 527 2001 - BU 20 Coin Federation Collection - 21 040 2001 - BU 3 Coin Set - 5 702 2001 - Circulation - 2 400 000 2001 - Proof 2 Coin Pack - 10 199 2001 - Proof 20 Coin Cased Set - 13 000 2001 - Proof 3 Coin Cased Set - 3 829 |
| Catalog ID | 7374882690 |
| Comments |
