| Issuer | Australia |
| Year | 2017 |
| 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#3366 |
| 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 2017 IRB |
| Reverse description | Depiction of Eddie Mabo and Referendum How to Vote card from 1967 |
| Reverse script | Latin |
| Reverse lettering | 1992 MABO - 25 YEARS RIGHT WRONG WRITE YES for ABORIGINIES! ABORIGINIES! ABORIGINIES! 50 1967 REFERENDUM - 50 YEARS |
| Edge | 12 Sided Smooth |
| Mint | |
| Mintage | 2017 - BU in Coincard (With Silver Coin) - 5 000 2017 - BU in PNC - 7 000 2017 - Circulation - 1 409 000 |
| Catalog ID | 5801557540 |
| Comments |
