| Issuer | Australia |
| Year | 1970 |
| Type | Circulating commemorative 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#69, Schön#58 |
| Obverse description | 2nd portrait of Queen Elizabeth II facing right wearing the Girls of Great Britain and Ireland Tiara. |
| Obverse script | Latin |
| Obverse lettering | ELIZABETH II AUSTRALIA 1970 |
| Reverse description | Bust of Captain Cook at left, map of Australia at right. |
| Reverse script | Latin |
| Reverse lettering | 1770 James Cook SD FIFTY CENTS |
| Edge | 12 Sided Smooth |
| Mint | |
| Mintage | 1970 - BU Specimen - Cased - 556 888 1970 - BU Year Set - 40 230 1970 - Circulation; two varieties see comments - 16 548 100 1970 - Proof VIP 2 Coin Set - 140 1970 - Proof Year Set - 15 368 |
| Catalog ID | 4605479470 |
| Comments |
