Australia 1991 10 Cent Proof Lyrebird Buel the denomination 50 [cents] and

the denomination 50 [cents] and Royal Ciphers EIIR (for Elizabeth II Regina - Queen Elizabeth the Second) and GEORGE VI intersected by the words ELIZABETH ACCESSION and FIFTIETH ANNIVERSARY in a quaternary design

Privy Marks are struck using a modified die to include a letter or symbol commemorating a special release or event

Shape: Circular

Llantrisant

and appears on the national flag

Australia 1991 10 Cent Proof Lyrebird Buel the denomination 50 [cents] andComposition: 75% Copper 25% Nickel Shape: Circular Edge: Milled Mass: 5. 65 grams Diameter: 23. 60 millimetres The ten cent coin was first introduced with decimal currency on 14 February 1966. The original reverse design of the lyrebird on standard circulating coins has not been changed since the introduction. The obverse design was altered in 2016 to mark the 50th anniversary of decimal currency, but the reverse design of the lyrebird has remained