Halfpenny (Australian)

The Australian Halfpenny was a coin used in the Commonwealth of Australia prior to decimalisation. The coin was first minted in 1911 and minting ceased in 1964, excluding 1937, 1956–1958 inclusive. When the Australian currency was decimalised on 14 February 1966 the coin was equal to 5⁄12c.

Counting the known mintages of proofs, a total of 422,882,890 (422 million) coins of the denomination were minted during its existence.^[1]

Types

Image		Years		Technical parameters				Description / Legend / Designer
Obverse	Reverse	From	To	Diameter	Thickness	Mass	Composition	Edge	Obverse	Reverse
		1911	1936	25.4 mm		5.67 g	Bronze: Cu 97.5%, Zn 2.0%, Sn 0.5%	Plain	George V GEORGIVS V D.G.BRITT: OMN: REX F.D.IND:IMP: by Bertram Mackennal	ONE HALF PENNY COMMONWEALTH OF AUSTRALIA by W.H.J. Blakemore
		1938	1939						George VI GEORGIVS VI D:G:BR:OMN:REX: F:D:IND:IMP. by Thomas Hugh Paget
		1939	1948						George VI GEORGIVS VI D:G:BR:OMN:REX: F:D:IND:IMP. by Thomas Hugh Paget	Kangaroo / Commonwealth Star AUSTRALIA HALF PENNY by George Kruger Gray
		1949	1952						George VI GEORGIVS VI D:G:BR:OMN:REX FIDEI DEF. by Thomas Hugh Paget
		1953	1955						Elizabeth II + ELIZABETH.II.DEI.GRATIA.REGINA by Mary Gillick
		1959	1964						Elizabeth II + ELIZABETH.II.DEI.GRATIA.REGINA.F:D: by Mary Gillick
These images are to scale at 2.5 pixels per millimetre. For table standards, see the coin specification table.