Australian twenty-cent coin Australian twenty-cent coin The Australian twenty-cent coin of the Australian decimal currency system was issued with conversion to decimal currency on 14 February 1966, replacing the florin which was worth two shillings – a tenth of a pound. (The Australian pound was converted to two Australian dollars.) To date, three different obverse face designs have been used: from 1966 to 1984, the head of Queen Elizabeth II by Arnold Machin; from 1985 to 1998, the head by Raphael Maklouf; and since 1999, the head by Ian Rank-Broadley. The obverse has the inscription AUSTRALIA and the year-of-issue on the right hand
Penny (British decimal coin) mid-2000s caused the value of the copper in the pre-1992 coins (which are 97% copper) to exceed the coins' face value. For example, in May 2006, the intrinsic metal value of a pre-1992 1p coin was about 1.5 pence. During 2008, the value of copper fell dramatically from these peaks. As of 31 March 2016 there were an estimated 11,430 million 1p coins in circulation, with an estimated total face value of £114.299 million. The penny is the lowest value coin in circulation in the United Kingdom. The purchasing power of previous lowest-value coins is: The original reverse of the