The decimal halfpenny (p) () coin was the smallest denomination of the

Irish pound The pound ( Irish: ) was the currency of Ireland until 2002. Its ISO 4217 code was IEP, and the symbol was £ (or £Ir for distinction.) The Irish pound was replaced by the euro on 1 January 1999. Euro currency did not begin circulation unti ...

. It was first issued when the Irish currency was decimalised on

Decimal Day Decimal Day () in the United Kingdom and in Republic of Ireland, Ireland was Monday 15 February 1971, the day on which each country decimalised its respective £sd currency of pound sterling, pounds, Shilling (British coin), shillings, and pe ...

, 15 February 1971. It was one of three new designs introduced all in

bronze Bronze is an alloy consisting primarily of copper, commonly with about 12–12.5% tin and often with the addition of other metals (including aluminium, manganese, nickel, or zinc) and sometimes non-metals (such as phosphorus) or metalloid ...

and featuring ornamental birds on the reverse. The coin value was weakened by inflation and very few were produced beyond the initial run for 1971. It was removed from circulation and demonetised on 1 January 1987.

Overview

The main reason that halfpennies were issued was that when

shillings The shilling is a historical coin, and the name of a unit of modern currencies formerly used in the United Kingdom, Australia, New Zealand, other British Commonwealth countries and Ireland, where they were generally equivalent to 12 pence ...

were decimalised they were worth five new pence, so a sixpence (half of a shilling) yielded a value of new pence. Its dimensions and appearance were the same as the British coin of the same denomination as the pounds of Britain and Ireland were pegged until 1979. The coin was designed by the Irish artist Gabriel Hayes and the design is adapted from the manuscript Cologne Collectio Canonum (Cologne, Dombibliothek Cod. 213) in

Cologne Cologne ( ; ; ) is the largest city of the States of Germany, German state of North Rhine-Westphalia and the List of cities in Germany by population, fourth-most populous city of Germany with nearly 1.1 million inhabitants in the city pr ...

. The coin has a diameter of 1.7145 centimetres and mass of 1.782

gram The gram (originally gramme; SI unit symbol g) is a Physical unit, unit of mass in the International System of Units (SI) equal to one thousandth of a kilogram. Originally defined in 1795 as "the absolute Mass versus weight, weight of a volume ...

s consisting of

copper Copper is a chemical element; it has symbol Cu (from Latin ) and atomic number 29. It is a soft, malleable, and ductile metal with very high thermal and electrical conductivity. A freshly exposed surface of pure copper has a pinkish-orang ...

tin Tin is a chemical element; it has symbol Sn () and atomic number 50. A silvery-colored metal, tin is soft enough to be cut with little force, and a bar of tin can be bent by hand with little effort. When bent, a bar of tin makes a sound, the ...

and

zinc Zinc is a chemical element; it has symbol Zn and atomic number 30. It is a slightly brittle metal at room temperature and has a shiny-greyish appearance when oxidation is removed. It is the first element in group 12 (IIB) of the periodic tabl ...

. The coin was worth of an Irish pound. The 1985 version of this coin is particularly rare, and valuable to coin collectors – the vast majority of the 2.8 million were melted in 1987. The 1986 coin was only produced for the 1986 specimen sets and is also rare.

External links

Irish coinage website – catalogue – decimal halfpenny
{{Irish currency and coinage halfpenny (decimal coin) Half-cent coins

Overview

See also

External links