These coins are no longer in circulation since Irelands changeover to the Euro in 2002.
Unless they are part of a Proof or Uncirculated mint set or are individual Proof or Uncirculated coins and in absolute mint condition, they have little or no value.
Such a coin does not exist. The Eire (Irish) 10 Pence coin was first introduced into the currency in 1969.
The British 20 Pence coin was first released in 1982.
All years of issue of the Eire 20 Pence coin are identical. See the link below.
Such a coin does not exist. Decimal currency was not introduced until 1971, including the 2 Pence coin.
It is a Woodcock.
All Eire (Irish) 50 Pence coins were made from a copper-nickel alloy.
Zero. No Eire (Irish) 10 Pence coin has ever contained any silver, they are made from a copper-nickel alloy.
Eire is the Irish name for Ireland. 5p refers to a 5 Pence coin.
The first British 20 Pence coin was issued in 1982.
Please check that date again. Ireland (Eire in Gaelic) did not use decimal denomination coins until 1970, and in any case, the country was under British rule in 1861 so a coin from that date would not have its inscriptions in Gaelic. Look at the coin again"Eire" is read while it is at the top of the coin. If you rotate the coin so that the numbers are at the top you will see that the date is actually "1981". The Irish (or Eire) 50 Pence coin was not introduced into the currency until 1970.
There were no British 1975 25 Pence coins issued.
The Eire (Irish) 10 Pence coin was first issued in 1969 and last issued in 2000. It was made from an alloy of 75% copper and 25% nickel.