My Collection
Description:
Obverse
Harp at centre. éire to the left, 2015 on the right
Reverse
Walton and Cockcroft’s experiment. At the bottom of the design is an atom, an arrow points upwards to Lithium 7. An arrow points upwards to the left to an explosion. An “E” for energy streams upwards from the explosion. Einstein’s theory of special relativity “E=MC2“. On the left, two Helium (alpha) particles.
Related Coins
1 Penny (Long-cross type)
Country: Ireland / Denomination: 1 Penny
(1/240)
Year: (1015-1035) / Material: Silver
1 Shilling - James I
Country: Ireland / Denomination: 1 Shilling
(1/20)
Year: (1604-1607) / Material: Silver
Associated Irish Miners halfpenny
Country: Ireland / Denomination: (1/480)
Year: 1789 / Material: Bronze
6 Pingin / 1 Reul
Country: Ireland / Denomination: 6 Pence = 1/2 Shilling = 1/40 Pound
(0.025)
Year: 1942-1969 / Material: Copper-nickel
15 Euro (Salmon)
Country: Ireland / Denomination: 15 Euro
15 EUR = 18 USD
Year: 2011 / Material: Silver (.925)
1 Pingin (non-magnetic)
Country: Ireland / Denomination: 1 Penny
(0.01 IEP)
Year: 1971-1988 / Material: Bronze
1 Crown - James II (Gun Money Coinage; sword after "REX")
Country: Ireland / Denomination: 1 Crown
(1/4)
Year: 1690 / Material: Brass
½ Penny - George IV
Country: Ireland / Denomination: 1/2 Penny
(1/480)
Year: 1822-1823 / Material: Copper
1 Penny - Sihtric Anlafsson (Dublin mint)
Country: Ireland / Denomination: 1 Penny
(1/240)
Year: (1010-1016) / Material: Silver
½ Coróin / 2 Scilling 6 Pingin
Country: Ireland / Denomination: 1/2 Crown = 2 Shillings 6 Pence
(0.125)
Year: 1961 / Material: Copper-nickel