10 shilling silver coin issued to celebrate the Golden Jubilee of the Easter Uprising

1966 Ireland Silver Ten Shillings (Scilling) Coin Cased UNC Golden Jubilee 1916 - 1966

About 1,250,000 issued coins (more than half) were melted down by the central bank due to the popularity of a paper note in the same amount, and the conversion to decimal coinage.