Are they U.S. coins? Which denominations? Post new question.
Silver threepenny bits, also known as "thrupenny bits," were officially withdrawn from circulation in the United Kingdom in 1980. The coins had been in production since the 16th century, but their silver content was reduced in the mid-20th century. By the 1970s, the coins were no longer widely used in everyday transactions and were eventually replaced by other denominations.
Yes, in 1986, silver coins were minted. The production included various denominations with distinct designs, reflecting historical events or iconic figures. These coins remain collectibles today, capturing a glimpse of the past.
Currently, there are the following denominations of US coins minted for circulation:1 cent coins (pennies)5 cent coins (nickels)10 cent coins (dimes)25 cent coins (quarters)1 dollar coins (the Native American and Presidential one dollar coins).While these are the only coins currently being produced for general use, there are a number of other coins such as commemorative coins and silver and gold coins that the Government is minting which have varying denominations. These include50 cent coins (half dollars, made of copper-nickel). Halves were minted for circulation until a few years ago but are now only made for collectors due to low demand."silver eagles" (1 oz of silver)"gold eagles" (0.10, 0.25, 0.50, and 1.00 oz of gold)"platinum eagles" (same weights as gold eagles)
Coins struck for circulation in the US today have no silver in them.
6 denominations were in circulation and dated 1851: Dollar, Half dollar, Quarter, Dime, Half dime and the 3 cent piece.
Pre-1964 silver coins were almost all made of so-called coin silver, an alloy of 90% silver and 10% copper. Weights of specific denominations varied all over the map, especially in the 19th century. A site such as www.coinfacts.com lists nominal weights for most circulation coins struck since the 1790s.
Germany had silver 5 DM circulation coins until 1975.
The first exclusively Australian coins were issued for circulation in 1910. Any coins circulated in Australia prior to 1910 were British coins. Occasionally there were coins from other countries suitably restruck for circulation in Australia.
American circulation coins were never made of pure silver. They contained at least 10% copper for hardness. 1971 dollar coins for circulation contained NO silver - they were made of copper and nickel. Collectors' coins were struck in 40% silver.
Occasionally old silver U.S. dimes, quarters, and half dollars show up, but most have been pulled from circulation by collectors. Silver coins are seen less frequently in other countries that have redesigned coins since removing silver.
You need to be more specific, The US has made MANY silver coins of different denominations from 1794 to 2011.