Please be more specific in your Q. Please include denomination and date.
See the website link below for a list of US silver coins made for circulation and their melt value.
The coins weigh 2.5 grams and are 90% silver, actual silver weight is 2.25 grams.
ALL coins are "minted" coins because they're made at a mint.They are never pure silver or gold. US silver coins used to be 90% silver with some 10% copper added to make them harder so they wouldn't wear out as quickly.Now coins like quarters or dimes are clad. That means they are like a sandwich. They have a layer of copper and nickel on the top and bottom, and copper in the middle. If you look at the side of a quarter, you can see the copper.
The value of a pure silver 1964 US quarter depends on the current market price of silver. As of September 2021, the silver content in a 1964 US quarter is worth approximately $4.50. However, if the coin is in excellent condition or has numismatic value, it may be worth more to collectors.
US silver dimes, since 1873, contain .07234 oz of pure silver. However, except for certain collector coins, there is no silver in dimes minted from 1965 to the present .
Coins struck for circulation in the US today have no silver in them.
The amount of pure silver in the 1922 Peace dollar is .77344oz, all US silver one dollar coins from 1840 to 1935 have this much silver in them.
The amount of pure silver in the 1925 Peace dollar is .77344oz, all US silver one dollar coins from 1840 to 1935 have this much silver in them
1837 was the year US silver coins changed to .900 silver & .100 copper, that caused a slight reduction of silver.
No current circulating US coins contain any silver at all. For information about older coins, please see the Related Question.
The US Mint did not issue any silver coins of any kind in 1980. If you have silver coins dated 1980, they are not US coins.
Please don't assume that because a coin is old it has to be made out of silver. These coins are called "nickels" because ... they're made from nickel (and copper). There's more information at the Related Question.
The Balboa is the same as the US dollar. We know that US silver dollars is worth more as the Panama silver Palboa. In Panama the currency is US but there are Balboa dollar coins. Also, the silver coins in Panama are the same size as the US coins and would be worth more as the US silver coins.
It was 1964 when the last coins in the US were made from 90% silver.
The Bland-Allison Act was an 1878 act of Congress that required the U.S. Treasury Department to buy domestic silver to resume striking silver One Dollar coins for circulation.
If you are talking about a US coin, you have to go to the US mint website to buy silver coins. Banks don't sell silver coins. They don't distribute them either.
Are silver coins made by the US Mint. Quarters, Dimes, Half dollars and dollars struck for circulation dated 1964 and prior are 90% silver. Half dollars dated 1965-1970 are 40% silver. All US coins intended for circulation dated 1971 and later are not silver. The US has and does mint silver coins intended for collectors including the American Silver Eagle, since 1992 they have made a silver proof set and there have been many silver commemorative coins minted.