A denomination is needed, post new question.
???? Do you mean "How much is a 1954 silver coin worth" ??? In any case that's not enough to go on. Is it American? What denomination? How worn is it? Please post a new question with those important details.
All U.S. quarters minted before 1965 weigh 6.25 grams and contain 90% silver with 10% copper, which is 5.625 grams of silver per coin.
Duckhams oil queens silver jubilee coin how much is it worth
There's no such coin. JFK was (a) a Senator in 1954 and (b) very much alive so his picture couldn't be on a coin. If you have a 1954 half dollar it has a picture of BEN FRANKLIN, who (c) lived in the 18th century and (d) was a lot older and A LOT balder than JFK!
The coin is a Susan B. Anthony dollar and has no silver in it, it's just a dollar coin.
A silver certificate is paper currency. It is not a coin. No silver dollars were minted in 1943, and no silver certificates were printed with that date either.
Approximately how much is a 1929 silver dollar
The value of a 1800 silver dime depends on the condition of the coin. In mint condition this coin sells for as much as 2000 dollars as of 2014.
$100,000,000
The price depends on the current market price for silver. The coin usually sells for a premium over the spot price of silver.
multiply the weight of the coin in troy oz. times .720 (% of silver in the coin) times the price of silver at the moment, from <http://www.kitco.com>
It really depends on what kind and if it was uncirculated.