The US never made pure silver dimes. Silver by itself is too soft for use in circulating coins. Dimes dated 1964 and earlier contained 10% copper.
Please post a new question with the coin's date and mint mark. Without that information it's not possible to say anything other than that a silver dime is worth about 0.07 times the current price of silver, but it could be worth much more to a collector depending on its date and mint mark.
what is the value for an American 1909 silver dime
Nothing. There is no such thing. The most silver any dime has is 90%. This is most likely what you have.
Average value is $3.00-$5.00.
Regardless of mintmarks if it shows any wear at all the value is just for the silver at about $1.30
If the coin has any wear. The value is just for the silver, about$1.50.
what is the value for an American 1909 silver dime
If it has any wear at all the value is for the silver only about $1.00. A uncirculated 1942 dime is about $2.50
Nothing. There is no such thing. The most silver any dime has is 90%. This is most likely what you have.
A 1951 Roosevelt dime is very common, most are only valued for the silver in them, about $1.35.
With silver at $41.39 per ounce, as of 9-10-11 a 90% silver dime has a Melt Value of $3.99.
1902 and 1907 silver dimes
The 1914 Barber dime is a common coin. Value is $4.00-$8.00 for most coins.
For the answer, visit: http://www.coinflation.com/coins/1946-1964-Silver-Roosevelt-Dime-Value.html
It is FDR on the dime, not Eisenhower. All Roosevelt dimes are common and only worth silver melt value. At the time of writing it is around $2.25 or so in silver.
If it is a circulated dime, then it is worth about $1.00, mostly depending on the value of silver
The value of a 1943 Silver Mercury Dime in circulated condition is about $3; in uncirculated condition, $7 to $8.
The 1964 Roosevelt dime is the most common of all silver dimes, it's worth about $2.00 only for the silver.