Diameter: 17.9 mm
Thickness: 1 mm
Weight: 2.5 gm
Composition: 90% silver, 10% copper
Modern (1965 and later) dimes are the same thickness and diameter but weigh 2.27 gm because their copper-nickel alloy is slightly less dense than silver.
There is no silver in a 1990 US dime.
what is the value for an American 1909 silver dime
The ASW (Actual Silver Weight) of all 90% US silver dimes is .07234oz
Most are only valued for the silver, about $2.00.
From 1837 to 2010 all US dimes have the phrase "ONE DIME" on the reverse so if it has a date of 1964 or earlier it's 90% silver and worth at least $1.00 for the silver in it.
There is no silver in a 1990 US dime.
If it's a US dime dated 1964 or before it's silver
1964 was the last year US dimes for general circulation had silver in them however, the silver dime lives on in the silver proof set series issued by the US Mint.
what is the value for an American 1909 silver dime
A 1935 US dime should be made of 90% silver and 10% copper. You can check the edge of the coin for a visible silver coloration. Alternatively, you can use a magnet - silver is not magnetic, so if the dime does not stick to the magnet, it is likely silver.
It's metallic silver
For the answer, visit: http://www.coinflation.com/coins/1946-1964-Silver-Roosevelt-Dime-Value.html
No, no US dimes dated 1976 contain any silver at all.
A circulated 1939 US dime is worth about $2.70. An uncirculated US 1939 dime is worth between $9.00 and $20.00.
A US dime dated 1944 is a Mercury head dime, it's very common with a value of $2.00 just for the silver.
The value is about $2.00 just for the silver.
No. The last year for silver dimes in the U.S. was 1964.