Look on the back of the coin to see if there's a small mint mark letter below the wreath. It may be blank or there may be a D or S.
Numismedia lists the following approximate retail values as of 06/2012:
No mint mark (Philadelphia):
Very worn condition - $4
Moderately worn - $6
Slightly worn - $8
Almost no wear - $59
Uncirculated - $103 to $14,950 depending on quality
"D" mint mark (Denver):
Very worn - $4
Moderately worn - $10
Slightly worn - $18
Almost no wear - $117
Uncirculated - $228 to $7,120
"S" mint mark (San Francisco):
Very worn - $6
Moderately worn - $50
Slightly worn - $73
Almost no wear - $196
Uncirculated - $420 to $8,870
These coins are often called "Barber dimes" after their designer, Charles Barber.
DISCLAIMER: The retail values quoted are the best available as of the date shown, but may vary significantly due to changes in the precious metals market. Also the wholesale (buying) price of a coin will be less than the selling (retail) price. A reputable coin dealer will be able to give a more accurate valuation based on inspection of the coin.
While 1910 is not a rare date for Barber dimes, it is silver, so at a minimum it has a current silver value of about a dollar.
You also need to check the back, near the bottom, for a mintmark. There may be a "D" or an "S" there.
With full rims on both sides, and an "S" mintmark, it's worth about $3.00
If all the letters of LIBERTY on the headband are readable, then with no mintmark it's worth $2, with a "D" mintmark it's worth $6, or with an "S" mintmark it's worth $35
If all the details are strong, with only a slight amount of visible wear, then with no mintmark it's worth $15, with a "D" mintmark it's worth $35, or with an "S" mintmark it's worth $80
If your coin is a nice uncirculated example, then with no mintmark it's worth $75, with a "D" mintmark it's worth $150, or with an "S" mintmark it's worth $300
There's no dime called a "wheat dime". There are the famous wheat CENTS, of course, that carry the images of two wheat ears on the back, but a 1910 dime has a wreath on the back and is frequently called a Barber dime after its designer Charles Barber.
The value of a US dime marked "ten centavos" is zero, since it is a fake. A real US dime is marked "one dime," not "ten centavos."
a 1917 us dime is called a mercury dime. its not that rare so it is worth about a dollar
Face value only.
The US discontinued its half-dime denomination in 1873.
Depending on its condition $1 - $100 bucks
There's no dime called a "wheat dime". There are the famous wheat CENTS, of course, that carry the images of two wheat ears on the back, but a 1910 dime has a wreath on the back and is frequently called a Barber dime after its designer Charles Barber.
what is the value for an American 1909 silver dime
The value of a US dime marked "ten centavos" is zero, since it is a fake. A real US dime is marked "one dime," not "ten centavos."
You possess a Barber Dime - a 1910 coin in good condition (G4) is worth: $3.00; if its mint state is MS60, the value rises to: $100.00.
Mercury dimes were minted from 1916 to 1945. Your coin is called a Barber dime, after its designer Charles Barber.
a 1917 us dime is called a mercury dime. its not that rare so it is worth about a dollar
The U.S. Mint did not issue a Mercury Dime in 1910.
A 1988 dime is worth 10 cents.
Face value only.
10 cents
10c