Going purely by the melt value at current silver prices, dimes minted before 1965 are worth $2, quarters are $5, half dollars are $10, and silver dollars are $21. For more detailed values, post new questions asking about specific coins.
Some people in America collect Japanese coins, but the values depend on the age, and whether the coins are silver.
There is a premium on silver coins. You can find values by contacting you coin dealer or online.
Values are $14.00-$22.00 for circulated coins depending on the grade
In circulated condition values are $17.00-$25.00 Mint state coins are $30.00
Values are $2.00-$5.00 for average coins
Get a copy of "Red Book" it gives the values of all US coins.
Values of silver coins are not to be ignored. There are some websites providing the values of these coins but it's best to check the "CDN". The Coin Dealer Newsletter, which is printed on grey paper stock, and comes out weekly. As a tip don't sell a $1000 coin for $200.
It is 90.3% silver and has .7859 troy ounces of silver. However, 1910-1914 Mexican pesos are collector coins with values that exceed bullion prices for all but the most worn examples. While they have less than $20 worth of silver in them, even worn coins can be worth $50 on eBay and values jump into the hundreds of dollars for better grade coins.
No they are not. Values depend on the denomination, date, mintmark and grade.
Retail values for circulated coins are $2.00-$3.00 Mint state coins are $5.00
The coins are worth about $26.00 just for the silver. The collectible values depend on the date, mintmark's and condition of the coin's.
Values for circulated coins are $16.00-$19.00 the coin is very common.