Pre-1965 US quarters are 90% silver with a value of about $2.50 just for the silver.
In average condition, both coins are only worth their face value.
US dimes from 1965 to date are copper-nickel not silver. The coin is face value.
A standard 1965 quarter isn't a rare date. If it is overstruck with a nickel die, though, the value could be greater if it's a verifiable error. If the nickel image is reversed, it may or may not be an actual Mint error; if it isn't, it could've been done by anyone with a hammer after the fact, which would decrease the numismatic value (not to mention its ability to be used in a vending machine).
Pre-1965 silver coins are worth more for the silver than face value.
Pre-1965 US quarters are 90% silver with a value of about $2.50 just for the silver.
In average condition, both coins are only worth their face value.
A 1965 nickel is not made of silver; it is composed of 75% copper and 25% nickel. Its value is generally only face value unless it is in exceptional condition or part of a special set.
Pre-1965 nickels are made of the same copper/nickel blend as modern nickels. The only nickels that contain any silver are those minted during WWII.
About $83,764...
US dimes from 1965 to date are copper-nickel not silver. The coin is face value.
The 1965 'Churchill' Crown was mass produced in 1965. 19,640,000 were struck in cupro-nickel (an alloy of copper and nickel). They are worth today (September 2010) between 50p and £1 depending on condition.
A standard 1965 quarter isn't a rare date. If it is overstruck with a nickel die, though, the value could be greater if it's a verifiable error. If the nickel image is reversed, it may or may not be an actual Mint error; if it isn't, it could've been done by anyone with a hammer after the fact, which would decrease the numismatic value (not to mention its ability to be used in a vending machine).
Pre-1965 silver coins are worth more for the silver than face value.
The melt value, which only takes into account the coin's metal content and not its collector value, is currently about $5.
All circulation dimes dated 1965 and later are made of copper-nickel, not silver.
It's copper-nickel not silver. 1964 was the last year for 90% silver quarters.