All circulation halves minted since 1971 are made of the same cupronickel alloy "sandwich" as dimes and quarters. They are only worth face value.
Since 1992 special collector editions have been struck in 90% silver. They cost MUCH more than 50¢ each, of course!
40% silver 60% copper
Not all silver. It is referred to as silver clad. Silver on both sides (40% by weight) with copper in the center. The semi-solid silver Kennedy half dollar stopped production in 1964, made of 90% silver. See the related link for more information.
It's either not JFK or not a dollar. JFK is on the half dollar. President Eisenhower was on the dollar in 1972. Regardless, it's made of the same material as all other clad coins. It has outer layers of 25% nickel and 75% copper bonded to a core of 100% copper. If you have one in circulated condition, it is only worth face value.
All 1964 JFK halves were struck in an alloy of 90% silver and 10% copper. 1964 was the only year for that composition. 1965-70 halves were struck in a 40%-silver clad composition. All circulating halves dated 1971 and later have no silver; they're made of the same copper-nickel "sandwich" metal used for dimes and quarters.
The coins are copper-nickel and made in the Marshall Islands.
Yes, proof versions of the Kennedy half dollar were made. These will have the S mintmark.
The bicentennial Kennedy half dollar is made of a copper-nickel alloy, special collectors coins were struck in 40% silver but they all have "S" mintmarks.
40% silver 60% copper
Kennedy half dollars are not made of gold'
No Kennedy half-dollar from 1971 to date made for general circulation contains any silver.
The U.S. Mint has never made a "Memorial" Kennedy half dollar. Many different society's have counter stamped & gold plated Kennedy half dollars an sold them as "Memorial" coins. The coins are considered altered and have no numismatic value.
No Kennedy half dollars made for general circulation after 1969 have any silver, the 1991 is just 50 cents and is still in circulation.
Liberty half dollars were made up till 1947. Your coin is called a Kennedy half dollar and is only worth 50 cents.
5-5-11>> The coin is a Kennedy Half dollar NOT a Liberty half dollar. So many were made that most coins are only valued for the silver (40%) at about $5.00.
....They haven't stopped being made. New Kennedy half dollars are minted every year. 2001 is the latest year intended for circulation, but you can buy 2011 Kennedy half dollars in mint sets and in bags on the mint's website.
So many were made it's still just face value.
It is only worth face value. It is intended for circulation and made out of copper-nickel.