They're not made of anything because the first Kennedy halves weren't struck until 1964.
On the other hand, 1963 FRANKLIN half dollars are made of 90% silver and 10% copper.
A 1968 Kennedy half dollar is composed of 40% silver and 60% copper. This composition was used in Kennedy half dollars minted between 1965 and 1970 as a result of a silver shortage at the time.
1964: 90% 1965-70: 40% 1971-present: 0%
By its date: 1964 halves were made from an alloy of 90% silver and 10% copper. 1965-69 coins are technically clad coins, but were made with outer layers of 80% silver and an inner core of 20% silver that resulted in an overall composition of 40% silver, 60% copper. 1970 halves were only released in collectors' sets 1971 and later halves made for circulation and most proof sets are copper-nickel clad. The ones sold in special "Presitige" sets are 90% silver but they do not circulate.
It doesn't. 1970 was the last year the US mint made half dollars for circulation in silver (halves dated 1964 and prior are 90% silver, those dated 1965-1970 are 40% silver). No 1971 half dollars are struck in silver.
It is. All half dollars made in 1964 and earlier are 90% silver.
Kennedy is on the HALF dollar, not dollar. There were no U.S. silver dollars minted in the 1960s. The '64 Kennedy half is 90% silver and extremely common, currently worth about $10.50 for the silver.
No 1963 Kennedy half dollars exist. 1963 is the last year of the Franklin half dollar. 1964 is the first year for Kennedy.
Eisenhower Dollars were first minted in 1971.Perhaps you are thinking of a 1969 half dollar. 1969 was the last year that the Kennedy Half Dollars had silver. 1965-1969 Kennedy Half Dollars contain 40% silver.
The 1964 Kennedy half dollar contain 11.25 grams of silver. Kennedy half dollars from 1965 through 1970 contain 4.60 grams of silver.
The 1964 Kennedy half has .36169oz of pure silver in it.
Franklin half dollars (which were minted between 1948 and 1963) weigh 12.5 grams and are 90% silver (the other 10% is copper) - they thus have an ASW (Actual Silver Weight) of 0.3617 troy ounces of silver. Walking Liberty half dollars (minted 1916 through 1947) and Barber half dollars (minted 1892 through 1915) have the same compositions, as do the 1964 Kennedy half dollars.
1965-1970 Kennedy half dollars are 40% silver with a value of about $2.00 for the silver.
No such thing, but Kennedy Half dollars are very common, look at the coin again and post new question.
Kennedy half dollars minted between 1965 and 1970 contain 40% silver and are worth around $5 each.
0. Kennedy half dollars in 1964 contain 90% silver. Kennedy half dollars dated 1965-1970 contain 40% silver. 1971-present half dollars contain no silver unless they are in special silver mint sets.
The 1964 Kennedy half dollar, which is 90% silver, contains 0.3617 troy ounces of silver. The 1965-1970 Kennedy half dollars (as well as some 1976 coins issued for collectors), which are only 40% silver, contain 0.1479 troy ounces of silver. The silver proof Kennedy half dollars produced for collectors since 1992 are, like the 1964 coins, 90% silver and contain 0.3617 troy ounces of silver.
A 1968 Kennedy half dollar is composed of 40% silver and 60% copper. This composition was used in Kennedy half dollars minted between 1965 and 1970 as a result of a silver shortage at the time.