I had to change your wording because the word "your" implies that one of us in the answers group has such a coin, which we don't, LOL!
Anyway, the U.S. did not mint any silver half dollars in 1979. All were made of cupronickel - look at the edge and you'll see the copper core. As such your coin is a regular circulation issue worth face value. Fee free to spend it on a newspaper or candy bar.
Halves dated 1965 to 1969 are only 40% silver. The rest is copper. Look at the edge.
The coins are very common and were struck in 40% silver, most of the coins are valued for the silver at about $2.25
It's 40% silver and currently worth about $4.50.
A 1969 silver Kennedy half dollar is worth $5 inn perfect condition. The value of the silver is worth $2.87.
A US Kennedy half dollar dated 1969 is only 40% silver with a value of about $2.00.
A 1969 half dollar is 40% silver. It is a common date only worth melt. At the time of writing it is worth about $3.50 in silver scrap.
The 1969 Kennedy half dollar is only 40% silver with a value about $3.25
The last silver half dollar was minted in 1969.
With a date of 1979 the coin has no silver in it. 1969 was the last 40% silver circulating US half dollar. The coin is worth 50 cents.
The coin is only 40% silver with a value of about $4.00
6-15-11>>> 1969 Kennedy halves are only 40% silver and are very common, most are only valued for the silver, about $5.00
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.
HALF a dollar - $0.50
A 1969-S proof half dollar - aka - Kennedy Half Dollar is worth: $7.00.
These coins contain 40% silver an have a worth of a little less then spot price at time of sale.