The U.S. struck its last silver dollars in 1935. New dollar coins weren't struck again until 1971 and they were made of nickel and copper.
Please check your coin again and post a new question. Check its denomination and any other wording that might help ID it. If it's a HALF dollar it's only 40% silver and is worth about 3 bucks at today's silver prices.
Also note that halves dated 1971 and later are copper-nickel too, and are only worth 50 cents.
The 1966 Kennedy half dollar is 40% silver and worth about $5.00.
For a circulated 1966 Kennedy half the value is only for silver about $1.00
This coin is 40% silver. Too bad it is not from 64 or earlier, as those were 90% silver. It is worth a dollar or two.
It is worth 25 cents, or one quarter of one dollar. 1966 is not old enough for the coin to have gotten valuable.
The last U.S. silver dollars were made in 1935. Please determine what country and denomination coin you have and post a new question.
The 1966 Kennedy half dollar is 40% silver and worth about $5.00.
For a circulated 1966 Kennedy half the value is only for silver about $1.00
Its worth about $5 in scrap silver. It is 40% silver and only worth scrap silver.
About $2.00
This coin is 40% silver. Too bad it is not from 64 or earlier, as those were 90% silver. It is worth a dollar or two.
It's currently worth about $4 for its silver content.
As of February 2018, it's worth about $2.50 for the silver.
Check that coin again. The U.S. didn't mint any silver dollars in the 1960s.
It's only partial silver -- worth about $2.00
It is worth 25 cents, or one quarter of one dollar. 1966 is not old enough for the coin to have gotten valuable.
It's worth about $4 for its silver content.
They're worth about $2.50 a piece for the silver.