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If you mean how do you know if 1971-1975 Ike dollars are made of 40% silver, then look for the mint mark. If it is S, maybe it is 40%silver.
another way to see if it is silver is to look at the side. compare it with other Ike dollars. If it is lighter in color, then most likely you have a Ike dollar made of 40% silver
More Information:
If you have any question as to whether or not an Ike Dollar is silver or not, consider the weight of each. Silver Ikes weigh 24.59 grams. The Copper-nickel issues weigh 22.68 grams.
What else can I help you with?
What years were Ike dollars made?
1971 through 1978.
How much are silver dollars worth between 1971 through 1978?
They're generally still only worth one dollar.
When were Ike dollars minted?
From 1971 to 1978.
How much is a liberty 1971 one dollars worth?
1971-1978 US One Dollar coins are EISENHOWER dollars not Liberty dollars. The coins struck for circulation are face value only.
What is the value of 1971 1972 1973 1974 1975 Kennedy half dollars?
The 1971 through 1974 coins are only worth face value. All circulating half dollars minted since 1971 are made of copper-nickel rather than silver. As for the "1975" half, please check again. No US half dollars were dated 1975. Quarters, halves, and dollars minted both that year and in 1976 were all dual-dated 1776-1976 Bicentennial coins.
What coins are 40 percent silver?
40 percent silver coins are Kennedy Half dollars minted from 1965 through 1969. 1964 half dollars were 90% silver and coins dated 1971 and after have no silver. The 1970 half dollar was available only in mint sets
What years were Ike dollars made?
1971 through 1978.
Did the Denver mint produce any Kennedy half dollars from 1971 through 1974 with silver in them?
No, not for circulation.
Are all 1964 half dollars 90 percent silver?
Yes. The composition was changed to 40% silver in 1965 and to copper-nickel clad in 1971.
Were there any 1971 Silver half dollars produced?
No; there were no silver half dollars produced between 1971 and 1991.
How valuable are 1971 Kennedy half dollars?
1971 Kennedy half dollars are face value only and are still in circulation.
How much are silver dollars worth between 1971 through 1978?
They're generally still only worth one dollar.
If you paid 200 dollars for something in 1971 how much is that today?
276 dollars
When were Ike dollars minted?
From 1971 to 1978.
How much is a liberty 1971 one dollars worth?
1971-1978 US One Dollar coins are EISENHOWER dollars not Liberty dollars. The coins struck for circulation are face value only.
What is the value of 1971 1972 1973 1974 1975 Kennedy half dollars?
The 1971 through 1974 coins are only worth face value. All circulating half dollars minted since 1971 are made of copper-nickel rather than silver. As for the "1975" half, please check again. No US half dollars were dated 1975. Quarters, halves, and dollars minted both that year and in 1976 were all dual-dated 1776-1976 Bicentennial coins.
1971 Kennedy dollar?
No such coin. Kennedy is only on the half dollars. Starting In 1971, the dollar coins are Eisenhower dollars. The coin is just face value.
