Current retail value is $6.33 a Cameo proof is $7.48
The 1970 Kennedy half dollar was only issued in mint sets and proof sets. It was not released into circulation, both coins are 40% silver. A 1970-D is valued at $9.00, the 1970-S (proof) is $10.50.
About 75¢, retail
Currently is worth about $7.00.
Currently, the retail value is about $9.
Coins dated 1964 are 90% silver and worth about $10 in silver scrap. Coins dated 1965-1970 are 40% silver and worth about $4.50 in silver scrap. Coins dated 1971-present contain no silver and are worth 50 cents.
Which country are you referring to? A UK 1970 proof set (last of the pre-decimal issues) can be bought for around £15-20.
None of the Eisenhower dollar coins regardless of date or mintmark struck for general circulation contain any silver or have more than face value. Only proof and uncirculated collectors coins sold from the US Mint are worth more.
None of the Eisenhower (not liberty) dollar coins regardless of date or mintmark struck for general circulation contain any silver or have more than face value. Only proof and uncirculated collectors coins sold from the US Mint are worth more.
One dollar in 1970 was valued at $0.17 in 2011 dollars. Essentially what cost you $1 in 1970 would have cost you $5.71 in 2011 to purchase.
Unless it's a Proof or Mint State coin, it's face value. None of the Kennedy Half dollars made for general circulation after 1970 contain any silver.
No one dollar US coins were made in 1970, 1971 was first year for the Eisenhower dollar and most are face value only.
From what country? The U.S. did not issue any dollar coins for circulation between 1936 and 1970 inclusive.