Uh, please give the coin another look. All 1985 nickels carry the familiar Jefferson portrait used until 2004. Lewis and Clark Bicentennial nickels were minted in 2004 and 2005.
In any case, none of those 3 dates is rare.
Check it again. By 1980, all U.S. nickels had mint marks. That said, a 1985 nickel is worth 5 cents.
Dick Clark's Nitetime - 1985 was released on: USA: 28 September 1985
Dick Clark's Nitetime - 1985 1985-11-16 was released on: USA: 16 November 1985
Dick Clark's Nitetime - 1985 1985-12-05 was released on: USA: 5 December 1985
Leona Lewis was born on April 3, 1985
Philip Clark died in 1985.
Leona Lewis was born on April 3, 1985
The U.K. does not issue quarters so I assume you have a Canadian coin. 1985 Canadian quarters are minted from nickel, not silver, and are in general circulation. If that describes what you have it is worth only face value, about 23 cents U.S.
Lewis Harfield died in 1985.
Yvette Lewis was born in 1985.
Daniel Clark was born on October 14, 1985.
Daniel Clark was born on October 14, 1985.