| # | Clue | Answer As Given | Value | Round | Category | Air Date | Show |
|---|---|---|---|---|---|---|---|
| Marcus Daly built the town of Anaconda, Montana from monies earned mining this mineral | copper | $600 | DJ | U.S. HISTORY | 1991-01-21 | #1476 | |
| In the coinage system proposed by Jefferson, this metal was chosen for the coin worth 1/10 of a dollar | copper | $200 | DJ | U.S. HISTORY | 1988-05-16 | #866 |