| Answer | Crossword Clue |
|---|---|
| LEAD | Its ore is galena. |
| NIOBIUM | Its principal ore is columbite |
| TIN | Its chief ore is cassiterite |
| LEAD | Extraction from galena ore |
| WASH | It's N. of Ore. |
| CAL | It's south of Ore. |
| Answer | Crossword Clue |
|---|---|
| LEAD | Its ore is galena. |
| NIOBIUM | Its principal ore is columbite |
| TIN | Its chief ore is cassiterite |
| LEAD | Extraction from galena ore |
| WASH | It's N. of Ore. |
| CAL | It's south of Ore. |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.