| Answer | Crossword Clue |
|---|---|
| IRONRANGE | Ore-rich region in Minnesota |
| MESABI | Ore-rich range in Minnesota. |
| IRONRANGE | Ore-rich region |
| taconite | low-grade iron ore, containing about 27 percent iron and 51 percent silica, found as a hard rock formation in the Lake Superior region |
| taconites | low-grade iron ore, containing about 27 percent iron and 51 percent silica, found as a hard rock formation in the Lake Superior region |
| OPHIR | Biblical region rich in gold |
| OPHIR | Biblical region rich in gold: I Kings x, 11. |
| REDHILLS | Prairie region in Kansas rich in gypsum and iron |
