| Answer | Crossword Clue |
|---|---|
| GEODE | Iowa's state rock |
| OAK | Iowa's state tree |
| WILDROSE | Iowa's state flower |
| OAK | One of Iowa's state symbols |
| COLORADOBOULDER | Centennial State rock? |
| REDGRANITE | Wisconsin's state rock |
| SEDONA | Red Rock State Park location |
| thermoremanent | relating to magnetic remanence (as in a rock cooled from a molten state or in a baked clay object containing magnetic minerals) that indicates the strength and direction of the earth's magnetic field at a former time |
