| Rating | Solver | Clue |
|---|---|---|
| JAWBREAKER | Rock-crusher | |
| ANDROLL | Rock ... | |
| STONE | Rock | |
| SWAY | Rock | |
| ROCHE | Rock. | |
| RUPICOLINE | Rock-inhabiting. | |
| TALCUM | Soft rock | |
| GEOLOGISTS | Rock researchers | |
| GEMSTONE | Precious rock | |
| OOLITE | Sedimentary rock | |
| NADIR | Rock bottom | |
| LICHEN | Rock growth | |
| BORER | Rock drill | |
| AM | Molten rock | |
| SANDSTONE | Soft rock | |
| CHALK | Sedimentary rock | |
| AVALANCHE | Rock fall | |
| LANDSLIDE | Rock fall | |
| QUARRIED | Excavated rock | |
| SHALE | Clay-based rock | |
| BARNACLE | Rock-clinging crustacean | |
| METEOR | Rock star? | |
| CRAG | Rugged rock | |
| SLEDGEHAMMER | Rock-breaking tool | |
| COAL | Carbon rock | |