| Answer | Crossword Clue |
|---|---|
| SHALE | Common fossil rock |
| TRILOBITE | Common fossil in Paleozoic rocks |
| SHALE | Fossil-yielding rock |
| SANDSTONE | Common sedimentary rock |
| ALTO | Common rock sax |
| BASALT | Common volcanic rock |
| SHALE | Most common sedimentary rock |
| ALIENATION | Common punk rock theme |
| MARLSTONE | Clayey rock once common in building |
