| Answer | Crossword Clue |
|---|---|
| PETROLOGIST | One versed in the study of rocks. |
| orologist | one versed in orology, the study of mountains also OREOLOGIST |
| oreologist | one versed in oreology, the study of mountains also OROLOGIST |
| oreologists | OREOLOGIST, one versed in oreology, the study of mountains also OROLOGIST |
| orologists | OROLOGIST, one versed in orology, the study of mountains also OREOLOGIST |
| paleomagnetism | (Geol.) study of the Earth's past magnetism as it is recorded in the rocks |
| paleomagnetisms | PALEOMAGNETISM, (Geol.) study of the Earth's past magnetism as it is recorded in the rocks |
| palaeomagnetism | a study of the magnetism of ancient rocks and fossils, and of bricks, pottery, etc made in past ages |
