Search SEDIS
| Data sets | Publications | Expeditions | Thesaurus |
Mount Mazama  | |
|---|---|
| BT | United States |
| .Oregon | |
| ..Klamath County Oregon | |
| ...Mount Mazama | |
| RT | volcanoes |
| Crater Lake | |
| Mazama Ash | |
| SN | Prehistoric volcano in S Oregon. Caldera now occupied by Crater Lake. Added to Thesaurus in 1985. |