Search SEDIS
| Data sets | Publications | Expeditions | Thesaurus |
bitumens  | |
|---|---|
| NT | anthraxolite |
| asphalt | |
| gilsonite | |
| grahamite | |
| RT | kerogen |
| oil seeps | |
| organic compounds | |
| petroleum | |
| SN | Before 1968, also search bituminous rocks and sands. See List C for use as a commodity term. |