Search SEDIS
Data sets | Publications | Expeditions | Thesaurus |
columbite | |
---|---|
BT | oxides |
.niobates | |
..niobotantalates | |
...columbite | |
RT | niobium ores |
tantalum ores | |
SN | This term has multiple hierarchies. |
Data sets | Publications | Expeditions | Thesaurus |
columbite | |
---|---|
BT | oxides |
.niobates | |
..niobotantalates | |
...columbite | |
RT | niobium ores |
tantalum ores | |
SN | This term has multiple hierarchies. |