SEDIS - Thesaurus
tantalum  | |
|---|---|
| BT | metals |
| .tantalum | |
| UF | Ta |
| RT | heavy metals |
| tantalum ores | |
| high-field-strength elements | |
| niobium | |
| SN | Chemical element. Use tantalum ores for tantalum as a commodity. |
| tantalum ores | |
|---|---|
| BT | metal ores |
| .tantalum ores | |
| RT | columbite |
| niobium ores | |
| tantalum | |
| SN | Commodity. See List C. |
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