| NOM | substance | columbita-tantalita, coltan | a valuable black mineral combining niobite and tantalite |
|---|
| Sentit | A valuable black mineral combining niobite and tantalite; used in cell phones and computer chips. | |
|---|---|---|
| Sinònim | coltan | |
| General | mineral | Solid homogeneous inorganic substances occurring in nature having a definite chemical composition |
| Anglès | columbite-tantalite, coltan | |
| Espanyol | coltan, columbita-tantalita | |
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