| NOM | substance | fergusonita | a dark mineral consisting of oxides of yttrium and erbium and tantalum and other minerals |
|---|
| Sentit | A dark mineral consisting of oxides of yttrium and erbium and tantalum and other minerals. | |
|---|---|---|
| General | mineral | Solid homogeneous inorganic substances occurring in nature having a definite chemical composition |
| Substàncias | erbi, número atòmic 68 | A trivalent metallic element of the rare earth group |
| itri, número atòmic 39, Y | A silvery metallic element that is common in rare-earth minerals | |
| número atòmic 73, Ta, tàntal | A hard grey lustrous metallic element that is highly resistant to corrosion | |
| Anglès | fergusonite | |
| Espanyol | fergusonita | |
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