Lo que es
The niobium mineral of carbonatite deposits, and the reason niobium supply is so geographically concentrated.
Materiales que provienen de él
| Material | Función | Nota sobre la ley |
|---|---|---|
| Niobium | Principal ore | — |
Mineral mena
Pyrochlore
The niobium mineral of carbonatite deposits, and the reason niobium supply is so geographically concentrated.
Estonian Museum of Natural History Specimen No 202616 photo… ·
Mai Seppel ·
CC BY-SA 4.0
· Wikimedia Commons
