Wat het is
The niobium mineral of carbonatite deposits, and the reason niobium supply is so geographically concentrated.
Materialen die er uit voortkomen
| Materiaal | Rol | Opmerking over het gehalte |
|---|---|---|
| Niobium | Principal ore | — |
Ertsmineraal
The niobium mineral of carbonatite deposits, and the reason niobium supply is so geographically concentrated.
The niobium mineral of carbonatite deposits, and the reason niobium supply is so geographically concentrated.
| Materiaal | Rol | Opmerking over het gehalte |
|---|---|---|
| Niobium | Principal ore | — |