|
|
|
Images | Video
|
 |
| Niobium Slug: Solid niobium slug weighing 3.5g. 99.95% pure. |
 |
| Pieces of Niobium: Small pieces of niobium. Amount; 0.7 g. |
 |
| Pyrochlore: Pyrochlore is good mineral source of niobium. |