Niobium (Columbium)
This page is currently not sponsored. Contact us for sponsorship opportunities.
Sub-type of:
This page provides information about the commodity Niobium (Columbium) in mineral resources and mining.
Properties of Niobium (Columbium)
Atomic Number:
41
Atomic Weight:
92.90638(2)
Melting Point:
2750 K (3023°C, 4490°F)
Boiling Point:
5017 K (5290°C, 8570°F)
Density:
8.57 g/cm3
Other Commodities associated with Niobium (Columbium) *
Commodity | Associated Localities | Total Localities | % Association (commodity) | % Association (Niobium (Columbium)) |
---|---|---|---|---|
Tantalum | 54 | 85 | 63.53% of all Tantalum deposits have Niobium (Columbium). | 43.90% of all Niobium (Columbium) deposits have Tantalum. |
Rare Earths | 44 | 344 | 12.79% of all Rare Earths deposits have Niobium (Columbium). | 35.77% of all Niobium (Columbium) deposits have Rare Earths. |
Thorium | 29 | 560 | 5.18% of all Thorium deposits have Niobium (Columbium). | 23.58% of all Niobium (Columbium) deposits have Thorium. |
Uranium | 22 | 6,124 | 0.36% of all Uranium deposits have Niobium (Columbium). | 17.89% of all Niobium (Columbium) deposits have Uranium. |
Beryllium | 21 | 336 | 6.25% of all Beryllium deposits have Niobium (Columbium). | 17.07% of all Niobium (Columbium) deposits have Beryllium. |
Mica | 15 | 2,254 | 0.67% of all Mica deposits have Niobium (Columbium). | 12.20% of all Niobium (Columbium) deposits have Mica. |
Feldspar | 13 | 1,154 | 1.13% of all Feldspar deposits have Niobium (Columbium). | 10.57% of all Niobium (Columbium) deposits have Feldspar. |
Yttrium | 10 | 15 | 66.67% of all Yttrium deposits have Niobium (Columbium). | 8.13% of all Niobium (Columbium) deposits have Yttrium. |
Important ores of Niobium
Companies producing Niobium (Columbium)
Click on name for company details. (Number is operations listed on mindat.org) |
---|
Mkango Resources (1) |
Deposits of Niobium (Columbium)
Locality List


Canada | |
| |
Malawi | |
| Mkango Resources |
USA | |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
|
Tsaramanga pegmatite, Mahaiza Commune, Betafo District, Vakinankaratra Region, Antananarivo Province, Madagascar