Mineralogy Database
Search |
About the mineralogy database |
Contact
Sample n° 18442
Minerals found in the sample
Mineral | Formula | Category | Subcategory | Importance |
---|---|---|---|---|
COLUMBITE | (Fe,Mg,Mn)Nb2O6 | oxides and hydroxides | - | major |
TANTALITE | (Fe2+,Mn2+)Ta2O6 | oxides and hydroxides | - | major |
Description
Description:
coltan in rock matrix
Origin
- Country: Rwanda
- Region: Gisenyi
- Locality: Kibuye road
Specification
-
Donors: Université Libre de Bruxelles (ULB) ErreraDonation year: 2017
-
Sampling year: 1969Registration date:
-
Quantity: 3Size:
-
Dimension code 1>2>3: 1Quality code 1>2>3: 1
-
Holotype: noParatype: noRadioactive: no
-
Thin section: noChemical analysis: noX-Ray spectra: no