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Sample n° 8768
Minerals found in the sample
Mineral | Formula | Category | Subcategory | Importance |
---|---|---|---|---|
BIOTITE | K(Fe2+,Mg)3(AlSi3O10)(OH)2 | phyllosilicates | mica | major |
Description
Description:
sample with biotite in uraniferous breccia
Origin
- Country: Rwanda
- Region: Gisenyi
- Locality: Karago
Specification
-
Donors: Service Géologique du RwandaDonation year: 1960
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Sampling year:Registration date:
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Quantity: 1Size: 3 x 2 cm
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Dimension code 1>2>3: 3Quality code 1>2>3: 1
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Holotype: noParatype: noRadioactive: yes
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Thin section: yesChemical analysis: noX-Ray spectra: no