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Sample n° 13887
Minerals found in the sample
Mineral | Formula | Category | Subcategory | Importance |
---|---|---|---|---|
ARFVEDSONITE | NaNa2(Fe2+4Fe3+)Si8O22(OH)2 | inosilicates | amphiboles | major |
GARNET | (Ca,Fe,Mg,Mn)3(Al,Fe,Mn,Cr,Ti,V)2(SiO4)3 | nesosilicates | garnet | minor |
Description
Description:
black prismatic arfvedsonite crystals in limestone
Origin
- Country: Congo (RDC)
- Region: Katanga
- Locality: Kamiaba
Specification
-
Donors: LhoestDonation year: 1981
-
Sampling year:Registration date:
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Quantity: 1Size: 2
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Dimension code 1>2>3: 2Quality code 1>2>3: 1
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Holotype: noParatype: noRadioactive: no
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Thin section: noChemical analysis: noX-Ray spectra: no