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Sample n° 15731
Minerals found in the sample
Mineral | Formula | Category | Subcategory | Importance |
---|---|---|---|---|
RIEBECKITE | [ ]Na2(Fe2+3Fe3+2)Si8O22(OH)2 | inosilicates | amphiboles | major |
Description
Description:
crocidolite with red and blue non-fibrous riebeckitic bands
Origin
- Country: South Africa
- Region: Northern Cape
- Locality: Danielskuil
Specification
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Donors: GosseyeDonation year: 1966
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Sampling year:Registration date:
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Quantity: 1Size:
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Dimension code 1>2>3: 2Quality code 1>2>3:
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Holotype: noParatype: noRadioactive: no
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Thin section: noChemical analysis: noX-Ray spectra: no