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Sample n° 12682
Minerals found in the sample
Mineral | Formula | Category | Subcategory | Importance |
---|---|---|---|---|
MUSCOVITE | KAl2(Si3Al)O10(OH)2 | phyllosilicates | mica | major |
Description
Description:
stacked plate-shaped crystals in pegmatite, var. phengite
Origin
- Country: Congo (RDC)
- Region: Maniema
- Locality: Pangi, Kampene, Mubile
Specification
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Donors: SafiannikoffDonation year: 1971
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Sampling year:Registration date:
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Quantity: 4Size: 2
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Dimension code 1>2>3: 3Quality 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