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Sample n° 12776
Minerals found in the sample
Mineral | Formula | Category | Subcategory | Importance |
---|---|---|---|---|
TOURMALINE | - | cyclosilicates | tourmaline | major |
Description
Description:
layer of black needles in pink quartzite
Origin
- Country: Congo (RDC)
- Region: Kivu
- Locality: Mwenga, Zalya, Mokero tributary, D1
Specification
-
Donors: SafiannikoffDonation year: 1972
-
Sampling year:Registration date:
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Quantity: 1Size: 2
-
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