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Sample n° 12903
Minerals found in the sample
Mineral | Formula | Category | Subcategory | Importance |
---|---|---|---|---|
MUSCOVITE | KAl2(Si3Al)O10(OH)2 | phyllosilicates | mica | major |
Description
Description:
large altered plate-shaped crystal (30 cm)
Origin
- Country: Nigeria
- Region: Jos Plateau
- Locality: Jos Mine
Specification
-
Donors: CuypersDonation year: 1972
-
Sampling year:Registration date:
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Quantity: 1Size: 1
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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