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Sample n° 6842
Minerals found in the sample
Mineral | Formula | Category | Subcategory | Importance |
---|---|---|---|---|
HALLOYSITE | Al2Si2O5(OH)42H2O | phyllosilicates | kaolinite | major |
Description
Description:
brick-coloured clay (6 cm)
Origin
- Country: France
- Region: Dordogne
- Locality:
Specification
-
Donors: PolinardDonation year: 1954
-
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
-
Thin section: noChemical analysis: noX-Ray spectra: no