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Sample n° 6937
Minerals found in the sample
Mineral | Formula | Category | Subcategory | Importance |
---|---|---|---|---|
PHARMACOSIDERITE | KFe3+4(AsO4)3(OH)46-7H2O | arsenates | - | major |
Description
Description:
bright pale green crystals on substrate (4 cm)
Origin
- Country: United Kingdom
- Region: Cornwall
- Locality:
Specification
-
Donors: PolinardDonation year: 1954
-
Sampling year:Registration date:
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Quantity: 1Size: 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