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Sample n° 12804
Minerals found in the sample
Mineral | Formula | Category | Subcategory | Importance |
---|---|---|---|---|
GRUNERITE | [ ]Fe2+2Fe2+5Si8O22(OH)2 | inosilicates | amphiboles | major |
Description
Description:
green rock with intergrown needles
Origin
- Country: South Africa
- Region: Limpopo
- Locality: Penge Asbestos Mine
Specification
-
Donors: VerwoerdDonation year: 1972
-
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: yes