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Sample n° 11061
Minerals found in the sample
Mineral | Formula | Category | Subcategory | Importance |
---|---|---|---|---|
PLAGIOCLASE | (Na,Ca)(Al1+xSi3-x)O8 | tektosilicates | feldspar | major |
Description
Description:
white block, prominent cleavage
Origin
- Country: Namibia
- Region: Karas Region
- Locality: Tantalite Valley
Specification
-
Donors: Geological Survey of South AfricaDonation year: 1966
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Sampling year:Registration date:
-
Quantity:Size:
-
Dimension code 1>2>3: 2Quality code 1>2>3: 3
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Holotype: noParatype: noRadioactive: no
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Thin section: noChemical analysis: noX-Ray spectra: no