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Sample n° 12801

Minerals found in the sample
Mineral Formula Category Subcategory Importance
AEGIRINE NaFe3+Si2O6 inosilicates pyroxenes major
NEPHELINE NaAlSiO4 tektosilicates feldspathoids major
Description
Description: ijolite with black pyroxene and pink nepheline
Origin
  • Country: South Africa
  • Region: Limpopo
  • Locality: Spitskop Alkali Complex
Specification
  • Donors: Verwoerd
    Donation year: 1972
  • Sampling year:
    Registration date:
  • Quantity: 1
    Size: 2
  • Dimension code 1>2>3: 3
    Quality code 1>2>3: 1
  • Holotype: no
    Paratype: no
    Radioactive: no
  • Thin section: no
    Chemical analysis: no
    X-Ray spectra: no
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