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Sample n° 13540

Minerals found in the sample
Mineral Formula Category Subcategory Importance
CYRILOVITE NaFe3+3(PO4)2(OH)4•2H2O phosphates - major
GOETHITE FeO(OH) oxides and hydroxides - minor
Description
Description: earthy yellow material enclosed in brown block (10 cm)
Origin
  • Country: Rwanda
  • Region: Gitarama
  • Locality: Kibingo
Specification
  • Donors: Safiannikoff
    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: yes
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