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Sample n° 12951

Minerals found in the sample
Mineral Formula Category Subcategory Importance
WOLFRAMITE (Fe2+,Mn2+)(WO4) molybdates and tungstates - major
KAOLINITE Al2Si2O5(OH)4 phyllosilicates kaolinite minor
Description
Description: black block with white crust
Origin
  • Country: Rwanda
  • Region: Gitarama
  • Locality: Ndiza
Specification
  • Donors: Gerards
    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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