Mineralogy Database

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Sample n° 17278

Minerals found in the sample
Mineral Formula Category Subcategory Importance
CRYPTOMELANE K(Mn4+7 Mn3+)O16 oxides and hydroxides - major
Description
Description: massive
Origin
  • Country: Congo (RDC)
  • Region: Kasai
  • Locality: Mont Mwatshimwa
Specification
  • Donors: Raucq Forminière
    Donation year: 1959
  • Sampling year: 1958
    Registration date:
  • Quantity: 2
    Size:
  • Dimension code 1>2>3: 1
    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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