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Sample n° 12770

Minerals found in the sample
Mineral Formula Category Subcategory Importance
VERMICULITE Mg0,7(Mg,Fe,Al)6(Si,Al)8O20(OH)4•8H2O phyllosilicates mica major
Description
Description: green clay
Origin
  • Country: Congo (RDC)
  • Region: Kivu
  • Locality: Mwenga, Tchanda (Kalingi)
Specification
  • Donors: Safiannikoff
    Donation year: 1972
  • Sampling year:
    Registration date:
  • Quantity: X
    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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