Mineralogy Database

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Sample n° 4596

Minerals found in the sample
Mineral Formula Category Subcategory Importance
OPAL SiO2•nH2O tektosilicates - major
CHALCEDONY (quartz) SiO2 tektosilicates - minor
QUARTZ SiO2 tektosilicates - minor
Description
Description: black, blue and green debris
Origin
  • Country: Congo (RDC)
  • Region: Kasai
  • Locality:
Specification
  • Donors: Polinard
    Donation year:
  • Sampling year:
    Registration date:
  • Quantity: 4
    Size: 3
  • 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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