Mineralogy Database

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Sample n° 3031

Minerals found in the sample
Mineral Formula Category Subcategory Importance
AMETHYST (quartz) SiO2 tektosilicates - major
QUARTZ SiO2 tektosilicates - major
Description
Description: various debris, including amethyst
Origin
  • Country: Congo (RDC)
  • Region: Orientale
  • Locality: Irumu, Kasenye plain, pied escarpment
Specification
  • Donors: Lepersonne
    Donation year: 1939
  • Sampling year:
    Registration date:
  • Quantity: 6
    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: no
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