Mineralogy Database

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Sample n° 8515

Minerals found in the sample
Mineral Formula Category Subcategory Importance
MUSCOVITE KAl2(Si3Al)O10(OH)2 phyllosilicates mica major
COLUMBITE (Fe,Mg,Mn)Nb2O6 oxides and hydroxides - minor
Description
Description: pink and green tabular crystals (1-5 cm)
Origin
  • Country: Rwanda
  • Region: Kibungo
  • Locality: Mbuye
Specification
  • Donors: Lhoest
    Donation year:
  • 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: no