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Sample n° 6189

Minerals found in the sample

Mineral	Formula	Category	Subcategory	Importance
BOLIVARITE	Al2(PO4)(OH)3•4H2O	phosphates	-	major
COLUMBITE	(Fe,Mg,Mn)Nb2O6	oxides and hydroxides	-	minor

Description

Description: sample with fluorescent bolivarite coating (radioactive sample)

Information: Gouder de Beauregard, C., Dubois, J. & Bourguignon, P., 1967. Comportement thermique des columbotantalites. Annales de la Société Géologique de Belgique 90, 501-518. // sample for geochronology

Origin

• Country: Congo (RDC)
• Region: Kivu
• Locality: Mwenga, Kobokobo

Specification

• Donors: MGL
  Donation year: 1958
• Sampling year:
  Registration date:
• Quantity: 2
  Size: 5 x 4 cm

• Dimension code 1>2>3: 3
  Quality code 1>2>3: 1
• Holotype: no
  Paratype: no
  Radioactive: yes
• Thin section: no
  Chemical analysis: no
  X-Ray spectra: no

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