Mineralogy Database

Search |  About the mineralogy database |  Contact

Sample n° 6201

Minerals found in the sample
Mineral Formula Category Subcategory Importance
PHURALUMITE Al2(UO2)3(PO4)2(OH)6•10H2O phosphates - major
RANUNCULITE Al(UO2)(PO3OH)(OH)3•4H2O phosphates - major
COERULEOLACTITE Al2O3-PO4-H2O phosphates - minor
ZIRCON ZrSiO4 nesosilicates - minor
Description
Description: sample with ranunculite as yellow nodules and powdery material, phuralumite as elongated crystals and massive material on ranunculite nodules, white coeruleolactite
Information: holotype of phuralumite and ranunculite (IMA Catalogue of Type Mineral Specimens) // Deliens, M. & Piret, P., 1979. Les phosphates d'uranyle et d'aluminium de Kobokobo. II. La phuralumite Al2(UO2)3(PO4)2(OH)2(OH)6.10H2O et l'upalite Al(UO2)3(PO4)2(OH)2(OH)3.6H2O, nouveau minéraux. Bulletin de Minéralogie 102, 333-337. // Piret, P., Piret-Meunier, J. & Declercq, J.P., 1979. Structure of phuralumite. Acta Crystallographica B35, 1880-1882. // Deliens, M. & Piret, P., 1979. Ranunculite, AlH(UO2)(PO4)(OH)3.4H2O, a new mineral. Mineralogical Magazine 43, 321-323. // Deliens, M. & Piret, P., 1977. Les phosphates d'uranyle et d'aluminium de Kobokobo. I. Données préliminaires. Bulletin de la Société Belge de Géologie 86, 183-190. (mineral A [phuralumite], mineral E [ranunculite]) // Deliens, M. & Piret, P., 1980. New aluminum and uranyl phosphates from Kobokobo, Kivu, Zaire. Rocks & Minerals 55, 169-171.
Origin
  • Country: Congo (RDC)
  • Region: Kivu
  • Locality: Mwenga, Kobokobo
Specification
  • Donors: MGL
    Donation year: 1958
  • Sampling year:
    Registration date:
  • Quantity: 1
    Size: 3 x 2 cm
  • Dimension code 1>2>3: 3
    Quality code 1>2>3: 1
  • Holotype: yes
    Paratype: no
    Radioactive: yes
  • Thin section: no
    Chemical analysis: no
    X-Ray spectra: yes
Previous page