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Sample n° 13841.2

Minerals found in the sample
Mineral Formula Category Subcategory Importance
BECQUERELITE Ca(UO2)6O4(OH)6•8H2O oxides and hydroxides - major
RICHETITE (Fe3+,Mg)xPb2+8,6(UO2)36O36(OH)24•41H2O oxides and hydroxides - major
MASUYITE Pb(UO2)3O3(OH)2•3H2O oxides and hydroxides - minor
URANINITE UO2 oxides and hydroxides - minor
URANOPHANE Ca(UO2)2(SiO3OH)2•5H2O nesosilicates - minor
Description: sample with yellow becquerelite needles and plates, black richetite crystals on uranophane and becquerelite, red-orange masuyte needles, white uranophane needles
Information: Piret, P. & Deliens, M., 1984. Nouvelles données sur la richetite PbO.4UO3.4H2O. Bulletin de Minéralogie 107, 581-585.
Country: Congo (RDC)       Region: Katanga       Locality: Shinkolobwe
Donors van Dooren Sampling year
Donation year 1980 Registration date
Quantity 1 Dimension code 1>2>3 3
Size 2 x 2 cm Quality code 1>2>3 1
Holotype no Thin section no
Paratype no Chemical analysis no
Radioactive yes X-Ray spectra yes