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Sample n° 18891

Minerals found in the sample

Mineral	Formula	Category	Subcategory	Importance
SAYRITE	Pb2(UO2)5O6(OH)2•4H2O	oxides and hydroxides	-	major
BECQUERELITE	Ca(UO2)6O4(OH)6•8H2O	oxides and hydroxides	-	minor
MASUYITE	Pb(UO2)3O3(OH)2•3H2O	oxides and hydroxides	-	minor
RICHETITE	(Fe3+,Mg)xPb2+8,6(UO2)36O36(OH)24•41H2O	oxides and hydroxides	-	minor
URANINITE	UO2	oxides and hydroxides	-	minor

Description

Description: aggregates of reddish platy sayrite crystals on uraninite, with associated other secondary uranium minerals

Information: Plásil, J., 2019. Hydrogen bonding in lead uranyl oxide mineral sayrite. Zeitschrift fur Kristallographie 234, 733-738.

Origin

• Country: Congo (RDC)
• Region: Katanga
• Locality: Shinkolobwe

Specification

• Donors: van Dooren
  Donation year:
• Sampling year:
  Registration date:
• Quantity: 1
  Size: 3 x 2 x 1 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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