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Sample n° 11144

Minerals found in the sample
Mineral Formula Category Subcategory Importance
META-AUTUNITE Ca(UO2)2(PO4)2•2-6H2O phosphates, arsenates and vanadates phosphates major
METATORBERNITE Cu(UO2)2(PO4)2•8H2O phosphates, arsenates and vanadates phosphates major
CHALCEDONY (quartz) SiO2 tektosilicates - minor
HEMATITE Fe2O3 oxides and hydroxides - minor
QUARTZ SiO2 tektosilicates - minor
Description: sample with metatorbernite, few meta-autunite crystals, smoky quartz
Country: France       Region: Puy-de-Dôme       Locality: Bigay
Donors Steenstra Sampling year
Donation year 1966 Registration date
Quantity 2 Dimension code 1>2>3 1
Size 10 x 6 cm, 8 x 5 cm Quality code 1>2>3 1
Holotype no Thin section no
Paratype no Chemical analysis no
Radioactive yes X-Ray spectra no