Autunite : Ca(UO2)2(PO4)2·10-12H2O
Uranophane : Ca(UO2)2(SiO3OH)2·5H2O
0.1cm x 4cm x 5cm
Photo added to mindat.org
“All three minerals combined in one mass on granite.Highly fluorescent in sw and lg wave uv.10x4x5 cm.”
Mike Dennis - 7th September 2009
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