ПроисхождениеCountry:GermanyPublished:2003Oldest age Ma:541Paragenetic modes:Biotic, Secondary, Stage 7: Great Oxidation Event, PM47 - Low-T subaerial oxidative hydration/weathering
ПримечанияWalenta K, Theye T (2004) Agardite-(Ce) of the Clara mine in the central Black Forest, Aufschluss 55, 17–23