Calciouranoite, Metacalciouranoite

Locality: Strel'tsovskoe Mo-U ore field, Krasnokamensk, Chitinskaya Oblast', Transbaikalia (Zabaykalye), Eastern-Siberian Region, Russia

The largest which I somewhen seen compact masse of calciouranoite. Its composition is (Ca.81Ba.10Pb.09)1.00U2.00O7*5H2O. More bright yellow crust is metacalciouranoite. Specimen size is 5x4x2 cm and its radioactivity is 7300 μR/h. Collected by Larisa N. Belova in 70th in Tulukui quarry. Pavel M. Kartashov analysis, collection and photo.

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Photo added: 5th Sep 2006

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Copyright © Jolyon Ralph and Ida Chau 1993-2012. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them. Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register.
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