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Coffinite from
Bangombé, Franceville, Haut-Ogooué Province, Gabon

Classification
Species:Coffinite
Formula:U(SiO4) · nH2O
Confirmation
Validity:Believed Valid
References
References:MinMag 60:665; Jensen, K.A., Palenik, C.S., and Ewing, R.C. (2002) U 6+ phases in the weathering zone of the Bangombe U-deposit: observed and predicted mineralogy. Radiochim. Acta: 90: 761-769.; Janusz Janeczek (1999) Mineralogy and geochemistry of natural fission reactors in Gabon. Reviews in Mineralogy and Geochemistry, MSA, v. 38, p. 321-392; Eberly, P., Janeczek, J., & Ewing, R. (1994). Precipitation of uraninite in chlorite-bearing veins of the hydrothermal alteration zone (argile de pile) of the natural nuclear reactor at Bangombe, Republic of Gabon. In MRS Proceedings (Vol. 353, p. 1195). Cambridge University Press.; Utsunomiya, S., Deditius, A. P., Pointeau, V., & Ewing, R. C. (2008). Coffinite and ningyoite from the natural nuclear reactor at Bangombe, Gabon. Geochimica et Cosmochimica Acta, 72(12suppl. 1), A968.; Janeczek, J., & Ewing, R. (1996). Phosphatian coffinite with rare earth elements and Ce-rich françoisite-(Nd) from sandstone beneath a natural fission reactor at Bangombé, Gabon. Mineralogical Magazine, 60(4), 665-669.
Data
Mineral Data:Click here to view Coffinite data
Locality Data:Click here to view Bangombé, Franceville, Haut-Ogooué Province, Gabon
Nearest other occurrences of Coffinite
11.9km (7.4 miles) Oklo Mine, Franceville, Haut-Ogooué Province, Gabon
26.7km (16.6 miles) Mounana Mine (Mouana Mine), Franceville, Haut-Ogooué Province, Gabon
 
矿物 and/or 产地  
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