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Fluorcalciobritholite


Fluorcalciobritholite : (Ca,Ce)5 (SiO4,PO4)3F

Photo Copyright © Christof Schäfer  - This image is copyrighted. Unauthorized reproduction prohibited.
Locality: In den Dellen quarries, Niedermendig, Mendig, Laach lake volcanic complex, Eifel Mts, Rhineland-Palatinate, Germany
Group of short prismatic crystals. Their identification is confirmed by EMPA. The composition of the Fluorcalciobritholite from this ejectum is close to ideal formula with a Ce:La ratio of 11:10. Field of view is 4 mm.
Collection C.&H. Schäfer


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