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Schiavinatoite, Rynersonite


Schiavinatoite : (Nb,Ta)BO4, Rynersonite : Ca(Ta,Nb)2O6

Photo Copyright © Knut Eldjarn  - This image is copyrighted. Unauthorized reproduction prohibited.
Locality: Ampanodiana South pegmatite, Tetezantsio-Andoabatokely Pegmatite Field, Andrembesoa Commune, Betafo District, Vakinankaratra Region (Betafo - Antsirabé region), Antananarivo Province, Madagascar
A brown 1,5 cm crystal of Schiavinatoite with an overgrowth of small black crystals of Rynersonite from the Ampanodiana south pegmatite, Betafo Dept., Madagascar. Specimen and photo: Knut Eldjarn.

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