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Fedorovskite, Kurchatovite, Ludwigite, Szaibélyite


Fedorovskite : Ca2(Mg,Mn2+)2[(OH)6|B4O7], Kurchatovite : Ca(Mg,Mn2+)[B2O5], Ludwigite : Mg2Fe3+[O2|BO3], Szaibélyite : Mg2[(OH)(B2O4(OH))]

Photo Copyright © Pavel M. Kartashov collection & photo  - This image is copyrighted. Unauthorized reproduction prohibited.
Locality: Solongo B deposit, Vitim Plateau, Buriatia (Buryatia) Republic, Transbaikalia (Zabaykalye), Eastern-Siberian Region, Russia
Segregation of brownish transparent grains of fedorovskite into marginal part of the large monograin of colourless kurchatovite in black ludwigite matrix from the type locality. Associating mineral is yellowish szaibelyite, forming secondary earthy agregates. FOV is ~2x1.6 cm. Collected by A.E. Lisitsin in the end of 60th. Pavel M. Kartashov collection and photo.

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