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ATHENA

MINERALOGY

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Mineral:SERGEVANITE
Formula:Na15(Ca3Mn3)(Na2Fe)Zr3Si26O72(OH)3 · H2O
Crystal System:Rhomboedral (Trigonal)
Group:Eudialyte group
References:MM 83 (2019), 887; EJM 32 (2020), 1
Type Locality:Karnasurt mine dump, Karnasurt Mountain, Lovozersky District, Murmansk Oblast, Kola peninsula, Russia

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