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Eveslogite: (Ca,K,Na,Sr,Ba)48[(Ti,Nb,Fe,Mn)12(OH)12Si48O144](F,OH,Cl)14
Comments: Yellowish brown crystal fragment of eveslogite. Location: Yukspolark Pass, Khibiny Massif, Kola Peninsula, Russia. Scale: Specimen Size 10x7 mm. © Sergey Vasiliev / Systematic Mineralogy