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ATHENA

MINERALOGY

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Mineral:IKRANITE
Formula:(Na,H3O)15(Ca,Mn,REE)6Fe3+2Zr3([],Zr)([],Si)Si24O66(O,OH)6Cl · nH2O
Crystal System:Rhomboedral (Trigonal)
Strunz Nr:8/E.25-14
Group:Eudialyte group
References:ZVMO 132/5 (2003), 22; CM 41 (2003), 785; MR 4 (2004), 353
Type Locality:Karnasurt Mt, Lovozero alkaline massif, Kola Peninsula, Russia
Comments:[] = vacancy

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