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ATHENA

MINERALOGY

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Mineral: CARBOKENTBROOKSITE
Formula: (Na,▢)12(Na,Ce)3Ca6Mn3Zr3Nb(Si25O73)(OH)3(CO3).H2O
Crystal System: Rhombohedral (Trigonal)
Group: Eudialyte group
IMA Number: 2002-056
References: ZVMO 132/5 (2003), 40; CM 41 (2003), 785
Type Locality: Dara-i-Pioz (Darai-Piyoz) alkaline massif, Tajikistan
Comments: ▢ = vacancy

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