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ATHENA

MINERALOGY

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Mineral: JOHNSENITE-(Ce)
Formula: Na12(Ce,La,Sr,Ca,M)3Ca6Mn3Zr3W(Si25O73)(CO3)(OH,Cl)2
Crystal System: Rhombohedral (Trigonal)
Group: Eudialyte group
References: CM 44 (2006), 105; AM 91 (2006), 1947
Type Locality: Mont Saint-Hilaire, Rouville Co., Qu├ębec, Canada

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