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ATHENA

MINERALOGY

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Mineral: BOBSHANNONITE
Formula: Na2KBa(Mn2+,Na)8(Nb,Ti)4(Si2O7)4O4(OH)4(O,F)2
Crystal System: Anorthic (Triclinic)
Group: Seidozerite supergroup. Bafertisite group
IMA Number: 2014-052
References: MM 78 (2014), 1241-1248; MM 79 (2015), 1791; CM 58 (2020), 19
Type Locality: Poudrette quarry, Mont Saint-Hilaire, Monteregian Hills, Québec, Canada

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