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ATHENA

MINERALOGY

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Mineral: UNGARETTIITE = MANGANOMANGANIUNGARETTIITE
Formula: NaNa2(Mn2+2Mn3+3)Si8O22O2
Crystal System: Monoclinic
Group: Amphibole supergroup, with (O) dominant. Kaersutite root name group
References: AM 80 (1995), 165; MR 27 (1996), 394
Type Locality: Hoskins mine, Grenfell, New South Wales, Australia

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