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ATHENA

MINERALOGY

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Mineral: JAHNSITE-(MnMnFe++)
Formula: MnMn2+Fe2+2Fe3+2(PO4)4(OH)2.8H2O
Crystal System: Monoclinic
Group: Jahnsite group. Jahnsite subgroup
References: CM 52 (2014), 373-397; AM 106/8 (2021), 1360-1364
Type Locality: Joc√£o pegmatite, Minas Gerais, Brazil (?)
Comments: Qestionable

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