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ATHENA

MINERALOGY

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Mineral:JAHNSITE-(CaMnFe)
Formula:CaMn2+Fe2+2Fe3+2(PO4)4(OH)2 · 8H2O
Crystal System:Monoclinic
Strunz Nr:7/D.29-60
Group:Jahnsite group
References:MM 42 (1978), 309; HB4 (2000)
Type Locality:Tip Top pegmatite, Custer, Custer Co., South Dakota, USA

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