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ATHENA

MINERALOGY

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Mineral:FERRONIGERITE-2N1S
Formula:(Fe,Mg)4(Al10Sn2)O22(OH)2
Crystal System:Rhomboedral (Trigonal)
Strunz Nr:4/C.07-50
Group:Nigerite group
References:AM 60 (1975), 309; HB3 (1997); EJM 14 (2002), 389
Type Locality:Egbe district, Kabba province, Nigeria
Comments:Spinel (S), Nolanite (N)

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