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ATHENA

MINERALOGY

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Mineral:MAGNESIONIGERITE-6N6S
Formula:(Mg,Fe2+)18(Al42Sn6)[]48O90(OH)6
Crystal System:Rhomboedral (Trigonal)
Strunz Nr:4/C.07-45
Group:Nigerite group
References:Acta Min. Sinica 9 (1989), 20; HB3 (1997); EJM 14 (2002), 389
Type Locality:Anhua area, Hunan Province, China
Comments:Spinel (S), Nolanite (N), [] = vacancy

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