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ATHENA

MINERALOGY

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Mineral:BANNERMANITE
Formula:(Na,K)xV4+xV5+6-xO15 (x=0.7)
Crystal System:Monoclinic
Strunz Nr:4/G.13-10
References:AM 68 (1983), 634; HB3 (1997)
Type Locality:Izalco volcano, El Salvador

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