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ATHENA

MINERALOGY

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Mineral:FRANCKEITE
Formula:(Pb,Sn2+)6Sn4+2FeSb2S14
Crystal System:Anorthic (Triclinic)
Strunz Nr:2/C.17-70
Group:Cylindrite group
References:NJMA 150 (1984), 41; HB1 (1990); EJM 20 (2008), 7
Type Locality:Chocaya, Las Animas distr., Bolivia

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