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ATHENA

MINERALOGY

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Mineral:POSNJAKITE
Formula:Cu4(SO4)(OH)6 · H2O
Crystal System:Monoclinic
Strunz Nr:6/D.03-10
Group:Langite group
References:AM 52 (1967), 1582; HB5 (2003); Acta Crystallographica E76 (2020), 1136
Type Locality:Nura-Talinsk (Nura-Taldy) tungsten deposit, Kazakhstan

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