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ATHENA

MINERALOGY

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Mineral: PROTOCHABOURNEITE
Name: Protochabournéite
Formula: Tl4-xPb2+2xSb20-x-yAsyS34 (0,02 ≤ x ≤ 0,34 ; 5,71 ≤ y ≤ 6,69)
Crystal System: Anorthic (Triclinic)
Group: Chabournéite group
IMA Number: 2021 s.p.
References: MM 75 (2011), 2888; CM 51 (2013), 475; MM 78 (2014), 101-117; EJM 33/5 (2021), 639-646
Type Locality: Sant’Olga tunnel, Monte Arsiccio mine, Stazzema, Alpe Apuane (Apuan Alps), Toscana (Tuscany), Italy

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