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ATHENA

MINERALOGY

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Mineral: DUTROWITE
Formula: Na(Fe2+2,5Ti0,5)Al6(Si6O18)(BO3)3(OH)3O
Crystal System: Rhombohedral (Trigonal)
Group: Tourmaline group.
IMA Number: 2019-082
References: MM 84/1 (2020), 159; EJM 35/1 (2023), 81
Type Locality: Fornovolasco metarhyolite formation, Vergemoli, Lucca, Toscana (Tuscany), Italy

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