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ATHENA

MINERALOGY

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Mineral: HOLDENITE
Formula: (Mn,Mg)6Zn3(AsO4)2(SiO4)(OH)8
Crystal System: Orthorhombic
IMA Number: 1927
References: AM 34 (1949), 589; HB2/1 (1995)
Type Locality: Franklin, Sussex Co, New Jersey, USA

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