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ATHENA

MINERALOGY

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Mineral: SIWAQAITE
Formula: Ca6Al2(CrO4)3(OH)12(H2O)26.2H2O
Crystal System: Rhombohedral (Trigonal)
Group: Ettringite group
IMA Number: 2018-150
References: MM, 83 (2019), 323–328; AM 105 (2020), 409
Type Locality: North Siwaqa complex, Transjordan Plateau, Amman, Jordan

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