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ATHENA

MINERALOGY

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Mineral: HUMBERSTONITE
Formula: K3Na7Mg2(SO4)6(NO3)2.6H2O
Crystal System: Rhombohedral (Trigonal)
IMA Number: 1967-015
References: AM 55 (1970), 1518; HB5 (2003)
Type Locality: Oficina Alemania, Antofagasta, Chile

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