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ATHENA

MINERALOGY

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Mineral: HOLMQUISTITE
Formula: ▢(Li2Mg3Al2)Si8O22(OH)2
Crystal System: Orthorhombic
Group: Amphibole supergroup, with (OH,F,Cl) dominant. Amphibole-Li subgroup. Holmquistite group
IMA Number: 2012 s.p.
References: CM 6 (1960), 504; HB2/1 (1995); MM 61 (1997), 295; AM 104 (2019), 1829
Type Locality: Utö, Södermanland, Sweden
Comments: ▢ = vacancy

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