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ATHENA

MINERALOGY

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Mineral:ARFVEDSONITE
Formula:NaNa2(Fe2+,Mg)4Fe3+Si8O22(OH)2
Crystal System:Monoclinic
Strunz Nr:8/F.08-155
Group:Amphibole group group IV: sodic group
References:CM 8 (1965), 185; HB2/1 (1995); L 5 (2002), 9
Type Locality:Kangerdluarsuk, Ilímaussaq alkaline complex, Greenland

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