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ATHENA

MINERALOGY

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Mineral:KATOPHORITE
Formula:Na(CaNa)Fe2+4(Al,Fe3+)Si7AlO22(OH)2
Crystal System:Monoclinic
Strunz Nr:8/F.09-50
Group:Amphibole group group III: sodic-calcic group
References:AM 63 (1978), 1023; MM 61 (1997), 295
Type Locality:Brattfors mine, Nordmark, Värmland (Varmland, Wermland), Sweden

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