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ATHENA

MINERALOGY

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Mineral:PROTOFERROSUENOITE
Name:Proto-Ferrosuenoite
Formula:(Mn2+,Fe2+)2(Fe2+,Mg)5(Si4O11)2(OH)2
Crystal System:Orthorhombic
Strunz Nr:8/F.12-160
Group:Amphibole group group I: Mg, Fe, Mn, Li
References:AM 84 (1999), 196; MR 32/5 (2001), 418; MM 77 (2013), 2695
Type Locality:Yokoneyama Mn mine, Tochigi, Japan; Suishoyama pegmatites, Fukushima, Japan

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