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Stilpnomelane Image

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 Stilpnomelane

Large Stilpnomelane Image

Mineral: Stilpnomelane: K(Fe++,Mg,Fe+++)8(Si,Al)12(O,OH)27·n(H2O)
Comments: Golden metallic scaly stilpnomelane on pink orthoclase.
Location: French Creek No. 2 Mine, near Saint Peters, Chester County, Pennsylvania, USA.
Scale: See Photo.
Copyright: © Jeff Weissman / Photographic Guide to Mineral Species
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