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Eggletonite


Eggletonite : (Na,K,Ca)2(Mn,Fe)8(Si,Al)12O29(OH)7·11H2O

Photo Copyright © Knut Eldjarn  - This image is copyrighted. Unauthorized reproduction prohibited.
Locality: Big Rock Quarry (3M quarry), Granite Mountain area, Little Rock, Pulaski Co., Arkansas, USA
Prismatic, brown crystals of Eggletonite from the type locality at Little Rock, Arkansas, USA. Field of view: 4 mm. Specimen and photo: Knut Eldjarn.

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