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Merrihueite, Chayesite


Merrihueite : (K,Na)2(Fe,Mg)5Si12O30, Chayesite : K(Mg,Fe)4FeSi12O30

Photo Copyright © 2007, JGW  - This image is copyrighted. Unauthorized reproduction prohibited.
A sharp, 0.15 cm, chemically zoned crystal of copper-brown merrihueite(?) (see Lapis-Magazine 4/2002 Page 38/39) overgrown on bluish chayesite. S378-30
Specimen courtesy of Excalibur Mineral Company.

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