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Arfvedsonite, Quartz, Microcline


Arfvedsonite : [Na][Na2][Fe2+4Fe3+]Si8O22(OH)2, Quartz : SiO2, Microcline : KAlSi3O8
minID: KL1-AHT

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Terminated arfvedsonite polycrystal from quartz core of the pegmatite. This arfvedsonite have in the center pseudomorfic agregate after some unidentified precusor mineral and some small solid "inclusions" of microcline and quartz. Collected in August 2003. Size 75*50mm. Jindřich Kynický collection and photo.

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Photo added: 8th Aug 2007

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Copyright © Jolyon Ralph and Ida Chau 1993-2014. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them. Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of thousands of members and supporters. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register.
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