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Kidwellite : NaFe3+9(PO4)6(OH)11·3H2O, Alunite Supergroup : AD3(XO4)2(OH)6

Copyright © Patrice.Queneau
 
 
minID: 37H-E5M

Kidwellite : NaFe3+9(PO4)6(OH)11·3H2O, Alunite Supergroup : AD3(XO4)2(OH)6

Copyright © Patrice.Queneau  - This image is copyrighted. Unauthorized reproduction prohibited.

Kidwellite crystals and balls (yellow green) with minor Alunite group (orange yellow; possibly Plumbogummite)
Field of view 2 mm
Photo and Collection Patrice Queneau

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Photo added: 24th Feb 2008