Important Update News
The RRUFF Project is being updated to improve its interface and content. The beta version of the update is accessible to the public at RRUFF.net. New data is only being added to the beta site. Please note that it is in development, and some components are not functional. Existing RRUFF.info links will resolve to the new site after RRUFF.net is officially released.
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Name: Ekatite RRUFF ID: R110136 Ideal Chemistry: (Fe3+,Fe2+,Zn)12(AsO3)6(AsO3,SiO3OH)2(OH)6 Locality: Tsumeb, Namibia Source: William W. Pinch [view label] Owner: RRUFF Description: Radiating aggregate of thin black prismatic crystals Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction. |
Mineral Group: [ Ellenbergerite (2) ] |
RAMAN SPECTRUM | ||||||||||||
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BROAD SCAN WITH SPECTRAL ARTIFACTS | ||||||||||||
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POWDER DIFFRACTION | |||||||
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RRUFF ID: | R110136.9 | ||||||
Sample Description: | Single crystal, powder profile is calculated | ||||||
Cell Refinement Output: |
a: 12.754(1)Å b: 12.754(1)Å c: 5.0457(4)Å alpha: 90° beta: 90° gamma: 120° Volume: 710.84(7)Å3 Crystal System: hexagonal |
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REFERENCES for Ekatite | |
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American Mineralogist Crystal Structure Database Record: [view record] |
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Keller P (2001) Ekatite, (Fe3+,Fe2+,Zn)12(OH)6[AsO3]6[AsO3,HOSiO3]2, a new mineral from Tsumeb, Nambia, and its crystal structure, European Journal of Mineralogy, 13, 769-777 [view file] |
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Jambor J L, Roberts A C (2002) New mineral names, American Mineralogist, 87, 355-358 [view file] |
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Mandarino J A (2002) New minerals, The Canadian Mineralogist, 40, 247-254 [view file] |
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