Simmonsite R080069



Name: Simmonsite
RRUFF ID: R080069
Ideal Chemistry: Na2LiAlF6
Locality: Zapot mine, Zapot amazonite-topaz-zinnwaldite pegmatite, Gillis Range, Mineral County, Nevada, USA
Source: Michael Scott S100646 [view label]
Owner: RRUFF
Description: Colorless plates embedded in epoxy
Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction.
Mineral Group: [ Perovskite (39) ]
CHEMISTRY 
RRUFF ID: R080069.2
Sample Description: Microprobe Fragment
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R080069
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
POWDER DIFFRACTION 
RRUFF ID: R080069.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 5.280(4)Å    b: 5.317(4)Å    c: 7.468(5)Å
alpha: 90°    beta: 90.15(4)°    gamma: 90°   Volume: 209.67(8)Å3    Crystal System: monoclinic
  File Type Information Close
Calculated diffraction file.

  File Type Information Close
Output file from the Bruker D8 Advance instrument. Includes device headers and XY data.

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REFERENCES for Simmonsite

American Mineralogist Crystal Structure Database Record: [view record]

Anthony J W, Bideaux R A, Bladh K W, and Nichols M C (1990) Handbook of Mineralogy, Mineral Data Publishing, Tucson Arizona, USA, by permission of the Mineralogical Society of America. [view file]

Foord E E, O'Connor J T, Hughes J M, Sutley S J, Falster A U, Soregaroli A E, Lichte F E (1999) Simmonsite, Na2LiAlF6, a new mineral from the Zapot amazonite-topaz-zinnwaldite pegmatite, Hawthorne, Nevada, U.S.A, American Mineralogist, 84, 769-772   [view file]

Ross K C, Mitchell R H, Chakhmouradian A R (2003) The crystal structure of synthetic simmonsite, Na2LiAlF6, Journal of Solid State Chemistry, 172, 95-101

Mitchell R H, Welch M D, Chakhmouradian A R (2017) Nomenclature of the perovskite supergroup: A hierarchical system of classification based on crystal structure and composition, Mineralogical Magazine, 81, 411-461   [view file]