Maxwellite R060955



Name: Maxwellite
RRUFF ID: R060955
Ideal Chemistry: NaFe3+(AsO4)F
Locality: Squaw Creek Tin mine, Catron County, New Mexico, USA
Source: Bob Jenkins [view label]
Owner: RRUFF
Description: Red prismatic crystals in quartz matrix associated with hematite
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
Mineral Group: [ Titanite (17) ]
CHEMISTRY 
RRUFF ID: R060955.2
Sample Description: Microprobe Fragment
Measured Chemistry: (Na0.56Ca0.41   0.03)Σ=1(Fe3+0.24Al0.24Fe2+0.23Mg0.19Ti0.06Mn0.03)Σ=1(As0.99P0.01)Σ=1O4)F1.00 ; trace of Sn, Zr and Nd ; Fe3 and Fe2 split by charge balance
Microprobe Data File: [ Download Excel File ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R060955
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
POWDER DIFFRACTION 
RRUFF ID: R060955.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 6.670(1)Å    b: 8.789(2)Å    c: 7.128(1)Å
alpha: 90°    beta: 114.39(9)°    gamma: 90°   Volume: 380.6(2)Å3    Crystal System: monoclinic
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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 Maxwellite

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, Hlava P F, Fitzpatrick J J, Erd R C, Hinton R W (1991) Maxwellite and squawcreekite, two new minerals from the Black Range Tin district, Catron County, New Mexico, U.S.A., Neues Jahrbuch für Mineralogie, Monatshefte, 1991, 363-384

Jambor J L, Vanko D A (1992) New mineral names, American Mineralogist, 77, 446-452   [view file]

Cooper M A, Hawthorne F C (1995) The crystal structure of maxwellite, Neues Jahrbuch für Mineralogie, Monatshefte, 1995, 97-104