Fairfieldite R050539
Name: Fairfieldite
RRUFF ID: R050539
Ideal Chemistry: Ca2Mn2+(PO4)2·2H2O
Locality: Foote mine, Kings Mountain, Cleveland County, North Carolina, USA
Source: University of Arizona Mineral Museum 9329 [view label]
Owner: RRUFF
Description: Transparent tabular crystals associated with fluorapatite
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ fairfieldite (16) ]
Quick search: [ All Fairfieldite samples (2) ]
CHEMISTRY 
RRUFF ID: R050539.2
Sample Description: Microprobe Fragment
Measured Chemistry: Ca2.00(Mn2+0.82Fe2+0.15Mg0.03)Σ=1(P1.00O4)2·2H2O
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R050539
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
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Raman Data (Processed)
RRUFF File
Raman Data (RAW) View Graph
RRUFF File
INFRARED SPECTRUM (Attenuated Total Reflectance) 
RRUFF ID: R050539.1
Instrument settings: SensIR Durascope on a Nicolet Magna 860 FTIR
Resolution:
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Infrared Data (Processed)
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POWDER DIFFRACTION 
RRUFF ID: R050539.1
Sample Description: Powder
Cell Refinement Output: a: 5.8016(9)Å    b: 6.5683(7)Å    c: 5.4986(5)Å
alpha: 102.32(1)°    beta: 108.682(8)°    gamma: 90.357(10)°   Volume: 193.28(3)Å3    Crystal System: triclinic
  File Type Information Close
Calculated diffraction file.

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Output file from the Bruker D8 Advance instrument. Includes device headers and XY data.

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

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Cell Refinement Data
Cell Refinement Output Data
DIF File
X-ray Data (XY - Processed)
RRUFF File
X-ray Data (XY - RAW) View Graph
RRUFF File
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REFERENCES for Fairfieldite

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]

Brush G J, Dana E S (1879) On the mineral locality in Fairfield County, Connecticut, with the description of two additional new species. Second Paper, American Journal of Science and Arts, 17, 359-368   [view file]

Brush G J, Dana E S, Wells H L (1890) On the mineral locality at Branchville, Connecticut: Fifth paper, American Journal of Science, 39, 201-216   [view file]

Frondel C (1955) Neomesselite and beta-roselite: two new members of the fairfieldite group, American Mineralogist, 40, 828-833   [view file]

Fanfani L, Nunzi A, Zanazzi P F (1970) The crystal structure of fairfieldite, Acta Crystallographica, B26, 640-645

Fleck M, Kolitsch U, Hertweck B (2002) Natural and synthetic compounds with kröhnkite-type chains: review and classification, Zeitschrift für Kristallographie, 217, 435-443

Herwig S, Hawthorne F C (2006) The topology of hydrogen bonding in brandtite, collinsite and fairfieldite, The Canadian Mineralogist, 44, 1181-1196   [view file]

Frost R L (2009) Raman and infrared spectroscopy of arsenates of the roselite and fairfieldite mineral subgroups, Spectrochimica Acta Part A-Molecular and Biomolecular Spectroscopy, 71, 1788-1794

Dyar M D, Jawin E R, Breves E, Marchand G, Nelms M, Lane M D, Mertzman S A, Bish D L and Bishop J L (2014) Mössbauer parameters of iron in phosphate minerals: Implications for interpretation of martian data, American Mineralogist, 99, 914-942   [view file]