Gormanite R050093

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Record 1681 of 4205  

Name: Gormanite
RRUFF ID: R050093
Ideal Chemistry: Fe2+3Al4(PO4)4(OH)6·2H2O
Locality: Rapid Creek, Yukon Territory, Canada
Source: Rock Currier
Owner: RRUFF
Description: Radial aggregates of blue bladed crystals
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ Souzalite (2) ]
Quick search: [ All Gormanite samples (2) ]
RRUFF ID: R050093.2
Sample Description: Microprobe Fragment
Measured Chemistry: (Fe2+1.85Mg1.09Mn0.06)Σ=3(Al3.76Fe3+0.24)Σ=4(P1.00O4)4((OH5.65F0.35)Σ=6·2H2O ; (light phase) : (Fe2+1.53Mg1.42Mn0.05)Σ=3(Al3.89Fe3+0.11)Σ=4(P1.00O4)4((OH5.60F0.40)Σ=6·2H2O (dark phase
Microprobe Data File: [ Download Excel File ]
Sample Description: Unoriented sample

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RRUFF ID: R050093
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
INFRARED SPECTRUM (Attenuated Total Reflectance) 
RRUFF ID: R050093.1
Instrument settings: SensIR Durascope on a Nicolet Magna 860 FTIR
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RRUFF ID: R050093.1
Sample Description: Powder
Cell Refinement Output: a: 7.224035(8)Å    b: 11.79773(5)Å    c: 5.11759(2)Å
alpha: 90.3456(3)°    beta: 109.9792(2)°    gamma: 81.2907(3)°   Volume: 404.691(1)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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REFERENCES for Gormanite

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]

Sturman B D, Mandarino J A, Mrose M E, Dunn P J (1981) Gormanite, Fe2+3Al4(PO4)4(OH6)·2H2O, the ferrous analogue of souzalite, and new data for souzalite, The Canadian Mineralogist, 19, 381-387   [view file]

Fleischer M, Cabri L J, Chao G Y, Mandarino J A, Pabst A (1982) New mineral names, American Mineralogist, 67, 621-624   [view file]

Le Bail A, Stephens P W, Hubert F (2003) A crystal structure for the souzalite/gormanite series from synchrotron powder diffraction data, European Journal of Mineralogy, 15, 719-723

Jambor J L, Roberts A C (2004) New mineral names, American Mineralogist, 89, 467-471   [view file]

Frost R L, Erickson K L (2005) Near-infrared spectroscopic study of selected hydrated hydroxylated phosphates, Spectrochimica Acta Part A-Molecular and Biomolecular Spectroscopy, 61, 45-50   [link]

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]