Foitite R050356

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Record 1 of 4  

Name: Foitite
RRUFF ID: R050356
Ideal Chemistry:    (Fe2+2Al)Al6Si6O18(BO3)3(OH)4
Locality: Fano mine, Cahuilla Mountain, Riverside County, California, USA
Source: George Rossman
Owner: RRUFF
Description: Black prismatic, elongated and striated fragment
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Quick search: [ All Foitite samples (3) ]
CHEMISTRY 
RRUFF ID: R050356.2
Sample Description: Microprobe Fragment
Measured Chemistry: (Na0.50   0.50)Σ=1(Fe2+1.94Al0.77Li0.15Mn0.10Mg0.04)Σ=3.00Al6.00(BO3)3(Si5.88Al0.12)Σ=6O18(OH)4 ; B and Li not measured but estimated by charge balance
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Laser incident on prism face
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R050356
Wavelength:
Sample Description: Laser incident on prism face
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: R050356.1
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: R050356.1
Sample Description: powder
Cell Refinement Output: a: 15.9667(4)Å    b: 15.9667(4)Å    c: 7.1431(3)Å
alpha: 90.°    beta: 90.°    gamma: 120.°   Volume: 1577.08(8)    Crystal System: hexagonal
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Calculated diffraction file.

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

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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 Foitite

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]

MacDonald D J, Hawthorne F C (1993) Foitite,    [Fe2+2(Al,Fe3+)]Al6Si6O18(BO3)3(OH)4, a new alkali-deficient tourmaline: description and crystal structure, American Mineralogist, 78, 1299-1303   [view file]

Pezzotta F, Hawthorne F C, Cooper M A, Teertstra D K (1996) Fibrous foitite from San Piero in Campo, Elba, Italy, The Canadian Mineralogist, 34, 741-744   [view file]

Gashrova B, Mihailova B, Konstantinov L (1997) Raman spectra of various types of tourmaline, European Journal of Mineralogy, 9, 935-940

Francis C A, Dyar M D, Williams M L, Hughes J M (1999) The occurrence and crystal structure of foitite from a tungsten-bearing vein at Copper Mountain, Taos County, New Mexico, The Canadian Mineralogist, 37, 1431-1438   [view file]

Hawthorne F C, Henry D J (1999) Classification of the minerals of the tourmaline group, European Journal of Mineralogy, 11, 201-215

Kahlenberg V, Velickov B (2000) Structural investigations on a synthetic alkali-free hydrogen-deficient Fe-tourmaline (foitite), European Journal of Mineralogy, 12, 947-953

Novák M, Taylor M C (2000) Foitite: formation during late stages of evolution of complex granitic pegmatites at Dobrá Voda, Czech Republic, and Pala, California, U.S.A., The Canadian Mineralogist, 38, 1399-1408   [view file]

Medaris L G, Fournelle J H, Henry D J (2003) Tourmaline-bearing quartz veins in the Baraboo quartzite Wisconsin: occurrence and significance of foitite and "oxy-foitite", The Canadian Mineralogist, 41, 749-758   [view file]