Vauxite R070421

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Record 1957 of 4216  


Name: Vauxite
RRUFF ID: R070421
Ideal Chemistry: Fe2+Al2(PO4)2(OH)2·6H2O
Locality: Llallagua, Bustillos Province, Potosi, Bolivia
Source: James Shigley [view label]
Owner: RRUFF
Description: Aggregates of pale blue tabular crystals
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
Quick search: [ All Vauxite samples (2) ]
CHEMISTRY 
RRUFF ID: R070421.2
Sample Description: Microprobe Fragment
Measured Chemistry: (Fe2+0.98Mn0.02)Σ=1Al2.00(P1.00O4)2(OH)2·5.7H2O; OH estimated by charge balance; H2O by difference
Microprobe Data File: [ Download Excel File ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample
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RRUFF ID: R070421
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
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Raman Data (RAW) View Graph
RRUFF File
POWDER DIFFRACTION 
RRUFF ID: R070421.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 9.105(2)Å    b: 11.566(4)Å    c: 6.143(4)Å
alpha: 98.34(2)°    beta: 92.02(1)°    gamma: 108.17(1)°   Volume: 605.9(6)Å3    Crystal System: triclinic
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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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DIF File
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RRUFF File
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REFERENCES for Vauxite

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]

Gordon S G (1922) Preliminary notes on vauxite and paravauxite, Science, 56, 50-50   [view file]

Newhouse W H (1922) Notes and News, American Mineralogist, 7, 108-109   [view file]

Fleischer M (1945) New mineral names, American Mineralogist, 30, 548-550   [view file]

Baur W H, Rao B R (1968) Mineralogical Notes, American Mineralogist, 53, 1025-1028   [view file]

Moore P B, Araki T, Kampf A R, Steele I M (1976) Olmsteadite, K2Fe2+2[Fe2+2(Nb,Ta)5+2O4(H2O)4(PO4)4], a new species, its crystal structure and relation to vauxite and montgomeryite, American Mineralogist, 61, 5-11   [view file]

Ventura G D, Bellatreccia F, Cuocci C, Rossi M, Capitelli F (2016) Structure refinement and vibrational spectroscopy of vauxite from the type locality, Llallagua (Bolivia), The Canadian Mineralogist, 54, 163-176