Columbite-(Fe) R060001

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Record 2 of 3  

Name: Columbite-(Fe)
RRUFF ID: R060001
Ideal Chemistry: Fe2+Nb2O6
Locality: Gypsy mine, Minas Gerais, Brazil
Source: Eric Van Valkenburg
Owner: RRUFF
Description: Steel gray fragment with internal red hints
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ Columbite (32) ]
Quick search: [ All Columbite-(Fe) samples (3) ]
CHEMISTRY 
RRUFF ID: R060001.2
Sample Description: Microprobe Fragment
Measured Chemistry: (Fe2+0.52Mn2+0.48)Σ=1(Nb1.61Ta0.39)Σ=2O6
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Sample is oriented and mounted on a pin.
Pin ID: L00607
Orientation: Laser parallel to  b*  (0 1 0).     Fiducial mark perpendicular to laser is parallel to  c   [0 0 1].
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R060001
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
INFRARED SPECTRUM (Attenuated Total Reflectance) 
RRUFF ID: R060001.1
Sample Description: Powder
Instrument settings: SensIR Durascope on a Nicolet Magna 860 FTIR
Resolution:
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Infrared Data (Processed)
RRUFF File
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POWDER DIFFRACTION 
RRUFF ID: R060001.1
Sample Description: Powder
Cell Refinement Output: a: 14.3139(7)Å    b: 5.7425(3)Å    c: 5.0891(3)Å
alpha: 90°    beta: 90°    gamma: 90°   Volume: 418.31(2)Å3    Crystal System: orthorhombic
  File Type Information Close
Calculated diffraction file.

  File Type Information Close
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 Columbite-(Fe)

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]

Jameson R (1805) Columbite, System of Mineralogy, II, Bell and Bradfute Edinburgh, U.K. 582-583   [view file]

Dana E S (1892) Columbite group, in The System of Mineralogy of James Dwight Dana 1837-1868, Descriptive Mineralogy 6th Edition John Wiley & Sons New York 731-738   [view file]

Wherry E T (1914) Mineral nomenclature, Science, 39, 575-577   [view file]

Wherry E T (1915) Notes on wolframite, beraunite, and axinite, Proceedings of the United States National Museum, 47, 501-511   [view file]

Simpson E S (1917) On tapiolite in the Pilbara goldfield, Western Australia, Mineralogical Magazine, 18, 107-121   [view file]

Simpson E S (1928) Famous mineral localities: Wodgina, North West Australia, American Mineralogist, 13, 457-468   [view file]

Quensel P, Berggren T (1938) Minerals of the Varuträsk pegmatite. XI. The niobate-tantalate group, Geologiska Föreningens i Stockholm Förhandlingar, 60, 216-221

Dunn P J, Gaines R V, Kristiansen R (1979) Mossite discredited, Mineralogical Magazine, 43, 553-554   [view file]

Ercit T S, Wise M A, Černý P (1995) Compositional and structural systematics of the columbite group, American Mineralogist, 80, 613-619   [view file]

dos Santos C A, Zawislak L I, Kinast E J, Antonietti V, da Cunha J B M (2001) Crystal chemistry and structure of the orthorhombic (Fe,Mn)(Ta,Nb)2O6 family of compounds, Brazilian Journal of Physics, 31, 616-631

Tarantino S C, Zema M (2005) Mixing and ordering behavior in manganocolumbite-ferrocolumbite solid solution: a single-crystal X-ray diffraction study, American Mineralogist, 90, 1291-1299   [view file]

Burke E A J (2008) Tidying up mineral names: an IMA-CNMNC scheme for suffixes, hyphens and diacritical marks, The Mineralogical Record, 39, 131-135   [view file]

Fuchsloch W C, Nex P A M, Kinnaird J A (2019) The geochemical evolution of Nb-Ta-Sn oxides from pegmatites of the Cape Cross-Uis pegmatite belt, Namibia, Mineralogical Magazine, 83, 161-179

Chukanov N, Pasero M, Aksenov S M, Britvin S N, Zubkova N V, Yike L, Witzke T (2023) Columbite supergroup of minerals: nomenclature and classification, Mineralogical Magazine, 87, 18-33