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Fluornatromicrolite R060589

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Name: Fluornatromicrolite
RRUFF ID: R060589
Ideal Chemistry: (Na1.5Bi0.5)Ta2O6F
Locality: Quixaba mine, Frei Martinho, Paraíba, Northeast Region, Brazil
Source: Michael Scott S100787 [view label]
Owner: RRUFF
Description: Dark green octahedron embedded in white albite matrix
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Groups: [ pyrochlore (28) ] [ microlite (15) ]
Quick search: [ All Fluornatromicrolite samples (2) ]
CHEMISTRY 
RRUFF ID: R060589.2
Sample Description: Microprobe Fragment
Measured Chemistry: (Na1.04Ca0.71Bi0.18◻0.07)Σ=2Ta2.00O6(F0.93(OH)0.07)Σ=1 ; OH estimated by difference and charge balance
Microprobe Data File: [ Download Excel File ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented Raman on the primary sample
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R060589
Wavelength:
Sample Description: Unoriented Raman on the primary 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
POWDER DIFFRACTION 
RRUFF ID: R060589.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 10.434(1)Å    b: 10.434(1)Å    c: 10.434(1)Å
alpha: 90°    beta: 90°    gamma: 90°   Volume: 1136.1(1)Å3    Crystal System: cubic
  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.

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DIF File
X-ray Data (XY - RAW) View Graph
RRUFF File
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REFERENCES for Fluornatromicrolite

American Mineralogist Crystal Structure Database Record: [view record]

Atencio D, Andrade M B, Christy A G, Gieré R, Kartashov P M (2010) The pyrochlore supergroup of minerals: nomenclature, The Canadian Mineralogist, 48, 673-698   [view file]

Andrade M B, Atencio D, Menezes L A D, Ellena J (2011) The crystal structure of a microlite-group mineral with a formula near NaCaTa2O6F from the Morro Redondo mine, Coronel Murta, Minas Gerias, Brazil, The Canadian Mineralogist, 49, 615-621   [view file]

Witzke T, Steins M, Doering T, Schuckmann W, Wegner R, Pöllmann H (2011) Fluornatromicrolite, (Na,Ca,Bi)2Ta2O6F, a new mineral species from Quixaba, Paraíba, Brazil, The Canadian Mineralogist, 49, 1105-1110   [view file]

Tait K T, Belakovskiy D, Welch M D, Gatta G D, Cámara F (2012) New mineral names, American Mineralogist, 97, 1260-1265   [view file]