Faizievite R070221
Name: Faizievite
RRUFF ID: R070221
Ideal Chemistry: Li6K2Na(Ca6Na)Ti4(Si6O18)2(Si12O30)F2
Locality: Dara-i-Pioz Glacier, Alayskiy (Alai) Range, Tien Shan Mts, Districts of the Republican Subordination, Tajikistan
Source: Michael Scott S100427 [view label]
Owner: RRUFF
Description: Pale brownish yellow massive associated with quartz
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
CHEMISTRY 
RRUFF ID: R070221.2
Sample Description: Microprobe Fragment
Measured Chemistry: Li6.00(K1.78◻0.20Ba0.02)Σ=2(Na0.80K0.20)Σ=1(Ca6.12Na0.74Sr0.11Mn0.03)Σ=7(Ti3.88Al0.10Nb5+0.02)Σ=4(Si6.00O18)2(Si12.00O30)(F1.72(OH)0.28)Σ=2; Li assumed by stoichiometry; OH by charge balance
Microprobe Data File: [ Download Excel File ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R070221
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: R070221.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 9.829(8)Å    b: 9.830(6)Å    c: 17.32(1)Å
alpha: 99.24(1)°    beta: 94.64(3)°    gamma: 119.86(1)°   Volume: 1407(4)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 Faizievite

American Mineralogist Crystal Structure Database Record: [view record]

Agakhanov A A, Pautov L A, Uvarova Y A, Sokolova E V, Hawthorne F C, Karpenko V Y, Gafurov F G (2007) Faizievite, K2Na(Ca6Na)Ti4Li6Si24O66F2 - a new mineral species, New Data on Minerals. Moscow, 42, 5-10   [view file]

Piilonen P C, Poirier G, Tait K T (2008) New mineral names, American Mineralogist, 93, 1941-1946   [view file]

Uvarova Y A, Sokolova E, Hawthorne F C, Agakhanov A A, Pautov L A (2008) The crystal chemistry of faizievite, K2Li6Na(Ca6Na)Ti4[Si6O18]2[Si12O30]F2, a novel structure based on intercalated blocks of the baratovite and berezanskite structures, The Canadian Mineralogist, 46, 163-171   [view file]