Potassic-arfvedsonite R050516

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Record 72 of 107  

Name: Potassic-arfvedsonite
RRUFF ID: R050516
Ideal Chemistry: KNa2(Fe2+4Fe3+)Si8O22(OH)2
Locality: Red Wine complex, Labrador, Newfoundland, Canada
Source: Frank Hawthorne
Owner: RRUFF
Description: Black fragments, structure is published in Can Min 14 (1976) 346-356
Status: The identification of this mineral is confirmed by single-crystal X-ray diffraction and chemical analysis.
Mineral Group: [ amphibole (107) ]
CHEMISTRY 
RRUFF ID: R050516.2
Sample Description: Microprobe Fragment
Measured Chemistry: (K0.72Na0.25◻0.03)Na2.00(Fe2+3.75Ca0.15Mg0.10)Σ=4(Fe3+0.55Al0.30Ti0.10Mn0.05)Si8O22(OH)2
Reference File: [ View PDF ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R050516
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
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Raman Data (Processed)
RRUFF File
Raman Data (RAW) View Graph
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POWDER DIFFRACTION 
RRUFF ID: R050516.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 10.007(2)Å    b: 18.077(2)Å    c: 5.332(1)Å
alpha: 90°    beta: 104.101(7)°    gamma: 90°   Volume: 935.48Å3    Crystal System: monoclinic
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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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REFERENCES for Potassic-arfvedsonite

American Mineralogist Crystal Structure Database Record: [view record]

Nickel E H, Mark E (1965) Arfvedsonite and aegirine–augite from Seal Lake, Labrador, The Canadian Mineralogist, 8, 185-197   [view file]

Hawthorne F C (1976) The crystal chemistry of amphiboles: V. The structure and chemistry of arfvedsonite, The Canadian Mineralogist, 14, 346-356   [view file]

Burke E A J, Leake B E (2004) "Named amphiboles": a new category of amphiboles recognized by the International Mineralogical Association (IMA), and the proper order of prefixes to be used in amphibole names, The Canadian Mineralogist, 42, 1881-1883   [view file]

Pekov I V, Chukanov N V, Lebedeva Y S, Pushcharovsky D Y, Ferraris G, Gula A, Zadov A E, Novakova A A, Petersen O V (2004) Potassicarfvedsonite, KNa2Fe2+4Fe3+Si8O22(OH)2, a K-dominant amphibole of the arfvedsonite series from agpaitic pegmatites - Mineral data, structure refinement and disorder in the A site, Neues Jahrbuch für Mineralogie, Monatshefte, 2004, 555-574

Piilonen P C, Ercit T S (2005) New mineral names, American Mineralogist, 90, 1466-1469   [view file]

Pekov I V (2007) New minerals from former Soviet Union countries, 1998-2006: new minerals approved by the IMA commission on new minerals and mineral names, Mineralogical Almanac, 11, 9-51   [view file]

Hawthorne F C, Oberti R, Harlow G E, Maresch W V, Martin R F, Schumacher J C, Welch M D (2012) Nomenclature of the amphibole supergroup, American Mineralogist, 97, 2031-2048   [view file]