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Name: Potassic-magnesio-fluoro-arfvedsonite RRUFF ID: R060915 Ideal Chemistry: KNa2(Mg4Fe3+)Si8O22F2 Locality: Kipawa, Quebec, Canada Source: Royal Ontario Museum M52453 [view label] Owner: RRUFF Description: Dark blue-green amphibole with pronounced cleavage, associated with white albite and red eudialyte Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis |
Mineral Group: [ amphibole (107) ] |
CHEMISTRY | ||||||||||
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RAMAN SPECTRUM | ||||||||||||
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BROAD SCAN WITH SPECTRAL ARTIFACTS | ||||||||||||
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POWDER DIFFRACTION | ||||||||
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RRUFF ID: | R060915.1 | |||||||
Sample Description: | Powder | |||||||
Cell Refinement Output: |
a: 9.8859(3)Å b: 17.9548(9)Å c: 5.2756(4)Å alpha: 90° beta: 104.294(3)° gamma: 90° Volume: 907.42(7)Å3 Crystal System: monoclinic |
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REFERENCES for Potassic-magnesio-fluoro-arfvedsonite | |
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Hogarth D D, Chao G Y, Townsend M G (1987) Potassium- and fluorine-rich amphiboles from the Gatineau area, Quebec, The Canadian Mineralogist, 25, 739-753 [view file] |
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Mazdab F K (2003) The diversity and occurrence of potassium-dominant amphiboles, The Canadian Mineralogist, 41, 1329-1344 [view file] |
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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] |
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Hogarth D D (2006) Fluoro-potassic-magnesio-arfvedsonite, KNa2Mg5Si8O22F2, from the Outaouais region, Quebec, Canada, The Canadian Mineralogist, 44, 289-289 [view file] |
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Hogarth D D (2010) Fluoro-potassic-magnesio-arfvedsonite, KNa2Mg5Si8O22F2, from the Outaouais region, Quebec, Canada: Erratum, The Canadian Mineralogist, 48, 432-432 [view file] |
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Oberti R, Boiocchi M, Hawthorne F C, Robinson P (2010) Crystal structure and crystal chemistry of fluoro-potassic-magnesio-arfvedsonite from Monte Metocha, Xixano region, Mozambique, and discussion of the holotype from Quebec, Canada, Mineralogical Magazine, 74, 951-960 [view file] |
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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] |
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