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fluorannite

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Journal Article

Crystal structure and crystal chemistry of fluorannite and its relationships to annite

M. F. Brigatti, E. Caprilli, D. Malferrari, A. Mottana
Published: 01 December 2007
Mineralogical Magazine (2007) 71 (6): 683–690.
DOI: https://doi.org/10.1180/minmag.2007.071.6.683
...M. F. Brigatti; E. Caprilli; D. Malferrari; A. Mottana Abstract This study focuses on the crystal-chemical characterization of fluorannite from the Katugin Ta-Nb deposit, Chitinskaya Oblast’, Kalar Range, Transbaikalia, eastern Siberia, Russia. The chemical formula of this mineral is (K 0.960 Na...
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The Mössbauer spectrum of the new mineral fluorannite

Shan QIN, Zhe LI, Ziyu WU, Anhuai LU
Published: 01 November 2002
European Journal of Mineralogy (2002) 14 (6): 1049–1052.
DOI: https://doi.org/10.1127/0935-1221/2002/0014-1049
...Shan QIN; Zhe LI; Ziyu WU; Anhuai LU Abstract The mineral fluorannite, a new member in trioctahedral micas, has been approved by the Commission on New Minerals and Mineral Names (CNMMN) in 1999. Here a room-temperature Mössbauer data of this new mineral from Suzhou, China was reported...
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Fit Mössbauer parameters for raw folded spectrum of <span class="search-highlight">fluorannite</span> at 298 K.

Fit Mössbauer parameters for raw folded spectrum of fluorannite at 298 K.

Published: 01 November 2002
Table 1. Fit Mössbauer parameters for raw folded spectrum of fluorannite at 298 K.
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Fe 3+ QSD from raw folded Mössbauer spectrum of <span class="search-highlight">fluorannite</span> at 298 K.

Fe 3+ QSD from raw folded Mössbauer spectrum of fluorannite at 298 K.

Published: 01 November 2002
Fig. 2. Fe 3+ QSD from raw folded Mössbauer spectrum of fluorannite at 298 K.
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Fe 2+ QSDs from raw folded Mössbauer spectrum of <span class="search-highlight">fluorannite</span> at 298 K.

Fe 2+ QSDs from raw folded Mössbauer spectrum of fluorannite at 298 K.

Published: 01 November 2002
Fig. 3. Fe 2+ QSDs from raw folded Mössbauer spectrum of fluorannite at 298 K.
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Fitted raw folded Mössbauer spectrum of <span class="search-highlight">fluorannite</span> at 298 K. The solid li...

Fitted raw folded Mössbauer spectrum of fluorannite at 298 K. The solid li...

Published: 01 November 2002
Fig. 1. Fitted raw folded Mössbauer spectrum of fluorannite at 298 K. The solid line joining the data points is the fit result, the other solid line shows the separate contributions from octahedral Fe 2+ and octahedral Fe 3+ . The difference curve (or residuals) is shown with the same vertical
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General view of cryolite rock and BSE images of Li–Na–Fe-amphibole grains (...

General view of cryolite rock and BSE images of Li–Na–Fe-amphibole grains (...

Published: 01 August 2016
Fig. 1. General view of cryolite rock and BSE images of Li–Na–Fe-amphibole grains ( A , B ) from cryolite rock (sample K-243, Katugin deposit). Cry, Cryolite; Arf, Li–Na–Fe-amphibole; Ann, fluorannite; Lpd, Li-mica (polylithionite); Kfs, K-feldspar; Sid, siderite.
Journal Article

Lithium-containing Na–Fe-amphibole from cryolite rocks of the Katugin rare-metal deposit (Transbaikalia, Russia) : chemical features and crystal structure

V.V. Sharygin, N.V. Zubkova, I.V. Pekov, V.S. Rusakov, D.A. Ksenofontov, E.N. Nigmatulina, N.V. Vladykin, D.Yu. Pushcharovsky
Published: 01 August 2016
Russ. Geol. Geophys. (2016) 57 (8): 1191–1203.
DOI: https://doi.org/10.1016/j.rgg.2016.08.006
...Fig. 1. General view of cryolite rock and BSE images of Li–Na–Fe-amphibole grains ( A , B ) from cryolite rock (sample K-243, Katugin deposit). Cry, Cryolite; Arf, Li–Na–Fe-amphibole; Ann, fluorannite; Lpd, Li-mica (polylithionite); Kfs, K-feldspar; Sid, siderite. ...
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b vs. a for the starting annite sample and for the oxidized annite samples...

b vs. a for the starting annite sample and for the oxidized annite samples...

Published: 01 December 2001
, and an annite-fluorannite series ( Mercier, 2001 ).
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c vs. a for the starting unoxidized annite sample and for the oxidized ann...

c vs. a for the starting unoxidized annite sample and for the oxidized ann...

Published: 01 December 2001
-fluorannite series where the nominal F/(F+OH) ratio is indicated ( Mercier, 2001 ). The approximate positions of the Ni, Mg (phlogopite), and Fe (annite) end-members are indicated by Ni, Mg and Fe, respectively.
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Variation of F content with the following structural parameters: ( a ) Δ z ...

Variation of F content with the following structural parameters: ( a ) Δ z ...

Published: 01 December 2007
the octahedral M 2 cation and the O4 oxygen atom); and ( d ) M 2- Ô 4 - M 2 angle. Legend: filled circle – fluorannite; filled triangle – annite; open symbols – samples from the literature (diamond: samples C3-31, H87, A4, C6b, B1 from Brigatti et al. , 2000 b ; square: samples from Redhammer and Roth
Journal Article

Crystal chemistry of Ti-rich fluorophlogopite from Presidente Olegario, Alto Paranaíba igneous province, Brazil

E. Schingaro, M. Lacalamita, F. Scordari, M.F. Brigatti, G. Pedrazzi
Published: 01 May 2011
American Mineralogist (2011) 96 (5-6): 732–743.
DOI: https://doi.org/10.2138/am.2011.3666
... ). A few studies involving micas along the join phlogopite-fluorophlogopite, have been carried out so far. A review of studies on fluorophlogopites is found in Gianfagna et al. (2007) , whereas Brigatti et al. (2007) performed a crystal structure analysis of the end-member fluorannite. Because...
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Relation between the tetrahedral and octahedral sheet thickness, interlayer...

Relation between the tetrahedral and octahedral sheet thickness, interlayer...

Published: 01 May 2011
. 2008 ; triangle pointing upward: Matarrese et al. 2008 ; triangle pointing downward: Lacalamita 2009 ); open symbols with cross = natural end-member annite and synthetic near end-member phlogopite (circle: Redhammer and Roth 2002 ) and fluorannite (square: Brigatti et al. 2007 ); open symbols
Journal Article

Fluorophlogopite from Piano delle Concazze (Mt. Etna, Italy): Crystal chemistry and implications for the crystallization conditions

Fernando Scordari, Emanuela Schingaro, Gennaro Ventruti, Eugenio Nicotra, Marco Viccaro, Simona Mazziotti Tagliani
Published: 01 May 2013
American Mineralogist (2013) 98 (5-6): 1017–1025.
DOI: https://doi.org/10.2138/am.2013.4225
... from Biancavilla (Etna) that had been approved by the IMA-CNMMN as a new mineral with the name fluorophlogopite, whereas Brigatti et al. (2007) carried out a structural study of a fluorannite emphasizing the structural changes due to F content with respect to annite. Schingaro et al. (2011...
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NEW MINERAL NAMES

John L. Jambor, Andrew C. Roberts
Published: 01 November 2001
American Mineralogist (2001) 86 (11-12): 1534–1537.
... Petersburg Academy of Sciences (1783–1796) and President of the Russian Academy of Sciences. Type material is in the Fersman Mineralogical Museum, Moscow, Russia. J.L.J. Ganfu Shen, Qi Lu, Jinsha Xu (2000) Fluorannite: A new mineral of the mica group from the western suburb of Suzhou City. Acta...
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Fluorophlogopite from Biancavilla (Mt. Etna, Sicily, Italy): Crystal structure and crystal chemistry of a new F-dominant analog of phlogopite

Antonio Gianfagna, Fernando Scordari, Simona Mazziotti-Tagliani, Gennaro Ventruti, Luisa Ottolini
Published: 01 October 2007
American Mineralogist (2007) 92 (10): 1601–1609.
DOI: https://doi.org/10.2138/am.2007.2502
.... Recently, the F-dominant analog of annite, KFe 3 2+ AlSi 3 O 10 (OH) 2 , from the Western Suburb of Suzhou City, near Shangai, China, has been approved by the IMA-CNMMN (99-048) as a new mineral with the name fluorannite ( Shen et al. 2000 ). More recently Xu et al. (2005) pointed out the discovery...
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MECHANISMS AND CRYSTAL CHEMISTRY OF OXIDATION IN ANNITE: RESOLVING THE HYDROGEN-LOSS AND VACANCY REACTIONS

D. G. Rancourt, P. H. J. Mercier, D. J. Cherniak, S. Desgreniers, H. Kodama, J.-L. Robert, E. Murad
Published: 01 December 2001
Clays and Clay Minerals (2001) 49 (6): 455–491.
..., and an annite-fluorannite series ( Mercier, 2001 ). ...
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True and brittle micas: composition and solid-solution series

G. Tischendorf, H.-J. Förster, B. Gottesmann, M. Rieder
Published: 01 June 2007
Mineralogical Magazine (2007) 71 (3): 285–320.
DOI: https://doi.org/10.1180/minmag.2007.071.3.285
.... (2004 , their Appendix). common true K micas (93.1%): [annite, celadonite, muscovite, phlogopite, polylithionite, siderophyllite, tainiolite]; uncommon true K micas (1.6%): contain a minor element (Mn 2+ , Fe 3+ or F) in an above-average concentration [fluorannite, masutomilite, montdorite...
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An evolutionary system of mineralogy: Proposal for a classification of planetary materials based on natural kind clustering

Robert M. Hazen
Published: 01 June 2019
American Mineralogist (2019) 104 (6): 810–816.
DOI: https://doi.org/10.2138/am-2019-6709CCBYNCND
... annite, fluorannite, siderophyllite, and tetraferriphlogopite ( Rieder et al. 1998 ). Similar splitting of natural kinds into many species occurs in the complex amphibole group with more than 100 approved species ( Hawthorne et al. 2012 ; http://rruff.info/ima ), the garnet group ( Grew et al. 2013...
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Network analysis of mineralogical systems

Shaunna M. Morrison, Chao Liu, Ahmed Eleish, Anirudh Prabhu, Congrui Li, Jolyon Ralph, Robert T. Downs, Joshua J. Golden, Peter Fox, Daniel R. Hummer, Michael B. Meyer, Robert M. Hazen
Published: 01 August 2017
American Mineralogist (2017) 102 (8): 1588–1596.
DOI: https://doi.org/10.2138/am-2017-6104CCBYNCND
...,” and “tourmaline,” the names once commonly employed by optical petrologists have been replaced by several related species (i.e., annite, fluorannite, siderophyllite, and tetraferriannite for “biotite”). In the case of plagioclase feldspar, on the other hand, Harker distinguishes six compositional variants—albite...
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