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maricite

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Journal Article
Published: 01 July 2019
European Journal of Mineralogy (2019) 31 (4): 837–842.
...Fabrice Brunet; Camille Crouzet; Sorina Cretu; Rénald David; Matthieu Courty; Arnaud Demortière; Nadir Recham Single-phase marićite, NaFePO 4 , was synthesized from a mixture of monosodium phosphate and iron oxalate at 750 °C and atmospheric pressure. Thermal treatment of synthetic marićite in air...
FIGURES | View All (5)
Journal Article
Published: 01 November 1977
The Canadian Mineralogist (1977) 15 (4): 518–521.
Journal Article
Published: 01 August 1977
The Canadian Mineralogist (1977) 15 (3): 396–398.
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(a) Rietveld refinement of the synthetic <b>marićite</b> used as starting material...
Published: 01 July 2019
Fig. 1 (a) Rietveld refinement of the synthetic marićite used as starting material for a thermal treatment. (b) FE-SEM imaging in secondary electron mode before oxidation of marićite in air at 600 °C.
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Characterization of the <b>marićite</b> thermal behavior in air. (a)  Ex situ  dif...
Published: 01 July 2019
Fig. 2 Characterization of the marićite thermal behavior in air. (a) Ex situ diffractograms after stepwise heating of 12 h in the 30–600 °C range. (b) Thermal gravimetry analysis in the 25–700 °C range using a heating ramp of 10 °C/min in air (50 mL/min).
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Stability of natrophilite, karenwebberite and <b>marićite</b> in the Fe&#x2F;(Fe+Mn) – ...
Published: 01 April 2013
Figure 3 Stability of natrophilite, karenwebberite and marićite in the Fe/(Fe+Mn) – T field. The points represent the chemical compositions of synthetic marićites reported by Hatert et al. (2006 , 2011 ), and the high-temperature stability limit of natrophilite has been constrained from
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The crystal structures of augellite, jagowerite and <b>maricite</b>: (a) augelite ...
Published: 01 January 2002
Figure 38. The crystal structures of augellite, jagowerite and maricite: (a) augelite projected onto (001); (b) augelite projected onto (010); (c) jagowerite projected onto (001); (d) jagowerite projected a few degrees away from onto (010); (e) maricite projected onto (100); (e) maricite
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(a) XRPD profile matching of Na 3 Fe 2 (PO 4 ) 3  + Fe 2 O 3  obtained afte...
Published: 01 July 2019
Fig. 3 (a) XRPD profile matching of Na 3 Fe 2 (PO 4 ) 3  + Fe 2 O 3 obtained after thermal decomposition of synthetic marićite. (b) FE-SEM imaging in secondary electron mode after oxidation of synthetic marićite in air at 600 °C.
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Electrochemical performances  versus  Na + /Na 0  of Na 3 Fe 2 (PO 4 ) 3 : ...
Published: 01 July 2019
Fig. 5 Electrochemical performances versus Na + /Na 0 of Na 3 Fe 2 (PO 4 ) 3 : potential versus composition curves obtained from sample synthetized after thermal oxidation of marićite NaFePO 4 in air. The derivative curve (d x /d V ) is plotted as a function of electrochemical potential
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(a) Large myrmekitic sarcopside grain (sample H.281, scanning electron micr...
Published: 01 April 2014
of the photograph is approximately 1 mm). (c) Large pink crystals of Na 4 Fe 2+ Fe 3+ (PO 4 ) 3 , associated with tiny grains of colorless marićite and with Na 7 Fe 2+ Fe 3+ 3 (PO 4 ) 6 green, idiomorphic crystals. The strong pleochroism of Na 7 Fe 2+ Fe 3+ 3 (PO 4 ) 6 , with colors from bottle green to pinkish
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Mössbauer spectra and Fe coordination polyhedra, with conventions as in  Fi...
Published: 01 May 2014
more typical of tetrahedral Fe 3+ , but are more reasonably attributed to M1 and M2. Maricite ( Le Page and Donnay 1977 ) MDD14 contains both Fe 2+ and Fe 3+ in the Fe site. In messelite ( Fleck and Kolitsch 2003 ) DD228, Fe is only in the Fe site. In metavivianite ( Chukanov et al. 2012 ) DD319, Fe
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(a) Large, idiomorphic, colorless crystals of Fe 2 P 2 O 7 , associated wit...
Published: 01 April 2014
gray) grains, associated with elongated crystals of Fe 3 (PO 4 ) 2· n H 2 O (dark gray) (sample H.278, scanning electron microscope, backscattered electron image). (c) Dark green crystals of alluaudite, associated with colorless grains of marićite (sample H.277, plane polarized light. The long edge
Journal Article
Published: 01 April 2014
The Canadian Mineralogist (2014) 52 (2): 351–371.
... of the photograph is approximately 1 mm). (c) Large pink crystals of Na 4 Fe 2+ Fe 3+ (PO 4 ) 3 , associated with tiny grains of colorless marićite and with Na 7 Fe 2+ Fe 3+ 3 (PO 4 ) 6 green, idiomorphic crystals. The strong pleochroism of Na 7 Fe 2+ Fe 3+ 3 (PO 4 ) 6 , with colors from bottle green to pinkish...
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Journal Article
Published: 01 April 2013
American Mineralogist (2013) 98 (4): 767–772.
...Figure 3 Stability of natrophilite, karenwebberite and marićite in the Fe/(Fe+Mn) – T field. The points represent the chemical compositions of synthetic marićites reported by Hatert et al. (2006 , 2011 ), and the high-temperature stability limit of natrophilite has been constrained from...
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Journal Article
Published: 01 December 2000
The Canadian Mineralogist (2000) 38 (6): 1425–1432.
.... The following standards and crystals were used ( K α X-ray lines): F: fluororiebeckite, TAP; Mg: forsterite; TAP; Al: andalusite, TAP; Si: diopside, PET/TAP; P: maricite, PET; Mn: spessartine, LiF; Fe: maricite, LiF. The resulting chemical composition and unit formula are given in Table 2 ; the BeO and H 2 O...
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Journal Article
Published: 01 November 2018
The Canadian Mineralogist (2018) 56 (6): 923–938.
... with the Northwest Territories at approximate longitude 68° 28′ N, latitude 136° 28′ W ( Fig. 1 ). There are 46 phosphate minerals identified as occuring at this locality, and BFR is the type locality for the minerals barićite ( Sturman & Mandarino 1976 ), gormanite ( Sturman et al . 1981a ), marićite ( Sturman...
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Journal Article
Published: 01 May 2006
American Mineralogist (2006) 91 (5-6): 747–752.
...* −545.5* 105.5 5 e−22 4 e−4 1 e−3 NaFePO 4 maricite 102.2†† −34.8* −459.7* 57.9 1 e−18 1 e−6 4 e−4 Ca 5 (PO 4 ) 3 (OH) hydroxyapatite 287.5* −119.2† −1364.7* 356.0 4 e−51 7 e−7 3 e−8 Ca 5 (PO 4 ) 3 F fluorapatite 308.0* −99.8† −1368.6* 371.0 1 e−54 3 e−7 2 e−8 Cu 2...
Journal Article
Published: 01 May 2014
American Mineralogist (2014) 99 (5-6): 914–942.
... more typical of tetrahedral Fe 3+ , but are more reasonably attributed to M1 and M2. Maricite ( Le Page and Donnay 1977 ) MDD14 contains both Fe 2+ and Fe 3+ in the Fe site. In messelite ( Fleck and Kolitsch 2003 ) DD228, Fe is only in the Fe site. In metavivianite ( Chukanov et al. 2012 ) DD319, Fe...
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Journal Article
Published: 01 March 2019
European Journal of Mineralogy (2019) 31 (2): 379–388.
... for phosphorus have been determined by structure refinement. This may indicate that the number of symmetrical stretching modes is not consistent with the number of non-equivalent phosphates in lasnierite, as has already been observed for brianite or marićite ( Litasov & Podgornykh, 2017 ). No peaks were...
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Journal Article
Published: 01 September 2017
American Mineralogist (2017) 102 (9): 1906–1914.
... , B.H. ( 1958 ) Stottite, ein neues Germanium-mineral and seine Paragenese in Tsumeb . Neues Jahrbuch Mineralogie Monatshefte , 85 – 96 . Sturman , B.D. , Mandarino , J.A. , and Corlett , M.I. ( 1977 ) Marićite, a sodium iron phosphate, from the Big Fish River area, Yukon...
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