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Gormanite-souzalite

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Journal Article
Published: 01 August 1981
The Canadian Mineralogist (1981) 19 (3): 381–387.
Journal Article
Published: 01 July 2003
European Journal of Mineralogy (2003) 15 (4): 719–723.
...Armel Le BAIL; Peter W. STEPHENS; Francis HUBERT Abstract In absence of suitable single crystal due to polysynthetic twinning, the crystal structure of a specimen in the souzalite/gormanite series (Fe, Mg) 3 (Al, Fe) 4 (PO 4 ) 4 (OH) 6 -2H O is determined ab initio from synchrotron powder...
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Journal Article
Published: 01 November 2006
American Mineralogist (2006) 91 (11-12): 1932–1936.
...-rich compositions with an Fe 2+ :Mg ratio of approximately 1:1, corresponding to an intermediate member of the burangaite-matioliite solid-solution series. Matioliite is intimately associated with fluorapatite, crandallite, and zoned gormanite-souzalite cystals. The mineral forms prismatic to tabular...
FIGURES
Journal Article
Published: 01 May 2019
European Journal of Mineralogy (2019) 31 (3): 629–636.
...}, the Mohs hardness is ~4–5 (by analogy with souzalite and gormanite), and the mineral is brittle with an uneven, stepped fracture. The calculated density is 3.40 g/cm 3 . Kenngottite is optically biaxial positive, the indices of refraction are α = 1.785(1), β = 1.790(5), γ = 1.810(2), and 2 V meas. is 50(10...
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Journal Article
Published: 01 November 2018
The Canadian Mineralogist (2018) 56 (6): 923–938.
...-grade metamorphism. In the mudstones the unknown phosphate mineral was altered to carbonate-apatite, occurring with siderite, as well as gormanite-souzalite alteration and replacement ( Robertson 1982 ). Previous studies found no evidence for high-temperature crystallization of the minerals within...
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Journal Article
Published: 01 January 2004
American Mineralogist (2004) 89 (1): 110–125.
... (Fe 2+ ,Mn 2+ )2+Fe 3+ 4 (PO 4 ) 3 (OH) 5 + + ++ jahnsite s.l. CaMn 2+ (Mg,Fe 2+ ) 2 Fe 3+ 2 (PO 4 ) 4 (OH) 2 ·8H 2 O o o + vivianite Fe 3 2+ (PO 4 ) 2 o o + ABP2 CaMn 2+ Fe 2+ (PO 4 ) 2 (OH)·2H 2 O o + o gormanite-souzalite (Fe 2+ ,Mg) 3 (Al,Fe 2+ ) 4 (PO 4 ) 4 (OH) 6...
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Journal Article
Published: 01 February 2004
American Mineralogist (2004) 89 (2-3): 467–471.
... the space group as C 2/ c . J.L.J. A. Le Bail, P.W. Stephens, F. Hubert (2003) A crystal structure for the souzalite/gormanite series from synchrotron powder diffraction data. Eur. J. Mineral., 15, 719–723. A specimen from Rapid Creek, Yukon, Canada, has the composition (Mg 1.50 Fe 1.50 2...
Journal Article
Published: 01 June 2011
The Canadian Mineralogist (2011) 49 (3): 835–847.
...) reviewed some of the difficulties inherent in structure solution using PXRD. In spite of these, some complex structures have been described [ e.g., tinticite: Rius et al. (2000) , priceite: Wallwork et al. (2002) , kingite: Wallwork et al. (2003) , gormanitesouzalite series: Le Bail et al...
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Journal Article
Published: 01 February 2009
Mineralogical Magazine (2009) 73 (1): 131–148.
.... ( 2003 ) A crystal structure for the souzalite/gormanite series from synchrotron powder diffraction data . European Journal of Mineralogy , 15 , 719 – 723 . Lindberg , M.L. ( 1949 ) Frondelite and the frondelite-rockbridgeite series . American Mineralogist , 34 , 541 – 549...
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Journal Article
Published: 01 April 2014
Mineralogical Magazine (2014) 78 (2): 347–360.
... are priceite ( Wallwork et al ., 2002 ), kutinaite ( Karanović et al ., 2002 ), kingite ( Wallwork et al ., 2003 ), souzalite-gormanite ( Le Bail et al. , 2003 ), aerinite ( Rius et al ., 2004 ), parascorodite ( Perchiazzi et al ., 2004 ), anthoinite ( Grey et al ., 2010 ), sanjuanite ( Colombo et al...
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Journal Article
Published: 01 February 2019
Mineralogical Magazine (2019) 83 (1): 143–147.
... and Anthony R. Kampf *E-mail: [email protected] Structurally related to souzalite and gormanite Monoclinic: P 2/ a ; structure determined a  = 13.909(10), b  = 5.186(4), c  = 12.159(9) Å, β = 98.88(1)° 4.87(47), 3.458(89), 3.209(100), 3.023(31), 2.623(46), 2.429(49), 1.951(28...
Journal Article
Published: 01 January 2019
European Journal of Mineralogy (2019) 31 (1): 197–202.
... H 2 O 2 Stannum mine, 5th level of the Huber shaft, Krásno ore district, near Horní Slavkov, western Bohemia, Czech Republic (50°07′22″N, 12°48′2″E) Jiří Sejkora*, Ian E. Grey and Anthony R. Kampf *E-mail: [email protected] Structurally related to souzalite and gormanite...
Journal Article
Published: 01 May 2014
American Mineralogist (2014) 99 (5-6): 914–942.
... in this structure, it is not possible to assign the Mössbauer doublets to specific sites on the basis of this single sample. Gormanite [Fe 3 2+ Al 4 (PO 4 ) 4 (OH) 6 ·2H 2 O] forms a solid-solution series with souzalite [Mg 3 Al 4 (PO 4 ) 4 (OH) 6 ·2H 2 O], and was first described by Sturman et al. (1981...
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Journal Article
Published: 01 September 2021
American Mineralogist (2021) 106 (9): 1537–1543.
.... No fluorescence under UV light was observed. The mineral is brittle with an uneven, stepped fracture and not directly observed cleavage (probably parallel to {100}). The Mohs hardness ~4–5 (by analogy with souzalite and gormanite). Density was not measured due to small size of crystals; D calc = 3.40 g/cm 3...
Journal Article
Published: 01 August 2007
American Mineralogist (2007) 92 (8-9): 1518–1524.
...,” two complex fibrous iron phosphates . Mineralogical Magazine 68 , 147 – 165 . Le Bail , A. , Stephens , P.W. , and Hubert , F. ( 2003 ) A crystal structure for the souzalite/gormanite series from synchrotron powder diffraction data . European Journal of Mineralogy , 15 , 719...
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Journal Article
Published: 01 October 2007
The Canadian Mineralogist (2007) 45 (5): 1307–1324.
..., fransoletite, frondelite, garyansellite, gatumbaite, girvasite, goedkenite, gorceixite, gormanite, graftonite, griphite, hagendorfite, harrisonite, heneuite, hentschelite, huréaulite, hurlbutite, hydroxylapatite, jagowerite, johntomaite, juonniite, kuannersuite-(Ce), kulanite, landesite, libethenite...
Journal Article
Published: 01 April 2019
Mineralogical Magazine (2019) 83 (2): 261–267.
... Gerais State, Brazil. This pegmatite body is known as the ‘João Firmino mine’, with coordinates 18°40′25”S, 41°29′27.5’’W (or UTM 237250E, 7933450N, zone 24), and is located ca. 2 km to the northwest of the well-known Córrego Frio pegmatite, from which brazilianite, scorzalite and souzalite were first...
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Journal Article
Published: 18 December 2024
The Canadian Journal of Mineralogy and Petrology (2024) 62 (6): 895–937.
... of the scorzalite–lazulite and gormanitesouzalite series. In both cases, the crystals are subhedral to anhedral, fine- to medium-grained and occur close to the core zone. The petrographic characteristics of fluorapatite and amblygonite-group phosphates indicate that these are the only primary phosphates...
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Journal Article
Published: 01 December 2018
Mineralogical Magazine (2018) 82 (6): 1307–1322.
... minerals have been identified in the pegmatite (Grochowina, 2016 ), including rare species such as maneckiite (type locality), wicksite, wyllieite, ferrowyllieite, qingheiite-(Fe), maghagendorfite, hagendorfite, ferrohagendorfite, johnsomervilleite, lazulite, gormanite, childrenite, souzalite...
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Journal Article
Published: 01 January 2002
Reviews in Mineralogy and Geochemistry (2002) 48 (1): 123–253.
... ) The isostructurality of rosslerite and phosphorosslerite . Z Kristallgr 137 : 246 – 255 Sturman BD , Mandarino JA , Mrose ME , Dunn PJ ( 1981a ) Gormanite, Fe 2+ 3 Al 4 (PO 4 ) 4 (OH) 6 · 2H 2 O, the ferrous analogue of souzalite, and new data for souzalite . Can Mineral 19 : 381...
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