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sanjuanite

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Journal Article
Published: 01 June 2011
The Canadian Mineralogist (2011) 49 (3): 835–847.
...Fernando Colombo; Jordi Rius; Elisa V. Pannunzio-Miner; José C. Pedregosa; Gerardo E. Camí; Raúl E. Carbonio Abstract Sanjuanite, Al 2 (PO 4 )(SO 4 )(OH)·9H 2 O, is a microcrystalline fibrous mineral found in Pennsylvanian slates belonging to the Los Jejenes Formation at the Pocito Department...
FIGURES | View All (6)
Journal Article
Published: 01 February 1968
American Mineralogist (1968) 53 (1-2): 1–8.
...M. E. J. De Abeledo; V. Angelelli; M. A. R. De Benyacar; C. Gordillo Abstract Sanjuanite is a new mineral, Al 2 (PO 4 )(SO 4 )OH·9H 2 O, found in dark Carboniferous slates, on the eastern slope of Sierra Chica de Zonda, Department of Pocito, San Juan Province, Argentina. The mineral occurs as white...
Journal Article
Published: 01 October 2013
American Mineralogist (2013) 98 (10): 1906–1913.
.... Associated phases are gypsum, sanjuanite, rare alunite, quartz and micro-spherules of amorphous silica. Rossiantonite is colorless with a white streak and vitreous luster. The mineral is brittle with irregular to sub-conchoidal fracture and it shows a poorly developed cleavage. Rossiantonite is biaxial...
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Image
SEM image of sanjuanite, showing the fibrous nature of the aggregates.
Published: 01 June 2011
F ig . 1. SEM image of sanjuanite, showing the fibrous nature of the aggregates.
Image
DTA (solid line) and TG (dotted line) curves for sanjuanite.
Published: 01 June 2011
F ig . 6. DTA (solid line) and TG (dotted line) curves for sanjuanite.
Image
Chains built from octahedra and tetrahedra in the structures of arangasite (a), destinezite (b) and sanjuanite (c).
Published: 01 August 2014
F ig . 6. Chains built from octahedra and tetrahedra in the structures of arangasite ( a ), destinezite ( b ) and sanjuanite ( c ).
Image
FTIR spectrum of sanjuanite at room temperature in the region between 4000 and 250 cm−1.
Published: 01 June 2011
F ig . 5. FTIR spectrum of sanjuanite at room temperature in the region between 4000 and 250 cm −1 .
Journal Article
Published: 01 August 2014
Mineralogical Magazine (2014) 78 (4): 889–903.
...F ig . 6. Chains built from octahedra and tetrahedra in the structures of arangasite ( a ), destinezite ( b ) and sanjuanite ( c ). ...
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Image
Similar octahedral/tetrahedral packing of chains in the arangasite (a), destinezite (b) and sanjuanite (c, facing page) structures shown along the shortest axis of the unit cells.
Published: 01 August 2014
F ig . 7. Similar octahedral/tetrahedral packing of chains in the arangasite ( a ), destinezite ( b ) and sanjuanite ( c, facing page ) structures shown along the shortest axis of the unit cells.
Image
Final Rietveld plots of sanjuanite. The calculated pattern is represented by a solid line and the observed data by circles. The lower trace is the difference between observed and calculated profiles. The vertical markers show positions calculated for Bragg reflections.
Published: 01 June 2011
F ig . 2. Final Rietveld plots of sanjuanite. The calculated pattern is represented by a solid line and the observed data by circles. The lower trace is the difference between observed and calculated profiles. The vertical markers show positions calculated for Bragg reflections.
Image
Perspective view of sanjuanite along c (a down and b across the page). The aluminophosphate units can be clearly seen centered at (x,y)= (0,0) and (1/2,1/2). The sulfur atoms with their O atoms (O1, O2, O3, O4) and the free H2O molecules (O16, O17, O18) are placed in between.
Published: 01 June 2011
F ig . 3. Perspective view of sanjuanite along c ( a down and b across the page). The aluminophosphate units can be clearly seen centered at (x,y)= (0,0) and (1/2,1/2). The sulfur atoms with their O atoms (O1, O2, O3, O4) and the free H 2 O molecules (O16, O17, O18) are placed in between.
Journal Article
Published: 01 September 2016
The Canadian Mineralogist (2016) 54 (5): 1293–1305.
..., R.E. (2011) Sanjuanite: ab initio crystal-structure solution from laboratory powder-diffraction data, complemented by FTIR spectroscopy and DT-TG analyses . Canadian Mineralogist 49 , 835 – 847 . Dahmen, T...
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Journal Article
Published: 01 June 2013
Mineralogical Magazine (2013) 77 (4): 453–465.
...–sulfates such as peisleyite ( Mills et al. , 2011 ), sanjuanite ( Colombo et al. , 2011 ), hotsonite ( Beukes et al. , 1984 ), kribergite ( de Bruiyn et al. , 1989 ) and sasaite ( Martini, 1978 ). The new mineral and name have been approved by the Commission on New Minerals, Nomenclature...
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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 October 2014
American Mineralogist (2014) 99 (10): 2150–2158.
... . In transmitted light the mineral is colorless, nonpleochroic. It is optically biaxial (supposed to be positive by analogy with sanjuanite) with α = 1.485(5), γ = 1.493(5) (λ = 589 nm); 2 V and β were not determined. Fibrous crystals show extinction at the angle of 45°. X is parallel to crystal elongation...
Journal Article
Published: 01 October 2012
Mineralogical Magazine (2012) 76 (5): 1281–1288.
... and Larisa T. Galenchikova *E-mail: [email protected] Chemically related to sanjuanite and mitryaevaite Monoclinic: P 2 1 a = 9.740(5), b = 19.31(1), c = 10.688(5) Å, β = 98.65(8)° 10.57(36), 9.60(100), 7.123(23), 5.295(34), 4.695(17), 4.191(29), 3.218(50), 2.870(20) © 2012...
Journal Article
Published: 01 October 2007
The Canadian Mineralogist (2007) 45 (5): 1307–1324.
..., pseudomalachite, rhabdophane-(Ce), rhabdophane-(Nd), richellite, rodolicoite, rosiérésite, saléeite, sanjuanite, serrabrancaite, sieleckiite, sigismundite, simferite, spheniscidite, stanekite, tinticite, triplite, ulrichite, viséite, wardite, wavellite, wycheproofite, wyllieite, xenotime-(Y), ximengite...
Journal Article
Published: 01 January 2002
Reviews in Mineralogy and Geochemistry (2002) 48 (1): 123–253.
... Orth (275) Samuelsonite BaCa 8 Fe 2+ Al 2 (OH) 2 (PO 4 ) 10 18.495(10) 6.804(4) 14.000(8) 90 112.8(1) 90 C 2/ m (276) Sanjuanite Al 2 (PO 4 )(SO 4 )(OH)(H 2 O) 9 11.314(11) 9.018(9) 7.376(7) 93.07(1) 95.77(7) 105.66(7) P 1̅ (133) Sarcopside (Fe 2+ ,Mn 2+ ,Mg) 3 (PO 4...
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Image
Published: 01 January 2002
H , Beukes GJ , van der Westhuizen WA , Tordiffe EAW ( 1989 ) Unit cell dimensions of the hydrated aluminium phosphate-sulphate minerals sanjuanite, kribergite and hotsonite . Mineral Mag 53 : 385 – 386 Deliens M , Piret P ( 1981 ) Les phosphates d’uranyle et