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arsenuranospathite

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Journal Article
Published: 01 August 2015
European Journal of Mineralogy (2015) 27 (4): 589–597.
...Fabrice Dal Bo; Frederic Hatert; Maxime Baijot; Simon Philippo Abstract The crystal structure of the natural aluminium uranyl arsenate hydrate arsenuranospathite, ideally Al[(UO 2 )(AsO 4 )] 2 F(H 2 O) 20 , from the Rabejac deposit, Lodève, France, was solved for the first time. Arsenuranospathite...
FIGURES
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Wavelength-dispersion X-ray emission spectra of <span class="search-highlight">arsenuranospathite</span> and stan...
Published: 01 June 2005
F ig . 3. Wavelength-dispersion X-ray emission spectra of arsenuranospathite and standards. The peaks correspond to the following X-ray lines: 0.743 keV: second-order Al K α, 0.668 keV: F K α, 0.659 keV: second-order As L β 1 , and 0.641 keV: second-order As L α 1 . Spectra have been scaled
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View of the autunite-type sheet in the <span class="search-highlight">arsenuranospathite</span>, projected along ...
Published: 01 August 2015
Fig. 1. View of the autunite-type sheet in the arsenuranospathite, projected along [100] (Atoms software; Dowty, 1993 ). Arsenate tetrahedral are green and uranyl square bipyramids are yellow. Red spheres represent oxygen atoms. (online version in colour)
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Secondary electron micrograph of <span class="search-highlight">arsenuranospathite</span>, sample RC4374, shown i...
Published: 01 June 2005
F ig . 1. Secondary electron micrograph of arsenuranospathite, sample RC4374, shown in inverted contrast. The circle and rectangle outline beam damage from a point analysis and from a rastered area, respectively.
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Microphotographs of uranyl arsenates–phosphates. (a) Yellow acicular crysta...
Published: 04 October 2023
Figure 4. Microphotographs of uranyl arsenates–phosphates. (a) Yellow acicular crystals of arsenuranospathite–chistyakovaite. (b) Well-formed tabular crystal of (meta)nováčekite in a fine-grained rusty mass. Photo Š. Ferenc.
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Compositions of uranyl arsenates–phosphates expressed in ternary diagrams (...
Published: 04 October 2023
Figure 5. Compositions of uranyl arsenates–phosphates expressed in ternary diagrams (in apfu). Abbreviations are as follows: nováčekite – Nvč, kahlerite – Kah, threadgoldite-autunite – Tdg-Aut, arsenuranospathite-chistyakovaite – Aush-Cak (Warr, 2021 ).
Journal Article
Published: 01 June 2005
The Canadian Mineralogist (2005) 43 (3): 989–1003.
...F ig . 3. Wavelength-dispersion X-ray emission spectra of arsenuranospathite and standards. The peaks correspond to the following X-ray lines: 0.743 keV: second-order Al K α, 0.668 keV: F K α, 0.659 keV: second-order As L β 1 , and 0.641 keV: second-order As L α 1 . Spectra have been scaled...
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Journal Article
Published: 04 October 2023
Mineralogical Magazine (2023) 87 (6): 849–865.
...Figure 4. Microphotographs of uranyl arsenates–phosphates. (a) Yellow acicular crystals of arsenuranospathite–chistyakovaite. (b) Well-formed tabular crystal of (meta)nováčekite in a fine-grained rusty mass. Photo Š. Ferenc. ...
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Representative compositions (wt.%) from EPMA of uranyl arsenates and phosph...
Published: 04 October 2023
Table 1. Representative compositions (wt.%) from EPMA of uranyl arsenates and phosphates. * * Abbreviations: kahlerite – Kah; nováčekite – Nvč; arsenuranospathite–chistyakovaite – Aush–Cak; threadgoldite – Tdg; autunite – Aut; segnitite (Sgt); philipsbornite (Pbn). Ferric arsenates
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Energy-dispersion X-ray emission spectra of uranospathite and arsenuranospa...
Published: 01 June 2005
F ig . 2. Energy-dispersion X-ray emission spectra of uranospathite and arsenuranospathite. The labeled EDS peaks correspond to the following X-ray lines: 1: C K α, 2: O K α, 3: overlapped As L α 1 and As L β 1 , 4: Al K α, 5: P K α, 6: U M ζ, 7: U M α, 8: U M β, and 9: U M γ.
Journal Article
Published: 01 June 2016
European Journal of Mineralogy (2016) 28 (3): 663–675.
... )(AsO 4 )] 2 (H 2 O) 10 ( Pekov et al ., 2012 ). Recent structural investigations have also been performed on saléeite Mg[(UO 2 )(PO 4 )] 2 (H 2 O) 10 ( Yakubovich et al. , 2008 ) and on arsenuranospathite Al[(UO 2 )(AsO 4 )] 2 F(H 2 O) 20 ( Dal Bo et al ., 2015 ). The investigation...
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Journal Article
Published: 28 May 2018
Mineralogical Magazine (2019) 83 (3): 349–360.
.... At the Markey mine, they are found together on asphaltum in association with arsenuranospathite, gypsum, metakahlerite, nováčekite-II, uramarsite and at least one additional potentially new Mg uranyl sulfate. At the Green Lizard mine, straβmannite is found on matrix comprised of mainly subhedral to euhedral...
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Journal Article
Published: 24 May 2023
Mineralogical Magazine (2023) 87 (4): 568–574.
... and other undifferentiated iron oxyhydroxides, pharmacosiderite, scorodite, arseniosiderite, zeunerite, other uranyl arsenates–phosphates (most abundant are nováčekite, kahlerite, threadgoldite, rarely autunite, chistyakovaite–arsenuranospathite related mineral phases and phosphuranylite). The gadolinium...
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Journal Article
Published: 01 April 2009
European Journal of Mineralogy (2009) 21 (2): 515–520.
..., in which more than 40 uranium-bearing mineral species were described. Five minerals have been first described from Menzenschwand as new species: arsenuranospathite, joliotite, uranosilite, uranotungstite and arsenovanmeersscheite ( Walenta, 1992 ; Walenta & Theye, 2007 ). Nielsbohrite now increases...
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Journal Article
Published: 01 January 2006
American Mineralogist (2006) 91 (1): 216–224.
...) Å, V = 1483.1(3) Å 3 , Z = 2, D calc = 2.54 g/cm 3 . The presence of F in both uranospathite and arsenuranospathite was confirmed by qualitative WDS on an electron microprobe and appears to be necessary to maintain electroneutrality in the crystals studied. Uranospathite appears to be one...
Journal Article
Published: 01 October 2024
Mineralogical Magazine (2024) 88 (5): 613–622.
..., zeunerite, other uranyl arsenates–phosphates (most abundant are kahlerite, nováčekite, threadgoldite, rarely arsenuranospathite, autunite, chistyakovaite related mineral phases and phosphuranylite); Ondrejka et al . ( 2023a , 2023b , 2023c ). The mineralisation probably originated by fluid-driven...
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Journal Article
Published: 01 September 2018
European Journal of Mineralogy (2018) 30 (5): 999–1006.
..., greenlizardite ( Kampf et al. , 2018b ). Other secondary minerals found in the Green Lizard mine assemblage include arsenuranospathite, bobcookite ( Kampf et al. , 2015b ), calcite, dickite, fermiite ( Kampf et al. , 2015c ), johannite, magnesioleydetite ( Kampf et al. , 2018c ), metakahlerite, nováčekite-II...
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Journal Article
Published: 12 May 2022
Mineralogical Magazine (2022) 86 (3): 412–421.
..., arsenuranospathite, chistyakovaite, nollmotzite, schröckingerite, straßmannite and uranospathite) uranyl oxysalt to contain F as a species-defining element. Most of these minerals also have essential Al. Earlier, Kampf et al. ( 2019 ) noted the well-known affinity of Al for F and suggested that there were Al...
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Journal Article
Published: 01 October 2010
American Mineralogist (2010) 95 (10): 1527–1532.
... and minor françoisite-(Nd), metatorbernite, metazeunerite, arsenuranospathite, uranospathite, and hyalite. Primary allanite-(Ce), monazite-(Ce), and fluorapatite are locally abundant as accessory minerals in various gneisses that serve as a matrix for specimen of the new mineral. The Number 2...
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Journal Article
Published: 01 December 2023
American Mineralogist (2023) 108 (12): 2219–2233.
... Arsenates 38 7 18 Carbonates 36 11 30 Hydroxides 37 14 37 Phosphates 51 13 25 Silicates 23 10 43 Sulfates 55 6 10 Vanadates 14 9 64 Other (selenites, molybdates, mixed chemistry phases) 18 9 50 Overall 275 77 28 The spectra of arsenuranospathite...
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