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leguernite

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Journal Article
Published: 01 December 2014
Mineralogical Magazine (2014) 78 (7): 1629–1645.
...Anna Garavelli; Daniela Pinto; Donatella Mitolo; Luca Bindi Abstract Leguernite, ideally Bi 12.67 O 14 (SO 4 ) 5 , is a new mineral found in high-temperature fumarolic assemblages at La Fossa crater, Vulcano, Aeolian Islands, Italy. It occurs as aggregates of needle-shaped crystals associated...
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Scanning electron image of leguernite crystals (SEM-QBSD image).
Published: 01 December 2014
F ig . 2. Scanning electron image of leguernite crystals (SEM-QBSD image).
Image
Location of the sampling site (FF) for leguernite in La Fossa crater, Vulcano, Aeolian Islands, Italy.
Published: 01 December 2014
F ig . 1. Location of the sampling site (FF) for leguernite in La Fossa crater, Vulcano, Aeolian Islands, Italy.
Image
Raman spectrum (unoriented crystal, cotype specimen) of leguernite in the 100–4000 cm−1 region.
Published: 01 December 2014
F ig . 3. Raman spectrum (unoriented crystal, cotype specimen) of leguernite in the 100–4000 cm −1 region.
Image
Sixfold-coordination polyhedra (green) Me(SO4)6 (Me = Bi,Pb) in the crystal structure of (a) leguernite and (b) synthetic PbMn5(SO4)6. Sulfate tetrahedra are yellow.
Published: 01 December 2014
F ig . 7. Sixfold-coordination polyhedra (green) Me (SO 4 ) 6 ( Me = Bi,Pb) in the crystal structure of ( a ) leguernite and ( b ) synthetic PbMn 5 (SO 4 ) 6 . Sulfate tetrahedra are yellow.
Image
A projection along [010] showing Bi–O blocks with composition (Bi12O14)8+ and SO42− tetrahedra in the crystal structure of leguernite. Yellow polyhedra: SO42− groups, pink circles: Bi, dark circles: O.
Published: 01 December 2014
F ig . 4. A projection along [010] showing Bi–O blocks with composition (Bi 12 O 14 ) 8+ and SO 4 2 − tetrahedra in the crystal structure of leguernite. Yellow polyhedra: SO 4 2 − groups, pink circles: Bi, dark circles: O.
Journal Article
Published: 01 August 2014
Mineralogical Magazine (2014) 78 (4): 1043–1055.
... and up to 200 μm long) associated with anglesite, leguernite, one other potentially new Bi-oxysulfate mineral, lillianite, galenobismutite, bismoclite, Cd-rich sphalerite, wurtzite, pyrite and pyrrhotite. Balićžunićite is colourless to white or pale brown, transparent and non-fluorescent. It has...
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Columns of OBi4 edge-sharing tetrahedra in the crystal structure of leguernite. (a) Projection along [010] showing cross-like portions formed by five rows of edge-sharing tetrahedral chains; (b) infinite [010] columns of edge-sharing tetrahedral chains and isolated tetrahedra in the layer [Bi12O14(SO4)6+]n.
Published: 01 December 2014
F ig . 5. Columns of OBi 4 edge-sharing tetrahedra in the crystal structure of leguernite. ( a ) Projection along [010] showing cross-like portions formed by five rows of edge-sharing tetrahedral chains; ( b ) infinite [010] columns of edge-sharing tetrahedral chains and isolated tetrahedra
Journal Article
Published: 01 June 2015
Mineralogical Magazine (2015) 79 (3): 597–611.
... recently discovered at Vulcano consists of two phases recently approved as new minerals by the IMA Commission on New Minerals, Nomenclature and Classification (CNMNC), balićžunićite, Bi 2 O(SO 4 ) 2 (IMA2012-098; Pinto et al. , 2013 , 2014 ) and leguernite, Bi 12.67 O 14 (SO 4 ) 5 (IMA2013-051...
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Journal Article
Published: 01 September 2016
American Mineralogist (2016) 101 (9): 2123–2131.
... 5 (H 2 O)] square bipyramids and [NaO 5 ] polyhedral. The K atoms occupy large cavities within [Si 8 O 20 ] 8− tubes. The type specimen is housed in the Fersman Mineralogical Museum, Russian Academy of Sciences, Moscow, Russia. Yu.U. Leguernite (IMA 2013-051), ideally Bi 12.67 O 14 (SO 4...
Journal Article
Published: 01 June 2016
Mineralogical Magazine (2016) 80 (4): 647–657.
... )(OH) 2 ( Stanley et al ., 1992 ; Capitani et al ., 2013), riomarinaite, Bi(SO 4 )(OH)·H 2 O ( Rögner, 2005 ), balićžunićite, Bi 2 O(SO 4 ) 2 ( Pinto et al ., 2014 ) and leguernite, Bi 12.67 O 14 (SO 4 ) 5 ( Garavelli et al ., 2014 ). If Bi sulfates containing additional cations are considered...
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Journal Article
Published: 01 October 2013
Mineralogical Magazine (2013) 77 (7): 2997–3005.
... number 2013-01 Type material is deposited in the collections of the Department of Mineralogy and Petrology of the National Museum in Prague, Prague, Czech Republic, catalogue number P1P 7/2013 IMA No. 2013-051 Leguernite Bi 38 O 42 (SO 4 ) 15 La Fossa crater, Vulcano, Aeolian...
Journal Article
Published: 01 August 2015
Mineralogical Magazine (2015) 79 (4): 1007–1018.
... additional new species were discovered at La Fossa crater, i.e. baliczunicite Bi 2 O(SO 4 ) 2 ( Pinto et al. , 2014 ) and leguernite Bi 38 O 42 (SO 4 ) 15 ( Garavelli et al. , 2013 ). Campostriniite, (Bi 3+ ,Na) 3 (NH 4 ,K) 2 Na 2 (SO 4 ) 6 ·H 2 O is another new bismuth sulfate recently found at La...
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Journal Article
Published: 01 September 2021
Mineralogical Magazine (2021) 85 (5): 665–672.
...-sulfates leguernite and balićžunićite at Vulcano fumaroles (Garavelli et al. , 2014 ; Pinto et al. , 2014 , 2015a , b ), as well as with the remarkable formation of the complex chloride–sulfates, which could represent the intermediate stage of the transition from a halide to sulfate assemblage after...
FIGURES
Journal Article
Published: 01 May 2016
American Mineralogist (2016) 101 (5): 1240–1243.
... sublimate ( T = 600 °C) at La Fossa crater, Vulcano, Aeolian Islands, Italy. It occurs as aggregates of prismatic and elongated along [100] crystals (~50 μm across and up to 200 μm long) associated with anglesite, leguernite, lillianite, galenobismutite, bismoclite, Cd-sphalerite, wurtzite, pyrite...
Journal Article
Published: 01 June 2016
European Journal of Mineralogy (2016) 28 (3): 677–686.
... . Fischmeister H.F. ( 1962 ): Roentgenkristallographische Ausdehnungsmessungen an einigen Alkalisulfaten . Monatsh. Chem. , 93 , 420 – 434 . Garavelli A. Pinto D. Mitolo D. Bindi L. ( 2014 ): Leguernite, Bi12.67O14(SO 4 ) 5 , a new Bi oxysulfate from the fumarole deposit of La...
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