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Mn(OH)2

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Journal Article
Published: 01 June 2014
The Canadian Mineralogist (2014) 52 (3): 569–576.
...Elena Sokolova; Fernando Cámara Abstract The HOH layer is the main structural unit in the crystal structures of Fe 3+ -disilicates ericssonite-2 O , ideally Ba 2 Fe 3+ 2 Mn 4 (Si 2 O 7 ) 2 O 2 (OH) 2 , ferroericssonite, ideally Ba 2 Fe 3+ 2 Fe 2+ 4 (Si 2 O 7 ) 2 O 2 (OH) 2 , and yoshimuraite...
FIGURES
First thumbnail for: FROM STRUCTURE TOPOLOGY TO CHEMICAL COMPOSITION. X...
Second thumbnail for: FROM STRUCTURE TOPOLOGY TO CHEMICAL COMPOSITION. X...
Third thumbnail for: FROM STRUCTURE TOPOLOGY TO CHEMICAL COMPOSITION. X...
Journal Article
Published: 01 February 2009
The Canadian Mineralogist (2009) 47 (1): 173–180.
...Mark A. Cooper; Frank C. Hawthorne; Petr Černý Abstract The crystal structure of ercitite, ideally Na 2 (H 2 O) 4 [Mn 3+ 2 (OH) 2 (PO 4 ) 2 ], orthorhombic, a 6.2499(6), b 8.7479(9), c 19.9554(17) Å, V 1091.0 Å 3 , space group Cmca , Z = 4, D calc = 2.77 g.cm −3 , from the Tanco granitic...
FIGURES
First thumbnail for: THE CRYSTAL STRUCTURE OF ERCITITE, Na <span class=...
Second thumbnail for: THE CRYSTAL STRUCTURE OF ERCITITE, Na <span class=...
Third thumbnail for: THE CRYSTAL STRUCTURE OF ERCITITE, Na <span class=...
Journal Article
Published: 01 December 1967
American Mineralogist (1967) 52 (11-12): 1603–1613.
...Paul B. Moore Abstract The crystal structure of flinkite, Mn 2 2+ Mn 3+ (OH) 4 (AsO 4 ), is derived from pyrochroite-like sheets by removing some of the octahedra and substituting AsO 4 3- tetradentate tetra-hedra between the sheets. The Mn 3+ -centered oxygen octahedra are elongate square...
Journal Article
Published: 01 December 2002
The Canadian Mineralogist (2002) 40 (6): 1597–1608.
...Joël Brugger; Sergey V. Krivovichev; Uwe Kolitsch; Nicolas Meisser; Michael Andrut; Stefan Ansermet; Peter C. Burns Abstract Manganlotharmeyerite, Ca(Mn 3+ ,□,Mg) 2 {AsO 4 ,[AsO 2 (OH) 2 ]} 2 (OH,H 2 O) 2 , is a new member of the tsumcorite group of minerals, of general formula Me (1) Me (2) 2 ( X...
FIGURES
First thumbnail for: DESCRIPTION AND CRYSTAL STRUCTURE OF MANGANLOTHARM...
Second thumbnail for: DESCRIPTION AND CRYSTAL STRUCTURE OF MANGANLOTHARM...
Third thumbnail for: DESCRIPTION AND CRYSTAL STRUCTURE OF MANGANLOTHARM...
Journal Article
Published: 07 April 2022
Mineralogical Magazine (2022) 86 (3): 447–458.
...Fernando Cámara; Lisa Baratelli; Marco E. Ciriotti; Fabrizio Nestola; Gian Carlo Piccoli; Ferdinando Bosi; Erica Bittarello; Ulf Hålenius; Corrado Balestra Abstract Lombardoite, ideally Ba 2 Mn 3+ (AsO 4 ) 2 (OH), and aldomarinoite, ideally Sr 2 Mn 3+ (AsO 4 ) 2 (OH), are two new minerals...
FIGURES
First thumbnail for: As-bearing new mineral species from Valletta mine,...
Second thumbnail for: As-bearing new mineral species from Valletta mine,...
Third thumbnail for: As-bearing new mineral species from Valletta mine,...
Journal Article
Published: 12 April 2024
Mineralogical Magazine (2024) 88 (4): 369–379.
...+ , Mn 2+ , Fe 3+ or Zr, occurring between rings of M 1O 6 octahedra; M 3 and M 4 are [ 4 ] Si, [ 4 ] Nb, [ 4 ] W or [ 4 ] Ti atoms occurring at the centres of the Si 9 O 27 rings; Z = Zr or Ti; Ø, X 1 and X 2 are additional extra-framework cations (OH – , Cl – , F – , O 2– , CO 3 2...
FIGURES
First thumbnail for: Amableite-(Ce), Na 15 [(Ce 1.5 Na 1.5 )<span class...
Second thumbnail for: Amableite-(Ce), Na 15 [(Ce 1.5 Na 1.5 )<span class...
Third thumbnail for: Amableite-(Ce), Na 15 [(Ce 1.5 Na 1.5 )<span class...
Journal Article
Published: 01 December 1975
American Mineralogist (1975) 60 (11-12): 957–964.
... with brackebuschite. Samuelsonite , (Ca,Ba)Fe 2 2+ Mn 2 2+ Ca 8 Al 2 (OH) 2 [PO 4 ]10, a 18.495(5)Å, b 6.805(2)Å, c 14.000(5)Å, β 112.75(6)°, C2/ m , Z = 2, specific gravity 3.353 and 3.267, hardness 5+, cleavage {001} fair, occurs as subadamantine, colorless striated flattened prismatic crystals parallel to [010...
Journal Article
Published: 01 June 2014
Mineralogical Magazine (2014) 78 (3): 663–679.
...I. V. Pekov; V. O. Yapaskurt; Y. S. Polekhovsky; M. F. Vigasina; O. I. Siidra Abstract Three new valleriite-group minerals, ekplexite (Nb,Mo)S 2 ·(Mg 1−x Al x )(OH) 2+x , kaskasite (Mo,Nb)S 2 ·(Mg 1−x Al x )(OH) 2+x and manganokaskasite (Mo,Nb)S 2 ·(Mn 1−x Al x )(OH) 2+x are found at Mt...
FIGURES
First thumbnail for: Ekplexite (Nb,Mo)S <span class="search-highlight">...
Second thumbnail for: Ekplexite (Nb,Mo)S <span class="search-highlight">...
Third thumbnail for: Ekplexite (Nb,Mo)S <span class="search-highlight">...
Journal Article
Published: 01 August 2017
Mineralogical Magazine (2017) 81 (4): 841–855.
...Mark A. Cooper; Frank C. Hawthorne; Jörgen Langhof; Ulf Hålenius; Dan Holtstam Abstract Wiklundite, ideally Pb 2 [4] (Mn 2+ ,Zn) 3 (Fe 3+ ,Mn 2+ ) 2 (Mn 2+ ,Mg) 19 (As 3+ O 3 ) 2 [(Si,As 5+ )O 4 ] 6 (OH) 18 Cl 6 , is a new arseno-silicate mineral from Långban, Filipstad, Värmland, Sweden. Both...
FIGURES
First thumbnail for: Wiklundite, ideally Pb <span class="search-highlig...
Second thumbnail for: Wiklundite, ideally Pb <span class="search-highlig...
Third thumbnail for: Wiklundite, ideally Pb <span class="search-highlig...
Journal Article
Published: 01 April 2012
American Mineralogist (2012) 97 (4): 727–734.
...Athos Maria Callegari; Massimo Boiocchi; Marco E. Ciriotti; Corrado Balestra Abstract Coralloite is a new mineral found at the Monte Nero Mine (Rocchetta Vara, La Spezia, Liguria, Italy) having the simplified formula Mn 2+ Mn 2 3+ (AsO 4 ) 2 (OH) 2 ·4H 2 O. It occurs as sub-millimetric lamellar...
FIGURES
First thumbnail for: Coralloite, <span class="search-highlight">Mn</spa...
Second thumbnail for: Coralloite, <span class="search-highlight">Mn</spa...
Third thumbnail for: Coralloite, <span class="search-highlight">Mn</spa...
Journal Article
Published: 21 December 2022
Mineralogical Magazine (2023) 87 (2): 194–203.
...Juraj Majzlan; Jakub Plášil; Edgar Dachs Abstract Synthetic samples of krautite, Mn[AsO 3 (OH)]⋅H 2 O, koritnigite, Zn[AsO 3 (OH)]⋅H 2 O and cobaltkoritnigite, Co[AsO 3 (OH)]⋅H 2 O, were used for calorimetric experiments. For krautite and koritnigite, single-crystal X-ray diffraction was used...
FIGURES
First thumbnail for: Thermodynamics and crystal structures of krautite,...
Second thumbnail for: Thermodynamics and crystal structures of krautite,...
Third thumbnail for: Thermodynamics and crystal structures of krautite,...
Journal Article
Published: 20 May 2024
Mineralogical Magazine (2024) 88 (5): 576–584.
...Christian Rewitzer; Rupert Hochleitner; Ian E. Grey; Anthony R. Kampf; Stephanie Boer; Colin M. MacRae; William G. Mumme; Nicholas C. Wilson; Cameron J. Davidson Abstract Sperlingite, (H 2 O)K(Mn 2+ Fe 3+ )(Al 2 Ti)(PO 4 ) 4 [O(OH)][(H 2 O) 9 (OH)]⋅4H 2 O, is a new monoclinic member...
FIGURES
First thumbnail for: Sperlingite, (H <span class="search-highlight">2</...
Second thumbnail for: Sperlingite, (H <span class="search-highlight">2</...
Third thumbnail for: Sperlingite, (H <span class="search-highlight">2</...
Journal Article
Published: 16 May 2019
The Canadian Mineralogist (2019) 57 (3): 363–370.
...Pietro Vignola; Frédéric Hatert; Maxime Baijot; Nicola Rotiroti; Andrea Risplendente; Sergio Varvello Abstract Jahnsite-(MnMnMg), Mn 2+ Mn 2+ Mg 2+ 2 Fe 3+ 2 (PO 4 ) 4 (OH) 2 ·8H 2 O, is a new phosphate mineral belonging to the jahnsite subgroup contained in the jahnsite group of minerals...
FIGURES
First thumbnail for: Jahnsite-(MnMnMg), <span class="search-highlight">...
Second thumbnail for: Jahnsite-(MnMnMg), <span class="search-highlight">...
Third thumbnail for: Jahnsite-(MnMnMg), <span class="search-highlight">...
Journal Article
Published: 01 March 2019
The Canadian Mineralogist (2019) 57 (2): 225–233.
...Pietro Vignola; Frédéric Hatert; Nicola Rotiroti; Fabrizio Nestola; Andrea Risplendente; Francesco Vanini Abstract Jahnsite-(MnMnFe), Mn 2+ Mn 2+ Fe 2+ 2 Fe 3+ 2 (PO 4 ) 4 (OH) 2 ·8H 2 O (IMA 2018-096), is a new phosphate belonging to the jahnsite subgroup of the jahnsite group of minerals...
FIGURES
First thumbnail for: Jahnsite-(mnmnfe), <span class="search-highlight">...
Second thumbnail for: Jahnsite-(mnmnfe), <span class="search-highlight">...
Third thumbnail for: Jahnsite-(mnmnfe), <span class="search-highlight">...
Journal Article
Published: 01 February 2012
The Canadian Mineralogist (2012) 50 (1): 159–168.
...Alexander V. Stepanov; Galiya K. Bekenova; Vladimir L. Levin; Elena Sokolova; Frank C. Hawthorne; Elena A. Dobrovol’skaya Abstract Tarbagataite, (K,□) 2 (Ca,Na)(Fe 2+ ,Mn) 7 Ti 2 (Si 4 O 12 ) 2 O 2 (OH) 4 (OH,F), is a new Ca- and Fe 2+ -dominant astrophyllite-group mineral discovered in a pegmatite...
FIGURES
First thumbnail for: TARBAGATAITE, (K,□) <span class="search-highlight"...
Second thumbnail for: TARBAGATAITE, (K,□) <span class="search-highlight"...
Third thumbnail for: TARBAGATAITE, (K,□) <span class="search-highlight"...
Published: 01 January 2013
EISBN: 9780903056434
... richterite is NaCaNaMg 5 Si 8 O 22 (OH) 2 and the principal variations are the isovalent substitution of Fe 2+ for Mg and the coupled substitution of Al for Mg and Si. In the richterite subgroup of sodium-calcium amphiboles we have therefore: Some richterite—ferrorichterites contain more calcium...
Journal Article
Published: 01 August 2010
American Mineralogist (2010) 95 (8-9): 1237–1246.
... of geological conditions. The general formula of epidote-group minerals is A1A2M1M2M3Z 3 O 12 (OH). The main components of most epidote and piemontite are Ca 2 Al 3 Si 3 O 12 (OH), Ca 2 Al 2 Fe 3+ Si 3 O 12 (OH), and Ca 2 Al 2 Mn 3+ Si 3 O 12 (OH). Ca 2+ occupies 9-coordinated A1 and 10-coordinated A2 sites...
FIGURES
First thumbnail for: X-ray Rietveld and 57 Fe Mössbauer studies of epi...
Second thumbnail for: X-ray Rietveld and 57 Fe Mössbauer studies of epi...
Third thumbnail for: X-ray Rietveld and 57 Fe Mössbauer studies of epi...
Journal Article
Published: 01 February 2007
American Mineralogist (2007) 92 (2-3): 416–423.
...Victor N. Yakovenchuk; Sergey V. Krivovichev; Yakov A. Pakhomovsky; Gregory Yu. Ivanyuk; Ekaterina A. Selivanova; Yury P. Men’shikov; Sergey N. Britvin Abstract Armbrusterite, ideally K 5 Na 6 Mn 3+ Mn 14 2+ [Si 9 O 22 ] 4 (OH) 10 ·4H 2 O, is a new silicate of potassium, sodium, and manganese found...
FIGURES
First thumbnail for: Armbrusterite, K 5 Na 6 <span class="search-highli...
Second thumbnail for: Armbrusterite, K 5 Na 6 <span class="search-highli...
Third thumbnail for: Armbrusterite, K 5 Na 6 <span class="search-highli...
Journal Article
Published: 01 October 2004
American Mineralogist (2004) 89 (10): 1561–1565.
...Sergey V. Krivovichev; Viktor N. Yakovenchuk; Thomas Armbruster; Nicola Döbelin; Philipp Pattison; Hans-Peter Weber; Wulf Depmeier Abstract The crystal structure of yuksporite, (Sr,Ba) 2 K 4 (Ca,Na) 14 (□,Mn,Fe){(Ti,Nb) 4 (O,OH) 4 [Si 6 O 17 ] 2 [Si 2 O 7 ] 3 }(H 2 O,OH) n , where n ~ 3...
FIGURES
First thumbnail for: Porous titanosilicate nanorods in the structure of...
Second thumbnail for: Porous titanosilicate nanorods in the structure of...
Journal Article
Published: 01 October 2013
American Mineralogist (2013) 98 (10): 1693–1696.
...Frank C. Hawthorne; Yassir A. Abdu; Neil A. Ball; William W. Pinch Abstract Carlfrancisite, Mn 3 2+ (Mn 2+ ,Mg,Fe 3+ ,Al) 42 (As 3+ O 3 ) 2 (As 5+ O 4 ) 4 [(Si,As 5+ )O 4 ] 6 [(As 5+ ,Si)O 4 ] 2 (OH) 42 , is a new mineral from the Kombat mine, Otavi Valley, Namibia, and occurs as curved platy...
FIGURES
First thumbnail for: Carlfrancisite: <span class="search-highlight">Mn<...
Second thumbnail for: Carlfrancisite: <span class="search-highlight">Mn<...
Third thumbnail for: Carlfrancisite: <span class="search-highlight">Mn<...