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johillerite

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Journal Article
Published: 31 March 2018
The Canadian Mineralogist (2018) 56 (2): 189–201.
...Natalia N. Koshlyakova; Natalia V. Zubkova; Igor V. Pekov; Gerald Giester; Evgeny G. Sidorov Abstract Johillerite, an anhydrous arsenate member of the alluaudite group with the idealized crystal chemical formula A (2) Na A (1) Cu M Mg 3 ( T AsO 4 ) 3 , is an abundant mineral in the exhalations...
FIGURES | View All (5)
Journal Article
Published: 01 June 2004
The Canadian Mineralogist (2004) 42 (3): 717–722.
...Kimberly T. Tait; Frank C. Hawthorne Abstract Johillerite from a fumarole in the North Breach of the Great Fissure Tolbachik eruption (GFTE), Kamchatka Peninsula, Russia, monoclinic, a 6.7520(14), b 12.739(3), c 11.068(2) Å, β 100.37(3)°, V 936.4(2) Å 3 , I 2/ a , Z = 4 has been refined to an R 1...
FIGURES
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Individual crystals of badalovite (grey: 1) with areas consisting of: johil...
Published: 22 May 2020
Fig. 3. Individual crystals of badalovite (grey: 1) with areas consisting of: johillerite (light grey: 2); 2a – johillerite chemically close to the ideal composition NaCuMg 3 (AsO 4 ) 3 ; 2b – Cu-depleted johillerite variety; and 3 – intimate intergrowth of cassiterite and hematite. Polished
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Back-scattered electron image of a polished section of the holotype specime...
Published: 28 February 2018
Fig. 2. Back-scattered electron image of a polished section of the holotype specimen showing a crust of skeletal, case-like, crude crystals of arsenowagnerite (1) covering an anhydrite–tilasite–johillerite aggregate with subordinate arsenowagnerite (2–4): 2 – tilasite; 3 – intimate intergrowths
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Morphology of arsenowagnerite aggregates. ( a ) The holotype: yellowish cru...
Published: 28 February 2018
Fig. 1. Morphology of arsenowagnerite aggregates. ( a ) The holotype: yellowish crust covering an anhydrite-tilasite–johillerite spherulite and surrounded by aggregates of blue johillerite and pinkish-brownish tilasite (in the lower part of the figure); and ( b ) abundant transparent pale
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MISCELLANEOUS INFORMATION FOR <span class="search-highlight">JOHILLERITE</span>
Published: 01 June 2004
TABLE 1. MISCELLANEOUS INFORMATION FOR JOHILLERITE
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BOND-VALENCES ( vu ) FOR <span class="search-highlight">JOHILLERITE</span>*
Published: 01 June 2004
TABLE 6. BOND-VALENCES ( vu ) FOR JOHILLERITE*
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SELECTED INTERATOMIC DISTANCES (Å) IN <span class="search-highlight">JOHILLERITE</span>
Published: 01 June 2004
TABLE 4. SELECTED INTERATOMIC DISTANCES (Å) IN JOHILLERITE
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REPRESENTATIVE ELECTRON MICROPROBE COMPOSITIONS OF <span class="search-highlight">JOHILLERITE</span> FROM THE ARS...
Published: 31 March 2018
TABLE 4. REPRESENTATIVE ELECTRON MICROPROBE COMPOSITIONS OF JOHILLERITE FROM THE ARSENATNAYA FUMAROLE, TOLBACHIK VOLCANO
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ATOM COORDINATES AND ANISOTROPIC-DISPLACEMENT PARAMETERS FOR <span class="search-highlight">JOHILLERITE</span>
Published: 01 June 2004
TABLE 3. ATOM COORDINATES AND ANISOTROPIC-DISPLACEMENT PARAMETERS FOR JOHILLERITE
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SELECTED INTERATOMIC DISTANCES (Å) IN THE STRUCTURES OF THREE <span class="search-highlight">JOHILLERITE</span> S...
Published: 31 March 2018
TABLE 3. SELECTED INTERATOMIC DISTANCES (Å) IN THE STRUCTURES OF THREE JOHILLERITE SAMPLES FROM THE ARSENATNAYA FUMAROLE, TOLBACHIK VOLCANO
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CRYSTAL DATA, DATA COLLECTION INFORMATION, AND REFINEMENT DETAILS FOR JOHIL...
Published: 31 March 2018
TABLE 1. CRYSTAL DATA, DATA COLLECTION INFORMATION, AND REFINEMENT DETAILS FOR JOHILLERITE FROM THE ARSENATNAYA FUMAROLE, TOLBACHIK VOLCANO
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Blue <span class="search-highlight">johillerite</span> crust overgrowing volcanic bomb extracted from zone 7 (see...
Published: 01 March 2018
Fig. 6 Blue johillerite crust overgrowing volcanic bomb extracted from zone 7 (see Fig. 2 ) of the Arsenatnaya fumarole.
Journal Article
Published: 14 January 2021
Mineralogical Magazine (2021) 85 (2): 215–223.
... of the Arsenatnaya fumarole at the Second scoria cone of the Northern Breakthrough of the Great Tolbachik Fissure Eruption, Tolbachik volcano, Kamchatka, Russia. In middle zones of the fumarole, calciojohillerite is associated with hematite, tenorite, johillerite, nickenichite, bradaczekite, badalovite, tilasite...
FIGURES | View All (4)
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CHEMICAL COMPOSITION (wt. %) AND UNIT FORMULA* ( apfu ) FOR <span class="search-highlight">JOHILLERITE</span> FRO...
Published: 01 June 2004
TABLE 2. CHEMICAL COMPOSITION (wt. %) AND UNIT FORMULA* ( apfu ) FOR JOHILLERITE FROM THE KAMCHATKA PENINSULA TSUMEB**
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REFINED SITE-SCATTERING FACTORS AND ASSIGNMENT OF CATION SITES IN THE STRUC...
Published: 31 March 2018
TABLE 6. REFINED SITE-SCATTERING FACTORS AND ASSIGNMENT OF CATION SITES IN THE STRUCTURES OF THREE JOHILLERITE SAMPLES FROM THE ARSENATNAYA FUMAROLE, TOLBACHIK VOLCANO
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The crystal structure of <span class="search-highlight">johillerite</span> (crystal 2). (a) projection along the ...
Published: 31 March 2018
Fig. 1. The crystal structure of johillerite (crystal 2). (a) projection along the c axis; (b) the first type of channel, with alternating occupied and vacant A (1) and A (1)′ positions; (c) the second type of channel, with occupied A (2)′ positions.
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Typical <span class="search-highlight">johillerite</span> crystal brush (the sample from which crystal 1 was extr...
Published: 31 March 2018
Fig. 2. Typical johillerite crystal brush (the sample from which crystal 1 was extracted) on basalt scoria altered by fumarolic gas. The sample width is 3 mm.
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CHEMICAL COMPOSITIONS* OF <span class="search-highlight">JOHILLERITE</span> SAMPLES 1, 2, AND 3 WITH STUDIED CRYS...
Published: 31 March 2018
TABLE. 5 CHEMICAL COMPOSITIONS* OF JOHILLERITE SAMPLES 1, 2, AND 3 WITH STUDIED CRYSTAL STRUCTURES; CHEMICAL ELEMENTS INCLUDED IN THE STRUCTURE REFINEMENTS ARE MARKED IN BOLD
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Ratios of components which occur at the  M  sites in <span class="search-highlight">johillerite</span> from the A...
Published: 31 March 2018
Fig. 4. Ratios of components which occur at the M sites in johillerite from the Arsenatnaya fumarole. Compositions of crystals 1, 2, and 3 are shown as white circles. M 2+ = Zn + Mn + Ni.