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spherocobaltite

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Journal Article
Published: 01 June 1991
European Journal of Mineralogy (1991) 3 (3): 501–505.
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Activity diagram for Co and Ca ( a ) with predominance fields of spherocoba...
Published: 01 January 2014
Figure 14 Activity diagram for Co and Ca ( a ) with predominance fields of spherocobaltite (purple) and calcite for different pH values. The stability field of erythrite is superimposed; increasing the arsenic concentration results in the stabilization of erythrite relative to spherocobaltite
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Raman spectra of <span class="search-highlight">spherocobaltite</span>, magnesite, and a member of the magnesite-...
Published: 17 December 2014
F ig. 6. Raman spectra of spherocobaltite, magnesite, and a member of the magnesite-spherocobaltite solid solution.
Journal Article
Published: 17 December 2014
The Canadian Mineralogist (2014) 52 (4): 653–670.
...F ig. 6. Raman spectra of spherocobaltite, magnesite, and a member of the magnesite-spherocobaltite solid solution. ...
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Results for carbonate stabilities based on models 3Ba (calcite and spheroco...
Published: 01 January 2014
Figure 12 Results for carbonate stabilities based on models 3Ba (calcite and spherocobaltite) and 3Bb (“cobaltocalcite”) showing the evolution of pH, the timing and amount of mineral precipitation (calcite, spherocobaltite, “cobaltocalcite,” and erythrite), changes in the composition
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Crystalline variety of magnesite-<span class="search-highlight">spherocobaltite</span> solid solution, in backsca...
Published: 17 December 2014
F ig. 4. Crystalline variety of magnesite-spherocobaltite solid solution, in backscatter, showing zoning within crystals. Sample F65-113.5, BSE image of Figure 3B-3C .
Journal Article
Published: 01 April 2021
American Mineralogist (2021) 106 (4): 581–598.
... frequency shifts of Raman-active vibrational modes up to 6 GPa and 500 °C for all naturally occurring aragonite- and calcite-group carbonate minerals, including cerussite (PbCO 3 ), strontianite (SrCO 3 ), witherite (BaCO 3 ), gaspeite (NiCO 3 ), otavite (CdCO 3 ), smithsonite (ZnCO 3 ), and spherocobaltite...
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Journal Article
Published: 01 January 2014
American Mineralogist (2014) 99 (1): 44–56.
...Figure 14 Activity diagram for Co and Ca ( a ) with predominance fields of spherocobaltite (purple) and calcite for different pH values. The stability field of erythrite is superimposed; increasing the arsenic concentration results in the stabilization of erythrite relative to spherocobaltite...
FIGURES | View All (14)
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Ternary diagram showing the inferred phase relations among Ca-Mg-Co carbona...
Published: 17 December 2014
F ig. 8. Ternary diagram showing the inferred phase relations among Ca-Mg-Co carbonates at supergene pressure-temperature conditions, the minerals stable in fluids of different compositions, and one potential way to form magnesite-spherocobaltite solid solution by dedolomitization of a Co-rich
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Graph showing the log of the concentrations of the ions produced in reactio...
Published: 17 December 2014
dolomite, dol = dolomite, mag = magnesite, sphc = spherocobaltite.
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Flow chart illustrating the different approaches to model fluid-mineral int...
Published: 01 January 2014
= erythrite; Sph = spherocobaltite; Coc = cobaltocalcite; ss = solid solution.
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Typical occurrence of Co-rich carbonates at TFM. (A) Kolwezite-cored inclus...
Published: 17 December 2014
F ig. 3. Typical occurrence of Co-rich carbonates at TFM. (A) Kolwezite-cored inclusions of Mg-rich spherocobaltite in a chalcocite grain replacing carrollite, sample F23R-347.05; cc = chalcocite. (B) Crystalline variety of (Mg,Co)CO 3 in thin section, plane-polarized transmitted light, sample
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( a ) Raman spectra of calcite-group carbonate minerals gaspeite, magnesite...
Published: 01 April 2021
Figure 3. ( a ) Raman spectra of calcite-group carbonate minerals gaspeite, magnesite, smithsonite, and spherocobaltite collected at ambient pressure (1 bar) and temperature (25 °C). Ionic radii are from Shannon (1976) . The spectrum of magnesite is from Farsang et al. (2018) . The symmetry
Journal Article
Published: 01 December 2004
The Canadian Mineralogist (2004) 42 (6): 1885–1886.
... of data. The CNMMN-approved names of aluminium, baryte, spherocobaltite and sophiite should be used; however, the CNMMN-approved names of natroautunite and metanatroautunite were used in the corrections. “Type” suggests structure-type, so that the term “subclass” is more appropriate. Rather than...
Journal Article
Published: 01 January 2017
American Mineralogist (2017) 102 (1): 108–116.
... Smolyaninovite (11) Co 3 Fe 2 3 + ( AsO 4 ) 4 ⋅ 11 H 2 O Oxidized ore 1,2,4,24,34,35, 51 64 Spherocobaltite (21) b CoCO 3 Carbonate alteration 1, 2 ,5,11,14,22,26,54 65 Thérèsemagnanite (2) Co 6 SO 4 (OH) 10 ·8H 2 O Oxidized ore 49 66...
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Journal Article
Published: 01 December 2000
The Canadian Mineralogist (2000) 38 (6): 1371–1376.
... data for spherocobaltite (CoCO3) and gaspéite (NiCO3) . Eur. J. Mineral . 3 , 501 – 505 . Wagman , D.D. , Evans , W.H. , Parker , V.B. , Schumm , R.H. , Harlow , I. , Bailey , S.M. , Churney , K.L. & Butall , R.L. ( 1982 ): The NBS tables of chemical...
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Journal Article
Published: 01 June 1987
The Canadian Mineralogist (1987) 25 (2): 353–377.
... Femaghastingsite Femolite Fenghuanglite Spherocobaltite Mixture Pyrochlore Aenigmatite Asbestiform riebeckite Torbernite Chlor potassian hastingsite Chlor potassian hastingsite Carbonatian fluorapatite Todorokite Tanteuxenite Mixture Stilbite Devilline Mixture Rhodochrosite Hornblende Plagioclase Zunyite Cyanite...
Journal Article
Published: 01 September 2018
European Journal of Mineralogy (2018) 30 (5): 939–949.
... (space group R- 3 c ), which include naturally occurring magnesite (MgCO 3 ), spherocobaltite (CoCO 3 ), smithsonite (ZnCO 3 ), rhodochrosite (MnCO 3 ), otavite (CdCO 3 ) and calcite (CaCO 3 ), represent a common carbonate mineral group. Most previous studies have focused on exploring the behaviour...
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Journal Article
Published: 01 August 2006
Clays and Clay Minerals (2006) 54 (4): 409–417.
...(OH) 2 Al(OH) 3 – gibbsite Al(OH) 3 – gibbsite Al(OH) 3 – gibbsite Al(OH) 3 – gibbsite MgCO 3 – magnesite CoCO 3 – spherocobaltite NiCO 3 – gaspeite ZnCO 3 – smithsonite H 2 O (l) H 2 O (l) H 2 O (l) H 2 O (l) The calculated solubility products for the HTLCs...
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Journal Article
Published: 19 June 2020
Mineralogical Magazine (2020) 84 (5): 653–661.
... and recrystallisation along tectonic structures, on the other hand to metal reworking and the formation of secondary phases, such as (Ni,Co)-bearing oxy-hydroxides (asbolane and heterogenite), carbonates (kolwezite, Co-rich malachite and spherocobaltite) and silicates (pecoraite). This peculiar mineral assemblage...
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