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thiospinel

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Journal Article

High-pressure behavior of thiospinel CuCr 2 S 4

Matteo Alvaro, Fabrizio Nestola, Nancy Ross, M. Chiara Domeneghetti, Leonid Reznitsky
Published: 01 May 2014
American Mineralogist (2014) 99 (5-6): 908–913.
DOI: https://doi.org/10.2138/am.2014.4689
...Matteo Alvaro; Fabrizio Nestola; Nancy Ross; M. Chiara Domeneghetti; Leonid Reznitsky Abstract This study reports for the first time the lattice parameters and the complete crystal structure evolution with increasing pressure for a thiospinel with composition CuCr 1.7 V 0.3 S 4 (space group Fd 3̄ m...
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Journal Article

An EXAFS study of thiospinel minerals

J. Charnock, C. D. Garner, R. A. D. Pattrick, D. J. Vaughan
Published: 01 April 1990
American Mineralogist (1990) 75 (3-4): 247–255.
...J. Charnock; C. D. Garner; R. A. D. Pattrick; D. J. Vaughan Abstract The technique of extended X-ray absorption fine structure ( exafs ) spectroscopy has been employed to study certain thiospinel minerals. The exafs spectra (and associated Fourier transforms of the spectra) of Cu and Co in end...
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Electronic structure of thiospinel minerals: results from MO calculations

David J. Vaughan, John A. Tossell
Published: 01 December 1981
American Mineralogist (1981) 66 (11-12): 1250–1253.
...David J. Vaughan; John A. Tossell Abstract Molecular orbital calculations employing the SCF-X α scattered-wave cluster method have been used to model the electronic structures of the thiospinel minerals linnaeite (Co 3 S 4 ), carrollite (CuCo 2 S 4 ) and greigite (Fe 3 S 4 ). The results, which...
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Journal Article

Fletcherite, Cu(Ni,Co) 2 S 4 , a new thiospinel from the Viburnum Trend (New Lead Belt), Missouri

J. R. Craig, A. B. Carpenter
Journal: Economic Geology
Published: 01 May 1977
Economic Geology (1977) 72 (3): 480–486.
DOI: https://doi.org/10.2113/gsecongeo.72.3.480
...J. R. Craig; A. B. Carpenter Abstract Fletcherite, Cu(Ni, Co) 2 S 4 , a new thiospinel mineral, occurs in copper-rich pods in the Fletcher mine of the Viburnum Trend (New Lead Belt) of southeast Missouri. Fletcherite occurs as euhedral to subhedral crystals 5 to 200 mu m in diameter, disseminated...
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An Examination of Platinum-Group Element Thiospinels

Louis J. Cabri, Andrew M. Mcdonald, Thomas OberthÜr, Anna VymazalovÁ
Published: 28 December 2023
The Canadian Journal of Mineralogy and Petrology (2023) 61 (6): 1109–1121.
DOI: https://doi.org/10.3749/2300037
...Louis J. Cabri; Andrew M. Mcdonald; Thomas OberthÜr; Anna VymazalovÁ Abstract A review and discussion of platinum-group element thiospinels is presented, the context of which is a proposal accepted by the Commission of New Minerals, Nomenclature and Classification (voting proposal 17-H) made...
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Journal Article

The crystal chemistry of iron-nickel thiospinels

David J. Vaughan, James R. Craig
Published: 01 October 1985
American Mineralogist (1985) 70 (9-10): 1036–1043.
...David J. Vaughan; James R. Craig Abstract The crystal chemistry and mineralogical properties of the thiospinels of the series polydymite (Ni 3 S 4 )–violarite (FeNi 2 S 4 )–greigite (Fe 3 S 4 ) have been studied using synthetic and natural samples and emphasizing the intermediate compositions...
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Journal Article

COBALT-BEARING MALANITE AND OTHER Pt-THIOSPINELS FROM THE MAIOR RIVER PLACERS ( Kamchatka )

M. Yu. Podlipskii, E. G. Sidorov, N. D. Tolstykh, A. P. Krivenko
Published: 01 April 1999
Russ. Geol. Geophys. (1999) 40 (4): 629–633.
..., inaglyite, cuprorhodsite, cuproiridsite, and malanite. Along with minerals typical of such placers, Co-malanite has been first found, in which the share of carrollite end-member varies from 16 to 47 mol.%. This suggests the existence of an isomorphous series between Pt- and Co-thiospinels. PGE minerals...
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Composition of PGE-thiospinels (malanite, cuprorhodsite, and cuproiridsite)...

Published: 01 September 2004
Fig. 8. Composition of PGE-thiospinels (malanite, cuprorhodsite, and cuproiridsite) and Pb-thiospinels (inaglyite, konderite, and their Pt-analog). a — The system Ir(+ Co)–Pt–Rh (diagram shows composition fields of mineral varieties); b — system Pt(+ Ir,Rh)–Cu(+ Fe,Ni)–Co. 1 — Co-malanite
Journal Article

The mechanism of charge compensation in Cu-Fe-PGE thiospinels from the Penikat layered intrusion, Finland

Andrei Y. Barkov, Robert F. Martin, Tapio A.A. Halkoaho, Glenn Poirier
Published: 01 May 2000
American Mineralogist (2000) 85 (5-6): 694–697.
DOI: https://doi.org/10.2138/am-2000-5-606
...Andrei Y. Barkov; Robert F. Martin; Tapio A.A. Halkoaho; Glenn Poirier Abstract Thiospinels of Cu-(Fe) and platinum-group elements (PGE) are relatively abundant in the Kirakkajuppura PGE deposit of the Penikat layered complex, Finland. In actinolite-clinochlore rock that is nearly base-metal...
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Compositions of PGE thiospinels. 1) PGE thiospinel of Konder massif accordi...

Published: 01 April 2005
F ig . 4. Compositions of PGE thiospinels. 1) PGE thiospinel of Konder massif according to our data ( Table 5 ); 2) fields of PGE thiospinel compositions (after Rudashevsky et al. 1985 ).
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This ternary diagram shows the dominant thiospinel endmembers for the Co–Ni...

Published: 01 September 2018
Fig. 5. This ternary diagram shows the dominant thiospinel endmembers for the Co–Ni–Fe system (molar%); Cu-bearing thiospinels are not included in this diagram. The red square denotes the sensu stricto siegenite chemistry.
Journal Article

A POTENTIALLY NEW KONDERITE–LIKE SULFIDE OF Fe, Pb, Cu, Rh, Pd, AND Ir FROM THE PENIKAT LAYERED COMPLEX, FINLAND

Andrei Y. Barkov, Michael E. Fleet, Robert F. Martin, Tapio A.A. Halkoaho
Published: 01 April 2004
The Canadian Mineralogist (2004) 42 (2): 499–514.
DOI: https://doi.org/10.2113/gscanmin.42.2.499
...Andrei Y. Barkov; Michael E. Fleet; Robert F. Martin; Tapio A.A. Halkoaho Abstract Nous décrivons un sulfure méconnu de Fe, Pb, Cu, Rh, Pd, et Ir [ci-après: “Pb–(Fe)+Pd Kdr”], potentiellement une nouvelle espèce affiliée à la konderite trouvée en association étroite avec un thiospinelle...
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Composition of sulfides in Pt-Fe alloys on the (Cu + Fe + Ni)–S(+ As)–PGE(+...

Published: 01 September 2004
Fig. 6. Composition of sulfides in Pt-Fe alloys on the (Cu + Fe + Ni)–S(+ As)–PGE(+ Co), at.%. 1 — kashinite-bowieite, 2 — Co-malanite, 3 — PGE-thiospinels, 4 — Pb-thiospinels, 5 — cooperite, 6 — mss (Me 1– x S), 7 — iss (Me 1+ x S).
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Cu-bearing thiospinel inclusions, all BSE images; numbers refer to analyses...

Published: 13 September 2021
Fig. 10. Cu-bearing thiospinel inclusions, all BSE images; numbers refer to analyses in Table 6 and points in Figure 12 A. (A) A 10 μm inclusion of cuprorhodsite (Curh) in isoferroplatinum. The fracturing produced during sample preparation may be cleavage. (B) An 8 μm complex inclusion
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A subhedral grain of thiospinel Cu[Rh(Pt,Ir)]S 4 (tsp), a member of the cu...

Published: 01 May 2000
F igure 1. A subhedral grain of thiospinel Cu[Rh(Pt,Ir)]S 4 (tsp), a member of the cuprorhodsite-malanite series from the Penikat layered intrusion. Note inclusions of nearly end-member zvyagintsevite (Pd 3 Pb; white) in the thiospinel. Host: epoxy (black). Back-scattered electron image. Scale
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Compositional representations of thiospinel phases in the pseudoquaternary ...

Published: 01 August 2006
F ig . 6. Compositional representations of thiospinel phases in the pseudoquaternary system Cu 3 S 4 –Fe 3 S 4 –Co 3 S 4 –Ni 3 S 4 . Fletcherite and polydymite–violarite from Swartbooisdrif (filled symbols) are compared with various compositions of thiospinel (open squares) from the literature
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A, B. Large grains of PGE thiospinel (tsp); abundant micro-inclusions of zv...

Published: 01 October 2005
F ig . 7. A, B. Large grains of PGE thiospinel (tsp); abundant micro-inclusions of zvyagint-sevite are white (B), and the host material (epoxy) is black. C, D. Unusual micro-aggregates of PGE thiospinels (tsp), in “area 1” (C) and “area 2” (D), which are enclosed within hydrous silicates (sil
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SUMMARY OF PGE THIOSPINELS REVIEWED

Published: 28 December 2023
TABLE 6. SUMMARY OF PGE THIOSPINELS REVIEWED
Journal Article

Ezochiite and shiranuiite = cuprorhodsite and are not new mineral species

Louis J. Cabri, Andrew M. McDonald
Published: 26 September 2024
American Mineralogist (2024)
DOI: https://doi.org/10.2138/am-2024-9517
...Louis J. Cabri; Andrew M. McDonald Abstract Ezochiite was described as a newly–discovered platinum–group mineral in the thiospinel group having an ideal formula of Cu + (Rh 3+ Pt 4+ )S 4 (Nishio-Hamane and Saito, 2024), but the data presented show it is a platinian cuprorhodsite, Cu(Rh,Pt) 2 S 4...
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The color X-ray maps for Cu (Cu), S (S), Rh (Rh), and Ir (Ir), showing the ...

Published: 01 October 2005
F ig . 9. The color X-ray maps for Cu (Cu), S (S), Rh (Rh), and Ir (Ir), showing the distribution of minute grains of PGE thiospinel (tsp) from micro-aggregate in “area 1” (shown by arrow in Fig. 7C ) enclosed within actinolite. Note that these thiospinel grains appear compositionally uniform