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![The Fe-tetrahedrite–goldfieldite join showing correlation between the Fe (circles) and Cu (crosses) contents (respectively, both as apfu) and the degree of Te-for-Sb substitution. In Figures 1–6 the Fe = 0, 1, and 2 points on the abscissa signify the compositions Cu12(Sb,As)4S13, Cu11Fe3+(Sb,As)4S13, and Cu10Fe22+(Sb,As)4S13, and the points Te = 4 and 2 on the ordinate represent Cu10Te4S13 and Cu12Te2(Sb,As)2S13, respectively. The eye-leading curves are: (a) Cu apfu on the Cu10Te4S13–Cu12Te2(Sb,As)2S13 join (and beyond); (b) Cu apfu in the Fe-containing Te-rich tetrahedrite/tennantite (see the first three points given above); and (c) Fe apfu in tetrahedrite/tennantite and Te-rich tetrahedrite/tennantite.]()
![The Fe-tennantite–goldfieldite join. Correlation between the Fe (circles) and Cu (crosses) contents (separately, both as apfu) and the degree of Te-for-As substitution. For Figure details consult the caption to Figure 1.]()
![The goldfieldite–Te-rich tennantite join. Variation of the unit cell parameter (in Å) as a function of Te-for-As substitution and Fe contents (both as apfu).]()
![The goldfieldite–Te-rich tetrahedrite join. Variation of the unit cell size (in Å) as a function of Te-for-Sb substitution and Fe contents (both as apfu).]()
![Photomicrographs of samples from the high-sulfidation epithermal mineralization at Lahóca Hill. (A) Pyrite fragment with fahlore minerals from the stage 1 assemblage in enargite. (B) Backscattered electron microscopy image of remnant stage 1 assemblage within stage 2 enargite. (C) Pyrite crystals with As-zoning from the stage 1 assemblage (backscattered electron microscopy image). The light gray zones within the crystal contain variable amount of As, while the darker zones are As free or contain less As than the darker zones. (D) Intergrowth of enargite and luzonite from the stage 2 assemblage (crossed polars). (E) Postenargite pyrite and tennantite-goldfieldite from the stage 3 assemblage. (F) Au-Ag-Te minerals in a tennantite-goldfieldite crystal from the stage 3 assemblage. (G) Backscattered electron microscopy image of native tellurium in tennantite-goldfieldite crystals from the stage 3 assemblage. (H) Empressite crystal within pyrite adjacent to enargite (backscattered electron microscopy image). (I) Coexisting pyrite and enargite crystals from the stage 2 assemblage. Abbreviations: Au-Ag-Te-min = Au-Ag-tellurides, Bi-min = Bi-sulfides, ccp = chalcopyrite, emp = empressite, eng = enargite, glf = goldfieldite, gn = galena, luz = luzonite, py = pyrite, qz = quartz, tnt = tennantite, ttr = tetrahedrite.]()
![Reflectance curve for arsenoústalečite from Ústaleč. For the sake of comparison, the curves for stibioústalečite (1) from Ústaleč (Sejkora et al., 2022), stibiogoldfieldite (2) from the Mohawk mine (Biagioni et al., 2022), stibiogoldfieldite (3) from Goldfield (Criddle and Stanley 1993, p. 208, described as ‘goldfieldite'), arsenogoldfieldite (4) from the North Star mine (IMA 2022-084; Sejkora et al.,2023a) and arsenogoldfieldite (5) from the Tramway mine (Criddle and Stanley 1993, p. 209, described as ‘goldfieldite') are shown.]()
![First thumbnail for: The tetrahedrite group: Nomenclature and classific...]()
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![Images of selected ore mineral associations at Mt. Carlton. (A) Stage 2A assemblage containing zoned crystals made up of alternating bands of goldfieldite and tennantite-tetrahedrite. The tetrahedrite-group minerals have been overprinted first by Ag4TeSe and then by enargite (BSE image). (B) Intergrown enargite and luzonite in stage 2A ore (reflected light, plane polarized). (C) Electrum intergrown with enargite and quartz in stage 2A ore (reflected light, plane polarized). (D) Electrum intergrown with sphalerite and pyrite in stage 2B ore (reflected light, plane polarized). (E) Intergrown sphalerite, pyrite, galena, bornite, and barite in stage 2B ore. The galena contains abundant segregations of tennantite, and supergene covellite (stage 5) has overprinted the assemblage (reflected light, plane polarized). (F) Zoned crystal of tetrahedrite-group minerals occurring intergrown with pyrite in stage 2B assemblage. The crystal has a core of goldfieldite with inclusions of galena and a rim of oscillatory-zoned tennantite-tetrahedrite (BSE image). (G) Stage 2B galena crystal overprinted first by stage 2C tennantite and chalcopyrite, and then by stage 3 dickite (reflected light, plane polarized). (H) Stage 2C assemblage with massive tennantite hosting electrum, galena, and luzonite (reflected light, plane polarized light). Mineral abbreviations (Kretz, 1983): Bn = bornite, Brt = barite, Cp = chalcopyrite, Cv = covellite, Dck = dickite, Elc = electrum, Eng = enargite, Gfd = goldfieldite, Gn = galena, Luz = luzonite, Py = pyrite, Qtz = quartz, Sp = sphalerite, Td = tetrahedrite, Tn = tennantite.]()
![First thumbnail for: Stibiogoldfieldite, Cu 12 (Sb 2 Te 2 )S 13 , a new...]()
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![First thumbnail for: Arsenoústalečite, Cu 12 (As 2 Te 2 )Se 13 , a new ...]()
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![The relationships between Sb, Te, and As in the solid solutions of the tetrahedrite sulfosalts from the Maletoyvayam deposit; the red dashed line indicates the boundaries of mineral species; the thin black dashed line outlines the proposed immiscibility field according to [Biagioni et al., 2022]; argentotetrahedrite-(Zn,Fe) – solid solutions between argentotetrahedrite-(Zn) and argentotetrahedrite-(Fe), here and below. 1 – ideal compositions of sulfosalts; 2 – goldfieldite; 3 – stibiogoldfieldite; 4 – tetrahedrite-(Zn, Fe); 5 – argentotetrahedrite-(Zn,Fe); 6 – arsenogoldfieldite.]()
![Characteristics of the Northwest quartz-pyrite-gold stages 1 and 2. A) Underground exposure at the Vein 807 zone (900 mL, 50 S) of the stage 1 quartz vein with sphalerite, chalcopyrite, pyrite, and magnetite. The veins are 1 to 2 m wide. B) Chalcopyrite is intergrown with sphalerite and pyrite. It also occurs as tiny blebs in sphalerite crystals (900 mL, 50 S). C) Stage 2 quartz and carbonate vein from drill hole U-17-01 65.8 m with gold assay value of 25 g/t. D) Carbonate grains occur within mosaic quartz from drill hole U-17-01 65.8 m with gold assay value of 25 g/t. E) Anhydrite occurring in trace amounts from drill hole U-17-01 72 m with gold assay value of 3.1 g/t. F) Goldfieldite interlocked with chalcopyrite and pyrite in the Vein 807 zone (900 mL, 50 Q). Mineral abbreviations: anh = anhydrite, cb = carbonate, ccp = chalcopyrite, gfd = goldfieldite, py = pyrite, qz = quartz, sp = sphalerite.]()
![SEM images of minerals from the Gaching ore occurrence. Tetrahedrite (a) and goldfieldite (b) with inclusions of Te–Se solid solutions; (c) tripuhyite FeSbO4 in intergrowths with Fe-S oxide; and (d) interlayering of bismite (Bi2O3) and rooseveltite BiAsO4.]()
![Reflectance curves for stibiogoldfieldite (1) from the Mohawk mine (holotype sample) measured in air. For comparison, the reflectance curves of stibiogoldfieldite (2) from Goldfield (Criddle and Stanley, 1993), and ‘arsenogoldfieldite’ (3) from the Tramway mine (Criddle and Stanley, 1993) are shown. Both samples were described as ‘goldfieldite’ by Criddle and Stanley (1993).]()
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Journal Article
Exploratory Studies of Substitutions in the Tetrahedrite/tennantite–goldfieldite Solid Solution Available to Purchase
Journal: The Canadian Mineralogist
Publisher: Mineralogical Association of Canada
Published: 01 March 2017
The Canadian Mineralogist (2017) 55 (2): 233–244.
...Emil Makovicky; Sven Karup-MØller Abstract Phases on the Fe-tetrahedrite–goldfieldite and Fe-tennantite–goldfieldite joins were synthesized from high purity elements in evacuated silica glass tubes at 450 °C and analyzed using electron microprobe analysis and X-ray powder diffraction. The synthetic...
FIGURES
Journal Article
Crystallography, mineral chemistry and chemical nomenclature of goldfieldite, the tellurian member of the tetrahedrite solid-solution series Available to Purchase
Journal: The Canadian Mineralogist
Publisher: Mineralogical Association of Canada
Published: 01 August 1998
The Canadian Mineralogist (1998) 36 (4): 1115–1137.
Image
The Fe-tetrahedrite–goldfieldite join showing correlation between the Fe (c... Available to Purchase
in Exploratory Studies of Substitutions in the Tetrahedrite/tennantite–goldfieldite Solid Solution
> The Canadian Mineralogist
Published: 01 March 2017
Fig. 1. The Fe-tetrahedrite–goldfieldite join showing correlation between the Fe (circles) and Cu (crosses) contents (respectively, both as apfu ) and the degree of Te-for-Sb substitution. In Figures 1– 6 the Fe = 0, 1, and 2 points on the abscissa signify the compositions Cu 12 (Sb,As) 4 S 13
Image
The Fe-tennantite–goldfieldite join. Correlation between the Fe (circles) a... Available to Purchase
in Exploratory Studies of Substitutions in the Tetrahedrite/tennantite–goldfieldite Solid Solution
> The Canadian Mineralogist
Published: 01 March 2017
Fig. 2. The Fe-tennantite–goldfieldite join. Correlation between the Fe (circles) and Cu (crosses) contents (separately, both as apfu ) and the degree of Te-for-As substitution. For Figure details consult the caption to Figure 1 .
Image
The goldfieldite–Te-rich tennantite join. Variation of the unit cell parame... Available to Purchase
in Exploratory Studies of Substitutions in the Tetrahedrite/tennantite–goldfieldite Solid Solution
> The Canadian Mineralogist
Published: 01 March 2017
Fig. 5. The goldfieldite–Te-rich tennantite join. Variation of the unit cell parameter (in Å) as a function of Te-for-As substitution and Fe contents (both as apfu ).
Image
The goldfieldite–Te-rich tetrahedrite join. Variation of the unit cell size... Available to Purchase
in Exploratory Studies of Substitutions in the Tetrahedrite/tennantite–goldfieldite Solid Solution
> The Canadian Mineralogist
Published: 01 March 2017
Fig. 6. The goldfieldite–Te-rich tetrahedrite join. Variation of the unit cell size (in Å) as a function of Te-for-Sb substitution and Fe contents (both as apfu ).
Image
Photomicrographs of samples from the high-sulfidation epithermal mineraliza... Available to Purchase
in Ore Mineralogy and Fluid Inclusion Constraints on the Temporal and Spatial Evolution of a High-Sulfidation Epithermal Cu-Au-Ag Deposit in the Recsk Ore Complex, Hungary
> Economic Geology
Published: 01 September 2017
assemblage (crossed polars). (E) Postenargite pyrite and tennantite-goldfieldite from the stage 3 assemblage. (F) Au-Ag-Te minerals in a tennantite-goldfieldite crystal from the stage 3 assemblage. (G) Backscattered electron microscopy image of native tellurium in tennantite-goldfieldite crystals from
Image
Reflectance curve for arsenoústalečite from Ústaleč. For the sake of compar... Open Access
in Arsenoústalečite, Cu 12 (As 2 Te 2 )Se 13 , a new mineral, and crystal structures of arsenoústalečite and stibioústalečite
> Mineralogical Magazine
Published: 10 January 2024
and Stanley 1993 , p. 208, described as ‘goldfieldite'), arsenogoldfieldite (4) from the North Star mine (IMA 2022-084; Sejkora et al., 2023a ) and arsenogoldfieldite (5) from the Tramway mine (Criddle and Stanley 1993 , p. 209, described as ‘goldfieldite') are shown.
Journal Article
The tetrahedrite group: Nomenclature and classification Available to Purchase
Journal: American Mineralogist
Publisher: Mineralogical Society of America
Published: 01 January 2020
American Mineralogist (2020) 105 (1): 109–122.
... of the dominant C constituent (the so-called “charge-compensating constituent”) is made explicit using a hyphenated suffix between parentheses. Rozhdestvenskayaite, arsenofreibergite, and goldfieldite could be the names of three other series. Eleven minerals belonging to the tetrahedrite group are considered...
FIGURES
Journal Article
EVOLUTION OF COMPOSITION OF TETRAHEDRITE AND ENARGITE SULFOSALTS IN THE MALETOYVAYAM EPITHERMAL Au-Ag DEPOSIT ( Kamchatka ) Available to Purchase
Journal: Russian Geology and Geophysics
Publisher: Novosibirsk State University
Published: 01 May 2025
Russ. Geol. Geophys. (2025) 66 (5): 613–629.
... the Te content is less than two formula units (apfu). For higher Te concentrations, the charge balance in goldfieldite is maintained through the formation of vacancies, following the substitution Te 4+ ↔ II □ [ Kase, 1986 ]. The dominance of Te over Sb and As in sulfosalts of this group is much...
FIGURES
Journal Article
Evidence for syngenetic micro-inclusions of As 3+ - and As 5+ -containing Cu sulfides in hydrothermal pyrite Available to Purchase
Journal: American Mineralogist
Publisher: Mineralogical Society of America
Published: 01 February 2019
American Mineralogist (2019) 104 (2): 300–306.
... Peruvian pyrite and was considered to be substituted for Fe based on the negative correlation between the concentrations of the two elements. Here, we provide the first observation of the incorporation of As 3+ in goldfieldite [Cu 12 (As,Sb,Bi) 2 Te 2 S 13 ] and As 5+ in colusite [Cu 26 V 2 (As,Sb) 4 Sn 2...
FIGURES
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Images of selected ore mineral associations at Mt. Carlton. (A) Stage 2A as... Open Access
in The Paleozoic Mount Carlton Deposit, Bowen Basin, Northeast Australia: Shallow High-Sulfidation Epithermal Au-Ag-Cu Mineralization Formed During Rifting
> Economic Geology
Published: 01 December 2018
Fig. 12. Images of selected ore mineral associations at Mt. Carlton. (A) Stage 2A assemblage containing zoned crystals made up of alternating bands of goldfieldite and tennantite-tetrahedrite. The tetrahedrite-group minerals have been overprinted first by Ag4TeSe and then by enargite (BSE image
Journal Article
Stibiogoldfieldite, Cu 12 (Sb 2 Te 2 )S 13 , a new tetrahedrite-group mineral Open Access
Journal: Mineralogical Magazine
Published: 07 January 2022
Mineralogical Magazine (2022) 86 (1): 168–175.
...-bearing hydrothermal fluids during the late-stage evolution of the Goldfield ore deposits. The sample labelled as ‘goldfieldite’ from the Prasolovskoe Au deposit was represented by black anhedral grains. Some data about this ore deposit and its tetrahedrite-group minerals can be found in Kovalenker...
FIGURES
Journal Article
Arsenoústalečite, Cu 12 (As 2 Te 2 )Se 13 , a new mineral, and crystal structures of arsenoústalečite and stibioústalečite Open Access
Journal: Mineralogical Magazine
Published: 10 January 2024
Mineralogical Magazine (2024) 88 (2): 127–135.
... and Stanley 1993 , p. 208, described as ‘goldfieldite'), arsenogoldfieldite (4) from the North Star mine (IMA 2022-084; Sejkora et al., 2023a ) and arsenogoldfieldite (5) from the Tramway mine (Criddle and Stanley 1993 , p. 209, described as ‘goldfieldite') are shown. ...
FIGURES
Image
![The relationships between Sb, Te, and As in the solid solutions of the tetrahedrite sulfosalts from the Maletoyvayam deposit; the red dashed line indicates the boundaries of mineral species; the thin black dashed line outlines the proposed immiscibility field according to [Biagioni et al., 2022]; argentotetrahedrite-(Zn,Fe) – solid solutions between argentotetrahedrite-(Zn) and argentotetrahedrite-(Fe), here and below. 1 – ideal compositions of sulfosalts; 2 – goldfieldite; 3 – stibiogoldfieldite; 4 – tetrahedrite-(Zn, Fe); 5 – argentotetrahedrite-(Zn,Fe); 6 – arsenogoldfieldite.](https://gsw.silverchair-cdn.com/gsw/Content_public/Journal/rgg/66/5/10.2113_RGG20244818/1/s_tolstykh_page_7_1.jpeg?Expires=2147483647&Signature=fT6Q9fBZ0RJSYfM6InXPYFeKWlv3oWMZ-s-xPNGJTaUk7OE7GptuJalAbSPm-u5UBEEwmHhLQeXTiTuZMQjTThz~XmiMYkDMM-kE-pA-dTdMEEkF9uBhCm0oY6vl5LX02WfKjB-MBRyQnQsA9Zbd80trxbOzOiXfTm-gBN3mq6skDv5fEgNMu2qI7cSiRzrpCwLrObi~TKDVYWMNR4cpHG-0IPvBE6wwz1MgBeMIKZVLRm-qbVbh-hhbr2ld9atdcmOnEqbNt7PdLfX3xruYXSxkRjwe34pbM3WgR-wEx3xRP8B8xvbOHDcVGxrlsME1fOlhmG9l9~UYPmIhRnpThw__&Key-Pair-Id=APKAIE5G5CRDK6RD3PGA)
The relationships between Sb, Te, and As in the solid solutions of the tetr... Available to Purchase
in EVOLUTION OF COMPOSITION OF TETRAHEDRITE AND ENARGITE SULFOSALTS IN THE MALETOYVAYAM EPITHERMAL Au-Ag DEPOSIT ( Kamchatka )
> Russian Geology and Geophysics
Published: 01 May 2025
., 2022 ]; argentotetrahedrite-(Zn,Fe) – solid solutions between argentotetrahedrite-(Zn) and argentotetrahedrite-(Fe), here and below. 1 – ideal compositions of sulfosalts; 2 – goldfieldite; 3 – stibiogoldfieldite; 4 – tetrahedrite-(Zn, Fe); 5 – argentotetrahedrite-(Zn,Fe); 6
Image
Characteristics of the Northwest quartz-pyrite-gold stages 1 and 2. A) Unde... Available to Purchase
in Mineralization of the Northwest Quartz-Pyrite-Gold Veins: Implications for Multiple Mineralization Events at Lepanto, Mankayan Mineral District, Northern Luzon, Philippines
> Economic Geology
Published: 01 November 2018
occurring in trace amounts from drill hole U-17-01 72 m with gold assay value of 3.1 g/t. F) Goldfieldite interlocked with chalcopyrite and pyrite in the Vein 807 zone (900 mL, 50 Q). Mineral abbreviations: anh = anhydrite, cb = carbonate, ccp = chalcopyrite, gfd = goldfieldite, py = pyrite, qz = quartz, sp
Image
SEM images of minerals from the Gaching ore occurrence. Tetrahedrite ( a ) ... Available to Purchase
in Conditions of formation of Au–Se–Te mineralization in the Gaching ore occurrence (Maletoyvayam ore field), Kamchatka, Russia
> Mineralogical Magazine
Published: 01 June 2018
Fig. 11. SEM images of minerals from the Gaching ore occurrence. Tetrahedrite ( a ) and goldfieldite ( b ) with inclusions of Te–Se solid solutions; ( c ) tripuhyite FeSbO 4 in intergrowths with Fe-S oxide; and ( d ) interlayering of bismite (Bi 2 O 3 ) and rooseveltite BiAsO 4 .
Image
Reflectance curves for stibiogoldfieldite (1) from the Mohawk mine (holotyp... Open Access
in Stibiogoldfieldite, Cu 12 (Sb 2 Te 2 )S 13 , a new tetrahedrite-group mineral
> Mineralogical Magazine
Published: 07 January 2022
, 1993 ) are shown. Both samples were described as ‘goldfieldite’ by Criddle and Stanley ( 1993 ).
Journal Article
Svetlanaite, SnSe, a new mineral from the Ozernovskoe deposit, Kamchatka peninsula, Russia Available to Purchase
Journal: Mineralogical Magazine
Published: 17 February 2022
Mineralogical Magazine (2022) 86 (2): 234–242.
...–15 μm) in quartz, in close association with cassiterite, rutile, mohite, mawsonite, kiddcreekite, hemusite, tellurium, kostovite and Se-bearing ‘fahlores’ (Se-goldfieldite–Se(Bi)-tetrahedrite–Se-tennantite). In plane-polarised light, svetlanaite is light-grey, pleochroic from white to cream...
FIGURES
Journal Article
Maletoyvayamite, Au 3 Se 4 Te 6 , a new mineral from Maletoyvayam deposit, Kamchatka peninsula, Russia Available to Purchase
Journal: Mineralogical Magazine
Published: 21 January 2020
Mineralogical Magazine (2020) 84 (1): 117–123.
..., Kamchatka, Russia (60°19′51.87″N, 164°46′25.65″E). It forms anhedral grains (10 to 50 μm in size) and is found in intergrowths with native gold (Au–Ag), Au tellurides (calaverite), unnamed phases (AuSe, Au 2 TeSe and Au oxide), native tellurium, sulfosalts (tennantite, tetrahedrite, goldfieldite...
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