Related to goldfieldite by the substitution of 2Sb³⁺ for 2Te⁴⁺, compensated by the filling of the M2-site vacancies with 2Cu⁺. Chemically somewhat similar to benleonardite.

An Ag-Bi-(S,Se) phase is an additional associate, at both holo- and cotype localities.

Unique IdentifiersHide

Mindat ID:

55444

Long-form identifier:

mindat:1:1:55444:6

GUID
(UUID V4):

c069bcd0-af60-4903-b512-bd081f6e1c24

IMA Classification of StibiogoldfielditeHide

IMA status:

Approved

IMA Formula:

Cu₆Cu₆(Sb₂Te₂)S₁₃

First published:

2022

Classification of StibiogoldfielditeHide

Strunz-mindat (2024):

2.GB.

2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
G : Sulfarsenites, sulfantimonites, sulfbismuthites
B : Neso-sulfarsenites, etc. with additional S

Mineral SymbolsHide

As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.

Symbol	Source	Reference
Sbgf	IMA–CNMNC	Warr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43

Physical Properties of StibiogoldfielditeHide

Lustre:

Metallic

Transparency:

Opaque

Colour:

Dark gray

Streak:

Gray

Hardness:

3½ - 4 on Mohs scale

Hardness Data:

Estimated

Comment:

Estimated by analogy to other tetrahedrite group members.

Tenacity:

Brittle

Cleavage:

Poor/Indistinct

Fracture:

Conchoidal

Density:

5.055 g/cm³ (Calculated)

Optical Data of StibiogoldfielditeHide

Reflectivity:

Wavelength	R
400nm	31.6%
420nm	31.6%
440nm	31.6%
460nm	31.3%
470nm	31.1%
480nm	31.1%
500nm	31.1%
520nm	31.0%
540nm	30.9%
546nm	30.9%
560nm	30.9%
580nm	30.9%
589nm	30.8%
600nm	30.9%
620nm	30.9%
640nm	31.0%
650nm	31.0%
660nm	31.0%
680nm	31.0%
700nm	31.0%

Graph shows reflectance levels at different wavelengths (in nm). Top of box is 100%. Peak reflectance is 31.6%.

Colour in reflected light:

Grey (with indistinct brownish hue)

Internal Reflections:

None

Chemistry of StibiogoldfielditeHide

Mindat Formula:

(Cu₄Cu₂)(Cu₄Cu⁺₂)(Sb₂Te₂)S₁₂S

Elements listed:

Cu, S, Sb, Te - search for minerals with similar chemistry

Chemical AnalysisHide

Empirical formulas:

Sample ID	Empirical Formula
1	(Cu_11.30Ag_0.03)_Σ11.33(Sb_0.80As_0.57Bi_0.06Te_2.57)_Σ4.00(S_12.83Se_0.20)_Σ13.03

Sample references:

ID	Locality	Reference	Notes
1	Mohawk Mine, Goldfield, Goldfield Mining District, Esmeralda County, Nevada, USA	Musetti, S., Sejkora, J., Biagioni, C., Dolniček, Z. (2023): Tellurium-rich stibiogoldfieldite and Se-bearing dantopaite from Goldfield, Nevada, U.S.A.: new crystal chemical data. Mineralogical Magazine, 87, (in press).	Te-rich variety (associated with Se-rich dantopaite)

Crystallography of StibiogoldfielditeHide

Crystal System:

Isometric

Class (H-M):

4 3m - Hextetrahedral

Space Group:

I4 3m

Setting:

I4 3m

Cell Parameters:

a = 10.3466(17) Å

Unit Cell V:

1,107.63 Å³ (Calculated from Unit Cell)

Comment:

Cell parameters for holotype material.

X-Ray Powder DiffractionHide

Powder Diffraction Data:

d-spacing	Intensity
3.644 Å	(19)
2.974 Å	(100)
2.754 Å	(8)
2.576 Å	(19)
2.429 Å	(7)
2.020 Å	(10)
1.821 Å	(32)
1.553 Å	(13)

Type Occurrence of StibiogoldfielditeHide

Type Locality:

ⓘ Mohawk Mine, Goldfield, Goldfield Mining District, Esmeralda County, Nevada, USA

General Appearance of Type Material:

Metallic anhedral grains up to 0.6 mm in size.

Place of Conservation of Type Material:

Mineralogical collections of (1) the Museo di Storia Naturale, Università di Pisa, Via Roma 79, Calci (PI), Italy, catalogue number 19926 (holotype), and (2) the Department of Mineralogy and Petrology, National Museum in Prague, Cirkusová 1740, 19300 Prague 9, Czech Republic, catalogue numbers P1P 78/2020 (holotype) and P1P 80/2020 (cotype).

Geological Setting of Type Material:

Epithermal precious metal ore deposits hosted in Oligocene-to-Miocene hydrothermally altered volcanic rocks.

Associated Minerals at Type Locality:

Synonyms of StibiogoldfielditeHide

IMA2020-104

Relationship of Stibiogoldfieldite to other SpeciesHide

Member of:

Goldfieldite Subgroup > Tetrahedrite Group

Other Members of this group:

Arsenogoldfieldite	(Cu₄Cu₂)(Cu₄Cu⁺₂)(As₂Te₂)S₁₂S	Iso. 4 3m : I4 3m
Goldfieldite	(Cu₄◻₂)(Cu₄Cu⁺₂)Te₄S₁₂S	Iso. 4 3m : I4 3m

Common AssociatesHide

Associated Minerals Based on Photo Data:

1 photo of Stibiogoldfieldite associated with Gold	Au
1 photo of Stibiogoldfieldite associated with Calaverite	AuTe₂

Related Minerals - Strunz-mindat Grouping Hide

2.GB.	Polybasite-Tac		Trig. 3m (3 2/m) : P3m1
2.GB.	Argentotetrahedrite-(Hg)	Ag₆(Cu₄Hg₂)Sb₄S₁₂S	Iso. 4 3m : I4 3m
2.GB.	Hakite-(Zn)	Cu₆(Cu₄Zn₂)Sb₄Se₁₂Se	Iso. 4 3m : I4 3m
2.GB.	Hakite-(Cd)	Cu₆(Cu₄Cd₂)Sb₄Se₁₂Se	Iso. 4 3m : I4 3m
2.GB.	Argentotetrahedrite-(Zn)	Ag₆(Cu₄Zn₂)Sb₄S₁₂S	Iso. 4 3m : I4 3m
2.GB.	Pošepnýite	(Cu⁺₃◻₃)(Hg²⁺₄Cu⁺₂)Sb₄Se₁₂(Se_0.5◻_0.5)	Iso. 4 3m : I4 3m
2.GB.	Argentopearceite	Ag₁₆As₂S₁₁	Trig. 3 2 : P3 2 1
2.GB.	Zvěstovite-(Zn)	Ag₆(Ag₄Zn₂)As₄S₁₂S	Iso.
2.GB.	Kenoargentotennantite-(Fe)	[Ag₆]⁴⁺(Cu₄Fe₂)As₄S₁₂◻	Iso.
2.GB.	Tennantite-(Hg)	Cu₆(Cu₄Hg₂)As₄S₁₂S	Iso. 4 3m : I4 3m
2.GB.	Kenoargentotetrahedrite-(Zn)	[Ag₆]⁴⁺(Cu₄Zn₂)Sb₄S₁₂◻	Iso. 4 3m : I4 3m
2.GB.	Tennantite-(Cu)	Cu₆(Cu₄Cu₂)As₄S₁₂S	Iso. 4 3m : I4 3m
2.GB.	Tennantite-(Ni)	Cu₆(Cu₄Ni₂)As₄S₁₂S	Iso. 4 3m : I4 3m
2.GB.	Tetrahedrite-(Ni)	Cu₆(Cu₄Ni₂)Sb₄S₁₂S	Iso. 4 3m : I4 3m
2.GB.	Stibioústalečite	(Cu₄Cu₂)(Cu₄Cu⁺₂)(Sb₂Te₂)Se₁₂Se	Iso. 4 3m : I4 3m
2.GB.	Arsenogoldfieldite	(Cu₄Cu₂)(Cu₄Cu⁺₂)(As₂Te₂)S₁₂S	Iso. 4 3m : I4 3m
2.GB.	Tennantite-(In)	Cu₆(Cu₄(In³⁺Cu⁺))As₄S₁₂S	Iso. 4 3m : I4 3m
2.GB.	Tennantite-(Cd)	Cu₆(Cu₄Cd₂)As₄S₁₂S	Iso. 4 3m : I4 3m
2.GB.	Tetrahedrite-(Mn)	Cu₆(Cu₄Mn₂)Sb₄S₁₂S	Iso. 4 3m : I4 3m
2.GB.	Argentopolybasite	[Ag₆Sb₂S₇][Ag₉AgS₄]	Trig. 3 2 : P3 2 1
2.GB.X	Kenorozhdestvenskayaite-(Fe)	[Ag₆]⁴⁺(Ag₄Fe²⁺₂)Sb₄S₁₂◻	Iso. 4 3m : I4 3m
2.GB.	Argentotetrahedrite-(Cd)	Ag₆(Cu₄Cd₂)Sb₄S₁₂S	Iso. 4 3m : I4 3m
2.GB.	Tennantite-(Mn)	Cu₆(Cu₄Mn₂)As₄S₁₂S	Iso. 4 3m : I4 3m
2.GB.	Zvěstovite-(Fe)	Ag₆(Ag₄Fe²⁺₂)As₄S₁₂S	Iso. 4 3m : I4 3m
2.GB.	Hakite-(Fe)	Cu₆(Cu₄Fe²⁺₂)Sb₄Se₁₂Se	Iso. 4 3m : I4 3m
2.GB.	Tetrahedrite-(Cu)	Cu₆(Cu₄Cu²⁺₂)Sb₄S₁₂S	Iso. 4 3m : I4 3m
2.GB.	Arsenoústalečite	(Cu₄Cu₂)(Cu₄Cu⁺₂)(As₂Te₂)Se₁₂Se	Iso. 4 3m : I4 3m
2.GB.	Tetrahedrite-(Cd)	Cu₆(Cu₄Cd₂)Sb₄S₁₂S	Iso. 4 3m : I4 3m
2.GB.05	Argentotennantite-(Zn)	Ag₆(Cu₄Zn₂)As₄S₁₂S	Iso. 4 3m : I4 3m
2.GB.05	Freibergite Subgroup	(Ag₆,[Ag₆]⁴⁺)(Cu₄ C²⁺₂)Sb₄S₁₂S_0-1	Iso. 4 3m : I4 3m
2.GB.05	Giraudite-(Zn)	Cu₆(Cu₄Zn₂)As₄Se₁₂Se	Iso. 4 3m : I4 3m
2.GB.05	Goldfieldite	(Cu₄◻₂)(Cu₄Cu⁺₂)Te₄S₁₂S	Iso. 4 3m : I4 3m
2.GB.05	Hakite-(Hg)	Cu₆(Cu₄Hg₂)Sb₄Se₁₂Se	Iso. 4 3m : I4 3m
2.GB.05	Tennantite Subgroup	Cu₆(Cu₄C²⁺₂)As₄S₁₂S	Iso. 4 3m : I4 3m
2.GB.05	Tetrahedrite Subgroup	Cu₆(Cu₄C²⁺₂)Sb₄S₁₂S	Iso. 4 3m : I4 3m
2.GB.05	Argentotetrahedrite-(Fe)	Ag₆(Cu₄Fe₂)Sb₄S₁₂S	Iso. 4 3m : I4 3m
2.GB.05	Rozhdestvenskayaite-(Zn)	Ag₆(Ag₄Zn₂)Sb₄S₁₂S	Iso. 4 3m : I4 3m
2.GB.05	UM1992-21-S:AgFeSb	Ag₆(Ag₄Fe²⁺₂)Sb₄S₁₂S	Iso.
2.GB.05	Tennantite-(Zn)	Cu₆(Cu₄Zn₂)As₄S₁₂S	Iso. 4 3m : I4 3m
2.GB.05	Tetrahedrite-(Zn)	Cu₆(Cu₄Zn₂)Sb₄S₁₂S	Iso. 4 3m : F4 3m
2.GB.05	Tennantite-(Fe)	Cu₆(Cu₄Fe²⁺₂)As₄S₁₂S	Iso. 4 3m : I4 3m
2.GB.05	Tetrahedrite-(Fe)	Cu₆(Cu₄Fe²⁺₂)Sb₄S₁₂S	Iso. 4 3m : I4 3m
2.GB.05	Kenoargentotetrahedrite-(Fe)	[Ag₆]⁴⁺(Cu₄Fe²⁺₂)Sb₄S₁₂◻	Iso. 4 3m : I4 3m
2.GB.05	Tetrahedrite-(Hg)	Cu₆(Cu₄Hg₂)Sb₄S₁₂S	Iso. 4 3m : I4 3m
2.GB.10	Selenostephanite	Ag₅SbSe₄	Orth. 2 2 2 : P2₁ 2₁ 2₁
2.GB.10	Stephanite	Ag₅SbS₄	Orth. mm2 : Cmc2₁
2.GB.15	Pearceite	[Ag₆As₂S₇][Ag₉CuS₄]	Trig. 3m (3 2/m) : P3m1
2.GB.15	Polybasite	[Ag₆Sb₂S₇][Ag₉CuS₄]	Mon. 2/m : B2/m
2.GB.15	UM2003-14-S:AgBiFeTe	Ag₁₆FeBiTe₃S₈
2.GB.15	Selenopolybasite	[(Ag,Cu)₆(Sb,As)₂(S,Se)₇][Ag₉Cu(S,Se)₂Se₂]	Trig. 3m (3 2/m) : P3m1
2.GB.15	Cupropearceite	[Cu₆As₂S₇][Ag₉CuS₄]	Trig. 3m (3 2/m) : P3m1
2.GB.15	Cupropolybasite	[Cu₆Sb₂S₇][Ag₉CuS₄]	Trig. 3m : P3 1m
2.GB.15	UM1979-17-S:BiCuFe	~Cu₁₈Fe₄BiS₁₆
2.GB.20	Galkhaite	(Hg₅Cu)CsAs₄S₁₂	Iso. 4 3m : I4 3m
2.GB.20	Vorontsovite	(Hg₅Cu)_Σ6TlAs₄S₁₂	Iso. 4 3m : I4 3m
2.GB.20	Ferrovorontsovite	(Fe₅Cu)_Σ6TlAs₄S₁₂	Iso. 4 3m : I4 3m

Other InformationHide

Health Risks:

No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

Internet Links for StibiogoldfielditeHide

mindat.org URL:

https://www.mindat.org/min-55444.html
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Raman and XRD data at RRUFF project

References and PDF downloads at RRUFF project

American Mineralogist Crystal Structure Database

Handbook of Mineralogy page PDF

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References for StibiogoldfielditeHide

Reference List:

Musetti, S., Sejkora, J., Biagioni, C., Dolniček, Z. (2023): Tellurium-rich stibiogoldfieldite and Se-bearing dantopaite from Goldfield, Nevada, U.S.A.: new crystal chemical data. Mineralogical Magazine, 87, (in press).

forum.amiminerals.it/viewtopic.php?f=5&t=19018&sid=db1a6d142462b69f5932ac58ab09e546

Miyawaki, Ritsuro, Hatert, Frédéric, Pasero, Marco, Mills, Stuart J. (2021) IMA Commission on New Minerals, Nomenclature and Classification (CNMNC) – Newsletter 61. European Journal of Mineralogy, 33 (3) 299-304 doi:10.5194/ejm-33-299-2021

forum.amiminerals.it (2021) https://forum.amiminerals.it/viewtopic.php?f=5&t=17061&sid=5ad478434dc6ca9acdb77950cdc4e144

Biagioni, Cristian, Sejkora, Jiří, Musetti, Silvia, Makovicky, Emil, Pagano, Renato, Pasero, Marco, Dolníček, Zdeněk (2022) Stibiogoldfieldite, Cu₁₂(Sb₂Te₂)S₁₃, a new tetrahedrite-group mineral. Mineralogical Magazine, 86 (1) 168-175 doi:10.1180/mgm.2021.107

forum.amiminerals.it (n.d.) http://forum.amiminerals.it/viewtopic.php?f=5&t=17561

(2023) Stibiogoldfieldite. Handbook of Mineralogy. Mineralogical Society of America

Localities for StibiogoldfielditeHide

This map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the

symbol to view information about a locality. The

symbol next to localities in the list can be used to jump to that position on the map.

Locality ListHide

- This locality has map coordinates listed.

- This locality has estimated coordinates. ⓘ - Click for references and further information on this occurrence. ? - Indicates mineral may be doubtful at this locality.

- Good crystals or important locality for species.

- World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). ~~Struck out~~ - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (e.g. from pseudomorphs).

All localities listed without proper references should be considered as questionable.


Greece
Eastern Macedonia and Thrace Evros Alexandroupoli ⓘ Pefka	P. Voudouris et al. (2022)

Russia
Kamchatka Krai Koryak Okrug Karaginsky District Maletoyvayam ore field ⓘ Gaching occurrence	Kasatkin et al. (2023)

USA (TL)
Nevada Esmeralda County Goldfield Mining District Goldfield ⓘ Mohawk Mine (TL)	Miyawaki et al. (2021) +1 other reference

Stibiogoldfieldite

About StibiogoldfielditeHide