Argentotetrahedrite-(Fe)
A valid IMA mineral species
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About Argentotetrahedrite-(Fe)
Formula:
Ag6(Cu4Fe2)Sb4S12S
Apparently 2 of the 3 metal sites in the tetrahedrite structure are fully occupied by Ag.
Lustre:
Metallic
Hardness:
4
Crystal System:
Isometric
Member of:
Name:
For the relationship to other members of the tetrahedrite group.
Type Locality:
The Sb analogue of Argentotennantite-(Fe).
Closely related to "freibergite".
Renamed from argentotetrahedrite due to the acceptance of the IMA 18-K proposal.
Closely related to "freibergite".
Renamed from argentotetrahedrite due to the acceptance of the IMA 18-K proposal.
Unique Identifiers
Mindat ID:
46256
Long-form identifier:
mindat:1:1:46256:1
Similar Names
| Argentotetrahedrite-(Cd) | A valid IMA mineral species | Ag6(Cu4Cd2)Sb4S12S |
| Argentotetrahedrite-(Hg) | A valid IMA mineral species - pending publication | Ag6(Cu4Hg2)Sb4S12S |
| Argentotetrahedrite-(Zn) | A valid IMA mineral species | Ag6(Cu4Zn2)Sb4S12S |
IMA Classification of Argentotetrahedrite-(Fe)
Approved
IMA status notes:
Redefined by the IMA
IMA Formula:
Ag1+6(Cu1+4Fe2+2)Sb3+4S2-13
Approval year:
2016
First published:
1992
Approval history:
Originally published without approval in 1992, redefined by special procedures in 2008. Approved in 2016 as IMA 2016-093.
Classification of Argentotetrahedrite-(Fe)
2.GB.05
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
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 Symbols
As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.
| Symbol | Source | Reference for Standard |
|---|---|---|
| Attr-Fe | IMA–CNMNC | Warr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43 |
Pronunciation of Argentotetrahedrite-(Fe)
Pronunciation:
| Play | Recorded by | Country |
|---|---|---|
| Jolyon Ralph | United Kingdom |
Physical Properties of Argentotetrahedrite-(Fe)
Optical Data of Argentotetrahedrite-(Fe)
Reflectivity:
| Wavelength | R1 (%) |
|---|---|
| 400nm | 31.3% |
| 420nm | 31.2% |
| 440nm | 31.1% |
| 460nm | 31.0% |
| 480nm | 30.9% |
| 500nm | 30.8% |
| 520nm | 30.8% |
| 540nm | 30.7% |
| 560nm | 30.7% |
| 580nm | 30.6% |
| 600nm | 30.4% |
| 620nm | 30.3% |
| 640nm | 30.1% |
| 660nm | 29.9% |
| 680nm | 29.7% |
| 700nm | 29.6% |
Graph shows reflectance levels at different wavelengths (in nm). Peak reflectance is 31.3%.
Chemistry of Argentotetrahedrite-(Fe)
Mindat Formula:
Ag6(Cu4Fe2)Sb4S12S
Apparently 2 of the 3 metal sites in the tetrahedrite structure are fully occupied by Ag.
Apparently 2 of the 3 metal sites in the tetrahedrite structure are fully occupied by Ag.
Element Weights:
Chemical Analysis
wt%
| 1 | |
|---|---|
| Cu | 18.7 % |
| Zn | 1.4 % |
| Ag | 26.8 % |
| Fe | 4.4 % |
| Sb | 24.5 % |
| As | 0.6 % |
| S | 23.4 % |
| Total: | 99.8 % |
Empirical formulas:
| Sample ID | Empirical Formula |
|---|---|
| 1 | (Ag4.43Cu1.24)(Cu4.00(Fe1.40Zn0.38))(Sb3.58As0.14)S12S |
Sample references:
| ID | Locality | Reference | Notes |
|---|---|---|---|
| 1 | Trout Bay Copper Mine, Mulcahy Township, Kenora District, Ontario, Canada | EMPA analysis of tetrahedrite group mineral from a massive base-metal sulphide ore in which the principal opaque minerals consist of coarse grains and inclusions of pyrrhotite, sphalerite and chalcopyrite. There are lesser amounts of galena, marcasite, arsenopyrite, cobaltite, pyrargyrite, paracostibite, gudmundite, stannite, argentotetrahedrite-(Fe), silver, allrargentum,ilmenite, breithauptite, cassiterite and nisbite. |
Crystallography of Argentotetrahedrite-(Fe)
Crystal System:
Isometric
Class (H-M):
43m - Hextetrahedral
Space Group:
I43m
Cell Parameters:
a = 10.6116(1) Å
Unit Cell V:
1,194.93 ų (Calculated from Unit Cell)
X-Ray Powder Diffraction
Powder Diffraction Data:
| d-spacing | Intensity |
|---|---|
| 4.331 Å | (6) |
| 3.063 Å | (100) |
| 2.652 Å | (28) |
| 2.501 Å | (8) |
| 2.081 Å | (19) |
| 1.937 Å | (12) |
| 1.876 Å | (35) |
| 1.599 Å | (25) |
Geological Environment
Paragenetic Mode(s):
| Paragenetic Mode | Earliest Age (Ga) |
|---|---|
| High-? alteration and/or metamorphism | |
| 33 : Minerals deposited by hydrothermal metal-rich fluids (see also [#12]) |
Type Occurrence of Argentotetrahedrite-(Fe)
Place of Conservation of Type Material:
Cotype material is deposited in the mineralogical collections of Queens's University (Miller collection), Ontario, Canada, catalogue number M8224 (holotype) and M7138 (cotype), and the Natural History Museum London, specimen number BM2016,101 (cotype).
Synonyms of Argentotetrahedrite-(Fe)
Other Language Names for Argentotetrahedrite-(Fe)
Dutch:Argentotetrahedriet-(Fe)
French:Argentotétrahédrite-(Fe)
German:Argentotetraedrit-(Fe)
Norwegian:Argentotetrahedritt-(Fe)
Relationship of Argentotetrahedrite-(Fe) to other Species
Member of:
Other Members of Freibergite Subgroup:
| Argentotetrahedrite-(Cd) | Ag6(Cu4Cd2)Sb4S12S | Iso. 43m : I43m |
| Argentotetrahedrite-(Hg) | Ag6(Cu4Hg2)Sb4S12S | Iso. 43m : I43m |
| Argentotetrahedrite-(Zn) | Ag6(Cu4Zn2)Sb4S12S | Iso. 43m : I43m |
| Kenoargentotetrahedrite-(Fe) | [Ag6]4+(Cu4Fe2+2)Sb4S12◻ | Iso. 43m : I43m |
| Kenoargentotetrahedrite-(Zn) | [Ag6]4+(Cu4Zn2)Sb4S12◻ | Iso. 43m : I43m |
Common Associates
Associations Based on Photo Data:
| 3 photos of Argentotetrahedrite-(Fe) associated with Sphalerite | ZnS |
| 3 photos of Argentotetrahedrite-(Fe) associated with Jamesonite | Pb4FeSb6S14 |
| 3 photos of Argentotetrahedrite-(Fe) associated with Galena | PbS |
| 2 photos of Argentotetrahedrite-(Fe) associated with Boulangerite | Pb5Sb4S11 |
| 1 photo of Argentotetrahedrite-(Fe) associated with Acanthite | Ag2S |
| 1 photo of Argentotetrahedrite-(Fe) associated with Pyrostilpnite | Ag3SbS3 |
| 1 photo of Argentotetrahedrite-(Fe) associated with Pyrargyrite | Ag3SbS3 |
| 1 photo of Argentotetrahedrite-(Fe) associated with Dolomite | CaMg(CO3)2 |
| 1 photo of Argentotetrahedrite-(Fe) associated with Cerussite | PbCO3 |
| 1 photo of Argentotetrahedrite-(Fe) associated with Arsenopyrite | FeAsS |
Related Minerals - Strunz-mindat Grouping
| 2.GB. | 'Polybasite-Tac' | [Ag6Sb2S7][Ag9CuS4] |
| 2.GB. | Kenoargentotetrahedrite-(Zn) | [Ag6]4+(Cu4Zn2)Sb4S12◻ |
| 2.GB. | Argentotetrahedrite-(Hg) | Ag6(Cu4Hg2)Sb4S12S |
| 2.GB. | Annivite-(Zn) | Cu6(Cu4Zn2)Bi4S12S |
| 2.GB. | Pošepnýite | (Cu+3◻3)(Hg2+4Cu+2)Sb4Se12(Se0.5◻0.5) |
| 2.GB. | Tennantite-(Cu) | Cu6(Cu4Cu2)As4S12S |
| 2.GB. | Argentopolybasite | [Ag6Sb2S7][Ag9AgS4] |
| 2.GB. | Tennantite-(Mn) | Cu6(Cu4Mn2)As4S12S |
| 2.GB. | Argentotetrahedrite-(Cd) | Ag6(Cu4Cd2)Sb4S12S |
| 2.GB. | Stibioústalečite | (Cu4Cu2)(Cu4Cu+2)(Sb2Te2)Se12Se |
| 2.GB. | Stibiogoldfieldite | (Cu4Cu2)(Cu4Cu+2)(Sb2Te2)S12S |
| 2.GB. | Argentotetrahedrite-(Zn) | Ag6(Cu4Zn2)Sb4S12S |
| 2.GB. | Tetrahedrite-(Cd) | Cu6(Cu4Cd2)Sb4S12S |
| 2.GB. | Arsenogoldfieldite | (Cu4Cu2)(Cu4Cu+2)(As2Te2)S12S |
| 2.GB. | Arsenoústalečite | (Cu4Cu2)(Cu4Cu+2)(As2Te2)Se12Se |
| 2.GB. | Tennantite-(In) | Cu6(Cu5In)As4S13 |
| 2.GB. | Zvěstovite-(Fe) | Ag6(Ag4Fe2+2)As4S12S |
| 2.GB. | Hakite-(Fe) | Cu6(Cu4Fe2+2)Sb4Se12Se |
| 2.GB. | Tennantite-(Cd) | Cu6(Cu4Cd2)As4S12S |
| 2.GB.X | Kenorozhdestvenskayaite-(Fe) | [Ag6]4+(Ag4Fe2+2)Sb4S12◻ |
| 2.GB. | Tetrahedrite-(Cu) | Cu6(Cu4Cu2+2)Sb4S12S |
| 2.GB. | Hakite-(Zn) | Cu6(Cu4Zn2)Sb4Se12Se |
| 2.GB. | Zvěstovite-(Zn) | Ag6(Ag4Zn2)As4S12S |
| 2.GB. | Hakite-(Cd) | Cu6(Cu4Cd2)Sb4Se12Se |
| 2.GB. | Kenoargentotennantite-(Fe) | [Ag6]4+(Cu4Fe2)As4S12◻ |
| 2.GB. | Tennantite-(Hg) | Cu6(Cu4Hg2)As4S12S |
| 2.GB. | Tetrahedrite-(Mn) | Cu6(Cu4Mn2)Sb4S12S |
| 2.GB. | Tennantite-(Ni) | Cu6(Cu4Ni2)As4S12S |
| 2.GB. | Tetrahedrite-(Ni) | Cu6(Cu4Ni2)Sb4S12S |
| 2.GB.05 | Hakite-(Hg) | Cu6(Cu4Hg2)Sb4Se12Se |
| 2.GB.05 | Rozhdestvenskayaite-(Zn) | Ag6(Ag4Zn2)Sb4S12S |
| 2.GB.05 | Argentotennantite-(Zn) | Ag6(Cu4Zn2)As4S12S |
| 2.GB.05 | Argentotennantite-(Fe) | Ag6(Cu4Fe2)As4S12S |
| 2.GB.05 | Freibergite Subgroup | (Ag6,[Ag6]4+)(Cu4 C2+2)Sb4S12S0-1 |
| 2.GB.05 | Tennantite Subgroup | Cu6(Cu4C2+2)As4S12S |
| 2.GB.05 | Tennantite-(Zn) | Cu6(Cu4Zn2)As4S12S |
| 2.GB.05 | Tetrahedrite-(Zn) | Cu6(Cu4Zn2)Sb4S12S |
| 2.GB.05 | Tetrahedrite Subgroup | Cu6(Cu4C2+2)Sb4S12S |
| 2.GB.05 | Tennantite-(Fe) | Cu6(Cu4Fe2+2)As4S12S |
| 2.GB.05 | Tetrahedrite-(Fe) | Cu6(Cu4Fe2+2)Sb4S12S |
| 2.GB.05 | Tetrahedrite-(Hg) | Cu6(Cu4Hg2)Sb4S12S |
| 2.GB.05 | Kenoargentotetrahedrite-(Fe) | [Ag6]4+(Cu4Fe2+2)Sb4S12◻ |
| 2.GB.05 | Giraudite-(Zn) | Cu6(Cu4Zn2)As4Se12Se |
| 2.GB.05 | Goldfieldite | (Cu4◻2)(Cu4Cu+2)Te4S12S |
| 2.GB.05 | 'UM1992-21-S:AgFeSb' | Ag6(Ag4Fe2+2)Sb4S12S |
| 2.GB.10 | Selenostephanite | Ag5SbSe4 |
| 2.GB.10 | Stephanite | Ag5SbS4 |
| 2.GB.15 | 'UM2003-14-S:AgBiFeTe' | Ag16FeBiTe3S8 |
| 2.GB.15 | 'UM1979-17-S:BiCuFe' | ~Cu18Fe4BiS16 |
| 2.GB.15 | Pearceite | [Ag6As2S7][Ag9CuS4] |
| 2.GB.15 | Argentopearceite | Ag16As2S11 |
| 2.GB.15 | Cupropolybasite | [Cu6Sb2S7][Ag9CuS4] |
| 2.GB.15 | Fengruiite | [Ag6Sb2S7][Ag9CuS2Te2] |
| 2.GB.15 | Auropearceite | [Ag9AuS4][Ag6As2S7] |
| 2.GB.15 | Selenopolybasite | [(Ag,Cu)6(Sb,As)2(S,Se)7][Ag9Cu(S,Se)2Se2] |
| 2.GB.15 | Polybasite | [Ag6Sb2S7][Ag9CuS4] |
| 2.GB.15 | Auropolybasite | [Ag9AuS4][Ag6Sb2S7] |
| 2.GB.15 | Cupropearceite | [Cu6As2S7][Ag9CuS4] |
| 2.GB.20 | Vorontsovite | (Hg5Cu)Σ6TlAs4S12 |
| 2.GB.20 | Ferrovorontsovite | (Fe5Cu)Σ6TlAs4S12 |
| 2.GB.20 | Galkhaite | (Hg5Cu)CsAs4S12 |
Other Information
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 Argentotetrahedrite-(Fe)
mindat.org URL:
https://www.mindat.org/min-46256.html
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References for Argentotetrahedrite-(Fe)
Reference List:
Hålenius, Ulf, Hatert, Frédéric, Pasero, Marco, Mills, Stuart J. (2017) IMA Commission on New Minerals, Nomenclature and Classification (CNMNC) Newsletter 35. European Journal of Mineralogy, 29 (1) 149-152 doi:10.1127/ejm/2017/0029-2626
Welch, Mark D., Stanley, Chris J., Spratt, John, Mills, Stuart J. (2018) Rozhdestvenskayaite Ag10Zn2Sb4S13 and argentotetrahedrite Ag6Cu4(Fe2+,Zn)2Sb4S13: two Ag-dominant members of the tetrahedrite group. European Journal of Mineralogy, 30 (6) 1163-1172 doi:10.1127/ejm/2018/0030-2773
Belakovskiy, Dmitriy I.; Cámara, Fernando; Uvarova, Yulia (2019) New Mineral Names. American Mineralogist, 104 (9). 1360-1364 doi:10.2138/am-2019-nmn104914
Localities for Argentotetrahedrite-(Fe)
Showing 32 localities.
symbol to view information about a locality.
The Locality List
- 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).
All localities listed without proper references should be considered as questionable.
Australia | |
| Graham et al. (2022) |
| Birch (2021) |
Austria | |
| Kolitsch et al. (2021) |
| Auer (2022) |
Bolivia | |
| Velebil et al. (2023) |
| Velebil et al. (2023) |
Canada | |
| Cabri et al. (1970) |
| CNMNC Newsletter No. 35 +1 other reference |
Czech Republic | |
| Pažout et al. (2026) |
| Dolníček et al. (2023) |
| Sejkora et al. (2024) |
| Vrtiskova et al. (2024) |
France | |
| Blondieau et al. (2024) |
| Blondieau et al. (2024) | |
| Blondieau et al. (2025) |
| Georges FAVREAU collection + EDX ... |
Greece | |
| Uwe Kolitsch and Branko Rieck (unpubl. SEM-EDS results) |
| Rieck et al. (2020) | |
Poland | |
| Muszyński et al. (2023) |
| Muszyński et al. (2023) | |
| Foltyn et al. (2023) |
Romania | |
| JF Carpentier collection |
Russia | |
| Plotinskaya et al. (2023) |
| Silyanov et al. (2022) |
| Palyanova et al. (2016) |
| Savva et al. (2007) | |
| Kasatkin et al. (2021) +1 other reference |
| Kuzhuget et al. (2015) |
Slovakia | |
| Pršek J. & Lauko Ľ. (Spišsko-gemerské rudohorie) |
Sweden | |
| Andersson et al. (2022) |
| Rincon (2022) |
Switzerland | |
| EDXS measurements et al. (Zurich) |
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Plaka Mine No. 80, Plaka Mines, Plaka, Lavreotiki, East Attica, Attica, Greece