Help mindat.org|Log In|Register|
Home PageMindat NewsThe Mindat ManualHistory of MindatCopyright StatusManagement TeamContact UsAdvertise on Mindat
Donate to MindatSponsor a PageSponsored PagesTop Available PagesMindat AdvertisersAdvertise on MindatThe Mindat Store
Minerals by PropertiesMinerals by ChemistryRandom MineralSearch by minIDLocalities Near MeSearch ArticlesSearch GlossaryMore Search Options
Search For:
Mineral Name:
Locality Name:
Keyword(s):
 
The Mindat ManualAdd a New PhotoRate PhotosLocality Edit ReportCoordinate Completion ReportAdd Glossary Item
StatisticsThe ElementsMember ListBooks & MagazinesMineral Shows & EventsThe Mindat DirectoryHow to Link to MindatDevice Settings
Photo SearchPhoto GalleriesNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day Gallery

Argentotennantite

This page is currently not sponsored. Click here to sponsor this page.
Formula:
Ag6Cu4(Fe,Zn)2As4S13
System:
Isometric
Colour:
Grey black
Lustre:
Resinous
Hardness:
Name:
For its silver content and relation to tennantite.
Tetrahedrite Group. Argentotennantite-Freibergite Series.
A very rare member of the fahlore group.

Compare also the chemically similar keutschite.


Classification of Argentotennantite

Approved
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
3.3.6.7

3 : SULFOSALTS
3 : 3 <ø < 4
5.2.7

5 : Sulphosalts - Sulpharsenites and Sulphobismuthites (those containing Sn, Ge,or V are in Section 6)
2 : Sulpharsenites etc. of Ag

Physical Properties of Argentotennantite

Resinous
Diaphaneity (Transparency):
Opaque
Colour:
Grey black
Streak:
Red-Brown to black
Hardness (Mohs):
Hardness (Vickers):
VHN100=285 - 320
Density:
5.05 g/cm3 (Calculated)

Optical Data of Argentotennantite

Type:
Isotropic
Reflectivity:
400nmR=30.9%
420nmR=30.9%
440nmR=30.8%
460nmR=30.7%
480nmR=30.5%
500nmR=30.4%
520nmR=30.4%
540nmR=30.4%
560nmR=30.4%
580nmR=30.3%
600nmR=29.9%
620nmR=29.4%
640nmR=28.8%
660nmR=28.4%
680nmR=28.2%
700nmR=27.8%

Reflectance graph
Graph shows reflectance levels at different wavelengths (in nm). Top of box is 100%. Peak reflectance is 30.9%.
Colour in reflected light:
Light grey to greenish grey with a faint bluish tint

Chemical Properties of Argentotennantite

IMA Formula:
Ag6Cu4(Fe,Zn)2As4S13
Elements listed in formula:
Analytical Data:
Kvartsitoviye Gorki deposit, Kazakhstan; by electron microprobe.
Ag (33.54)
Cu (15.60)
Fe (1.13)
Zn (5.44)
Pb (0.18)
Cd (0.10)
Sb (12.59)
As (8.80)
S (22.66)
Total (100.04)
Common Impurities:
Pb,Cd

Crystallography of Argentotennantite

Crystal System:
Isometric
Class (H-M):
4 3m - Hextetrahedral
Space Group:
I4 3m
Cell Parameters:
a = 10.584(3) Å
Unit Cell Volume:
V 1,185.63 ų (Calculated from Unit Cell)
Z:
2
Morphology:
Small grains, coating on tennantite.
Comment:
Space group I-43m by analogy to tetrahedrite-tennantite.
X-Ray Powder Diffraction Data:
d-spacingIntensity
3.06 (100)
2.65 (30)
2.073 (20)
1.869 (80)
1.595 (40)
1.230 (20)
1.214 (20)
Comments:
Kvartsitoviye Gorki deposit, Kazakhstan.

Occurrences of Argentotennantite

Type Occurrence of Argentotennantite

Place of Conservation of Type Material:
A.E. Fersman Mineralogical Museum, Academy of Sciences, Moscow, Russia: 84396.
Geological Setting of Type Material:
In a polymetallic deposit.
Empirical Formula:
(Ag5.67Cu4.48)(Zn1.52Fe0.37Pb0.01Cd0.01)(As2.14Sb1.89)S12.90

Relationship of Argentotennantite to other Species

Series:
Forms a series with Freibergite (see here)
Other Members of Group:
ArgentotetrahedriteAg6 Cu4(Fe,Zn)2Sb4S13
FreibergiteAg6[Cu4Fe2]Sb4S13-x
GirauditeCu6[Cu4(Fe,Zn)2]As4Se13
GoldfielditeCu10Te4S13
HakiteCu6[Cu4Hg2]Sb4Se13
TennantiteCu6[Cu4(Fe,Zn)2]As4S13
TetrahedriteCu6[Cu4(Fe,Zn)2]Sb4S13
2.GB.05FreibergiteAg6Cu4Fe2Sb4S13-x
2.GB.05GirauditeCu6[Cu4(Fe,Zn)2]As4Se13
2.GB.05GoldfielditeCu10Te4S13
2.GB.05HakiteCu10Hg2Sb4Se13
2.GB.05TennantiteCu12As4S13
2.GB.05TetrahedriteCu12Sb4S13
2.GB.10SelenostephaniteAg5Sb(Se,S)4
2.GB.10StephaniteAg5SbS4
2.GB.15PearceiteCu(Ag,Cu)6Ag9As2S11
2.GB.15PolybasiteCu(Ag,Cu)6Ag9Sb2S11
2.GB.15UM2003-14-S:AgBiFeTeAg16FeBiTe3S8
2.GB.15SelenopolybasiteCu(Ag,Cu)6Ag9Sb2(S,Se)9Se2
2.GB.15Cupropearceite[Cu6As2S7][Ag9CuS4]
2.GB.15Cupropolybasite[Cu6Sb2S7][Ag9CuS4]
2.GB.15UM1979-17-S:BiCuFe~Cu18Fe4BiS16
2.GB.20Galkhaite(Hg5Cu)CsAs4S12
5.2.1SmithiteAgAsS2
5.2.2TrechmanniteAgAsS2
5.2.3ProustiteAg3AsS3
5.2.4XanthoconiteAg3AsS3
5.2.5PearceiteCu(Ag,Cu)6Ag9As2S11
5.2.6Pearceite-T2ac
5.2.8MiargyriteAgSbS2
5.2.9PyrargyriteAg3SbS3
5.2.10PyrostilpniteAg3SbS3
5.2.11StephaniteAg5SbS4
5.2.12PolybasiteCu(Ag,Cu)6Ag9Sb2S11
5.2.13BillingsleyiteAg7AsS6
5.2.14Polybasite-Tac
5.2.15FreibergiteAg6Cu4Fe2Sb4S13-x
5.2.16AramayoiteAg3Sb2(Bi,Sb)S6
5.2.17MatilditeAgBiS2
5.2.18SchapbachiteAg0.4Pb0.2Bi0.4S
5.2.19PavoniteAgBi3S5
5.2.20ArcubisiteAg6CuBiS4
5.2.21BohdanowicziteAgBiSe2
5.2.22SelenostephaniteAg5Sb(Se,S)4
5.2.23BenleonarditeAg15Cu(Sb,As)2S7Te4
5.2.24VolynskiteAgBiTe2

Other Names for Argentotennantite

Name in Other Languages:

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.

References for Argentotennantite

Reference List:
Spiridonov, E.M., Sokolova, N.F., Gapeev, A.K., Dashevskaya, D.M., Evstigneeva, T.L., Chvileva, T.N., Demidov, V.G., Balashov, E.P., Shul’ga, V.I. (1986) A new mineral — argentotennantite. Doklady Akademii Nauk SSSR, 290, 206–210. [in Russian]

Jambor, J.L., Grew, E.S., Puziewics, J., Vanko, D.A. (1988) New mineral names. American Mineralogist: 73: 439-445.

Zakrzewski, M.A. (1989) Members of the freibergite-argentotennantite series and associated minerals from Silvermines, County Tipperary, Ireland. Mineralogical Magazine: 53: 293–298.

Rozhdestvenskaya, I.V., Zayakina, N.V., Samusikov, V.P. (1993) Crystal structure features of minerals from a series of tetrahedrite-freibergite. Mineralogiceskij Zhurnal: 15: 9-17.

King, R.J. (2001) Minerals explained 32: The tetrahedrite group. Geology Today: 17: 77-80.

Moëlo, Y., Makovicky, E., Mozgova, N.N., Jambor, J.L., Cook, N., Pring, A., Paar, W., Nickel, E.H., Graeser, S., Karup-Møller, S., Balić-Žunić, T., Mumme, W.G., Vurro, F., Topa, D., Bindi, L., Bente, K., Shimizu, M. (2008) Sulfosalt systematics: a review. Report of the sulfosalt sub-committee of the IMA Commission on Ore Mineralogy. European Journal of Mineralogy: 20: 7-46. [on relation to freibergite]

Internet Links for Argentotennantite

mindat.org URL:
https://www.mindat.org/min-319.html
Please feel free to link to this page.

Localities for Argentotennantite

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.
(TL) indicates type locality for a valid mineral species. (FRL) indicates first recorded locality for everything else. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
Argentina
 
  • Santa Cruz
    • Deseado department
      • Deseado massif
        • Tres Cerros
Jovic, S.M., Guido, D.M., Schalamuk, I.B., Ríos, F.J., Tassinari, C.C.G., Recio. C. (2011): Pingüino In-bearing polymetallic vein deposit, Deseado Massif, Patagonia, Argentina: characteristics of mineralization and ore-forming fluids. Mineralium Deposita, 46, 257-271.
Canada
 
  • Manitoba
    • Snow Lake District
2007 Manitoba Geological Survey Report of Field Activities
Chile
 
  • Atacama Region
    • Huasco Province
      • Carrizo district
Tartakowsky A.(1928): "Descubridora o Carrizo, Departamento de Huasco"; informe preliminar": Caja de Crédito Minero, Vallenar, Chile.
Germany
 
  • Saxony
    • Erzgebirge
Ireland
 
  • Co. Tipperary
    • Silvermines District
Moreton, S. (1999) Mineralogical Record, 30, 99-106. Colin Andrew (Personal Communication)
Italy
 
  • Lombardy
    • Sondrio Province
      • Valtellina
        • Valfurva
Bedognè,F,,Montrasio; A. & Sciesa;E. (2006): I minerali della media-alta Valtellina delle Orobie valtellinesi e della Val Poschiavo. Bettini, Sondrio, Italia, 255.
Kazakhstan (TL)
 
  • Akmola Province (Aqmola Oblysy; Akmolinskaya Oblast')
    • Stepnogorsk
      • Aksu (Aqsu)
Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
Mexico
 
  • Mexico
    • Mun. de Temascaltepec
      • Temascaltepec de González (Temascaltepec)
Camprubi, A., Canals, A., Cardellach, E., Prol-Ledesma, R.M., Rivera, R., 2001, The La Guitarra Ag-Au low-sulfidation epithermal deposit, Temascaltepec district, Mexico: vein structure, mineralogy, and sulfide-sulfosalt chemistry. Society of Economic Geologists Special Publication, v. 8, p. 133-158.
Peru
 
  • Lima Department
    • Oyon Province
new species keutschite and not argentotennantite
Russia
 
  • Far-Eastern Region
    • Magadanskaya Oblast'
      • Engteri ore cluster
Palyanova, G.A., Savva, N.E., Zhuravkova, T.V., Kolova, E.E. (2016): Gold and silver minerals in low-sulfidaton ores of the Julietta deposit (northeastern Russia). Russian Geology and Geophysics: 57: 1171-1190; http://forum.amiminerals.it/viewtopic.php?f=5&t=12972 (2016)
USA
 
  • Colorado
    • La Plata Co.
      • La Plata District (California District)
Josef Vajdak (2008) Mineral News, 24, #3, 15.
Mineral and/or Locality  
Mindat.org is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization.
Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2017, except where stated. Mindat.org relies on the contributions of thousands of members and supporters.
Privacy Policy - Terms & Conditions - Contact Us Current server date and time: March 23, 2017 12:14:44 Page generated: March 22, 2017 13:53:49
Go to top of page