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Pirquitasite

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Formula:
Ag2ZnSnS4
Colour:
Black
Lustre:
Metallic
Hardness:
4
Crystal System:
Tetragonal
Member of:
Name:
Named for the Pirquitas deposit; the type locality.
Hide all sections | Show all sections

Classification of PirquitasiteHide

Approved
2/C.06-120
2.CB.15a

2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
C : Metal Sulfides, M: S = 1: 1 (and similar)
B : With Zn, Fe, Cu, Ag, etc.
2.9.2.7

2 : SULFIDES
9 : AmBnXp, with (m+n):p = 1:1
6.1.15

6 : Sulphosalts - Sulphostannates, Sulphogermanates,Sulpharsenates, Sulphantimonates, Sulphovanadates and Sulphohalides
1 : Sulphostannates and other sulfides containing Sn

Physical Properties of PirquitasiteHide

Metallic
Transparency:
Opaque
Colour:
Black
Hardness:

Chemical Properties of PirquitasiteHide

Formula:
Ag2ZnSnS4
Common Impurities:
Cu,Fe

Crystallography of PirquitasiteHide

Crystal System:
Tetragonal
Class (H-M):
4 - Disphenoidal
Space Group:
I4
Cell Parameters:
a = 5.78 Å, c = 10.82 Å
Ratio:
a:c = 1 : 1.872
Unit Cell V:
361.48 ų (Calculated from Unit Cell)
Comment:
Space group originally assumed to be I-42m.

Type Occurrence of PirquitasiteHide

Synonyms of PirquitasiteHide

Other Language Names for PirquitasiteHide

Simplified Chinese:硫锡锌银矿
Spanish:Pirquitasita

Relationship of Pirquitasite to other SpeciesHide

Member of:
Other Members of this group:
BriartiteCu2(Fe,Zn)GeS4Tet.
ČernýiteCu2(Cd,Zn,Fe)SnS4Tet. 4 2m : I4 2m
FamatiniteCu3SbS4Tet. 4 2m : I4 2m
FerrokësteriteCu2(Fe,Zn)SnS4Tet. 4 : I4
Ge-stannoiditeCu8Fe2ZnGe2S12
HocartiteAg2(Fe2+,Zn)SnS4Tet. 4 2m : I4 2m
KësteriteCu2ZnSnS4Tet. 4 : I4
KeutschiteCu2AgAsS4Tet. 4 2m : I4 2m
KuramiteCu3SnS4Tet.
LuzoniteCu3AsS4Tet. 4 2m : I4 2m
PermingeatiteCu3SbSe4Tet.
Petrukite(Cu,Fe,Zn,Ag)3(Sn,In)S4Orth.
StanniteCu2FeSnS4Tet. 4 2m : I4 2m
Unnamed (Cu-Zn-In Sulphide)CuZn2InS4
VelikiteCu2HgSnS4Tet.
ZincobriartiteCu2(Zn,Fe)(Ge,Ga)S4Tet. 4 2m : I4 2m
Forms a series with:

Common AssociatesHide

Associated Minerals Based on Photo Data:
Toyohaite2 photos of Pirquitasite associated with Toyohaite on mindat.org.

Related Minerals - Nickel-Strunz GroupingHide

2.CB.AgmantiniteAg2MnSnS4Orth.
2.CB.05aColoradoiteHgTeIso. m3m (4/m 3 2/m)
2.CB.05aHawleyiteCdSIso. 4 3m : F4 3m
2.CB.05aMetacinnabarHgSIso. 4 3m : F4 3m
2.CB.05cPolhemusite(Zn,Hg)STet.
2.CB.05bSakuraiite(Cu,Zn,Fe)3(In,Sn)S4 Iso.
2.CB.05aSphaleriteZnSIso. 4 3m : F4 3m
2.CB.05aStilleiteZnSe
2.CB.05aTiemanniteHgSe
2.CB.05UM1998-15-S:CuFeZnCu2Fe3Zn5S10
2.CB.05aRudashevskyite(Fe,Zn)SIso. 4 3m : F4 3m
2.CB.10aChalcopyriteCuFeS2Tet. 4 2m : I4 2d
2.CB.10aEskeborniteCuFeSe2Tet.
2.CB.10aGalliteCuGaS2Tet. 4 2m : I4 2d
2.CB.10bHaycockiteCu4Fe5S8Orth. 2 2 2
2.CB.10aLenaiteAgFeS2Tet. 4 2m : I4 2d
2.CB.10bMooihoekiteCu9Fe9S16Tet.
2.CB.10bPutoraniteCu1.1Fe1.2S2Iso.
2.CB.10aRoquesiteCuInS2Tet. 4 2m : I4 2d
2.CB.10bTalnakhiteCu9(Fe,Ni)8S16Iso. 4 3m : I4 3m
2.CB.10aLaforêtiteAgInS2Tet. 4 2m : I4 2d
2.CB.15aČernýiteCu2(Cd,Zn,Fe)SnS4Tet. 4 2m : I4 2m
2.CB.15aFerrokësteriteCu2(Fe,Zn)SnS4Tet. 4 : I4
2.CB.15aHocartiteAg2(Fe2+,Zn)SnS4Tet. 4 2m : I4 2m
2.CB.15aIdaiteCu5FeS6Hex.
2.CB.15aKësteriteCu2ZnSnS4Tet. 4 : I4
2.CB.15aKuramiteCu3SnS4Tet.
2.CB.15bMohiteCu2SnS3Mon.
2.CB.15aStanniteCu2FeSnS4Tet. 4 2m : I4 2m
2.CB.15cStannoiditeCu+6Cu2+2(Fe2+,Zn)3Sn2S12Orth.
2.CB.15aVelikiteCu2HgSnS4Tet.
2.CB.15cUM2006-11-S:CuFeGeZnCu8(Fe,Zn)3Ge2S12 (?)
2.CB.20ChatkaliteCu6FeSn2S8Tet. 4 2m : P4m2
2.CB.20MawsoniteCu6Fe2SnS8Tet. 4 2m : P4m2
2.CB.30ColusiteCu12VAs3S16Iso. 4 3m : P4 3n
2.CB.30GermaniteCu13Fe2Ge2S16Iso. 4 3m : P4 3n
2.CB.30GermanocolusiteCu26V2(Ge,As)6S32Iso.
2.CB.30NekrasoviteCu26V2(Sn,As,Sb)6S32Iso.
2.CB.30StibiocolusiteCu13V(Sb,Sn,As)3S16Iso.
2.CB.30Ovamboite Cu20(Fe,Cu,Zn)6W2Ge6S32Iso.
2.CB.30MaikainiteCu20(Fe,Cu)6Mo2Ge6S32
2.CB.35aHemusiteCu6SnMoS8Iso.
2.CB.35aKiddcreekiteCu6SnWS8Iso. 4 3m : F4 3m
2.CB.35aPolkovicite(Fe,Pb)3(Ge,Fe)1-xS4Iso.
2.CB.35aRenierite(Cu1+,Zn)11Fe4(Ge4+,As5+)2S16Tet. 4 2m : P4 2c
2.CB.35aVincienniteCu+7Cu2+3Fe2+2Fe3+2Sn(As,Sb)S16Tet.
2.CB.35aMorozeviczite(Pb,Fe)3Ge1-xS4Iso.
2.CB.35bCatamarcaiteCu6GeWS8Hex. 6mm : P63mc
2.CB.40LautiteCuAsSOrth. mmm (2/m 2/m 2/m) : Pnma
2.CB.45CadmoseliteCdSeHex. 6mm : P63mc
2.CB.45GreenockiteCdSHex. 6mm : P63mc
2.CB.45Wurtzite(Zn,Fe)SHex. 6mm : P63mc
2.CB.45RambergiteMnSHex. 6mm : P63mc
2.CB.45Buseckite(Fe,Zn,Mn)SHex. 6mm : P63mc
2.CB.55aCubaniteCuFe2S3Orth. mmm (2/m 2/m 2/m)
2.CB.55bIsocubaniteCuFe2S3Iso. m3m (4/m 3 2/m) : Fm3m
2.CB.60PicotpauliteTlFe2S3Orth. mmm (2/m 2/m 2/m) : Cmcm
2.CB.60RaguiniteTlFeS2Orth.
2.CB.65ArgentopyriteAgFe2S3Mon. 2/m
2.CB.65SternbergiteAgFe2S3Orth. mmm (2/m 2/m 2/m)
2.CB.70SulvaniteCu3VS4Iso.
2.CB.75VulcaniteCuTeOrth.
2.CB.80EmpressiteAgTeOrth. mmm (2/m 2/m 2/m)
2.CB.85MuthmanniteAuAgTe2Mon. 2/m : P2/m

Related Minerals - Dana Grouping (8th Ed.)Hide

2.9.2.1StanniteCu2FeSnS4Tet. 4 2m : I4 2m
2.9.2.2ČernýiteCu2(Cd,Zn,Fe)SnS4Tet. 4 2m : I4 2m
2.9.2.3BriartiteCu2(Fe,Zn)GeS4Tet.
2.9.2.4KuramiteCu3SnS4Tet.
2.9.2.5Sakuraiite(Cu,Zn,Fe)3(In,Sn)S4 Iso.
2.9.2.6HocartiteAg2(Fe2+,Zn)SnS4Tet. 4 2m : I4 2m
2.9.2.8VelikiteCu2HgSnS4Tet.
2.9.2.9KësteriteCu2ZnSnS4Tet. 4 : I4
2.9.2.10FerrokësteriteCu2(Fe,Zn)SnS4Tet. 4 : I4

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

6.1.1KuramiteCu3SnS4Tet.
6.1.2MohiteCu2SnS3Mon.
6.1.3VelikiteCu2HgSnS4Tet.
6.1.4HemusiteCu6SnMoS8Iso.
6.1.5KiddcreekiteCu6SnWS8Iso. 4 3m : F4 3m
6.1.6StanniteCu2FeSnS4Tet. 4 2m : I4 2m
6.1.7RhodostanniteCu2FeSn3S8Tet. 4/m : I41/a
6.1.8MawsoniteCu6Fe2SnS8Tet. 4 2m : P4m2
6.1.9ChatkaliteCu6FeSn2S8Tet. 4 2m : P4m2
6.1.10FerrokësteriteCu2(Fe,Zn)SnS4Tet. 4 : I4
6.1.11KësteriteCu2ZnSnS4Tet. 4 : I4
6.1.12StannoiditeCu+6Cu2+2(Fe2+,Zn)3Sn2S12Orth.
6.1.13ČernýiteCu2(Cd,Zn,Fe)SnS4Tet. 4 2m : I4 2m
6.1.14VincienniteCu+7Cu2+3Fe2+2Fe3+2Sn(As,Sb)S16Tet.
6.1.16HocartiteAg2(Fe2+,Zn)SnS4Tet. 4 2m : I4 2m
6.1.17Teallite(Pb,Sn)SnS2Orth. mmm (2/m 2/m 2/m) : Pnma
6.1.18FranckeiteFe2+(Pb,Sn2+)6Sn4+2Sb2S14Tric. 1 : P1
6.1.19LévyclauditePb8Sn7Cu3(Bi,Sb)3S28
6.1.20CylindritePb3Sn4FeSb2S14Tric. 1 : P1
6.1.21PotosíitePb6Sn3FeSb3S16Tric.
6.1.22Sakuraiite(Cu,Zn,Fe)3(In,Sn)S4 Iso.
6.1.23Petrukite(Cu,Fe,Zn,Ag)3(Sn,In)S4Orth.
6.1.24Incaite(Pb,Ag)4Sn4FeSb2S15Mon.

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.

References for PirquitasiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Bulletin de la Société française de Minéralogie et de Cristallographie (1982): 105: 229.
American Mineralogist (1983): 68: 1249. [Abs.]
B. N. Schumer, R. T. Downs, K. J. Domanik, M. B. Andrade and M. J. Origlieri (2013): Pirquitasite, Ag2ZnSnS4. Acta Crystallogr. E69, i8-i9.

Internet Links for PirquitasiteHide

Localities for PirquitasiteHide

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 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 (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.
Argentina (TL)
 
  • Jujuy
    • Rinconada Department
Bull.Min.(1982) 105, 229-235; Anthony, Bideaux, Bladh, Nichols: "Handbook of Mineralogy", Vol. 1, 1990; DE BRODTKORB, Milka K. Precious metaltellurides and other Te-bearing minerals in different paragenesis of Argentina: A review. Rev. Asoc. Geol. Argent. [online]. 2009, vol.64, n.3, pp. 365-372.; Paar, W. H., Putz, H., Topa, D., de Brodtkorb, M. K., & Sureda, R. J. (2005, January). Occurrence and paragenesis of tellurium in mineral deposits of Argentina. In Mineral Deposit Research: Meeting the Global Challenge (pp. 1419-1422). Springer Berlin Heidelberg.
Amer.Min.(2000) 85, 1066-1075
Paar, W. H. (2013): Pirquitasit - erstmals Kristalle aus Argentinien zu sehen. Mineralien-Welt 24 (3), 42-43 (in German).
Bolivia
 
  • Potosí Department
    • Potosí City
      • Cerro de Potosí (Cerro Rico)
Kempff, O., Paar, W.H., Tawackoli, S.: "Minerales de Bolivia", 115pp (La Paz, 2009)
Japan
 
  • Hokkaido
    • Sapporo
      • Minami-ku
Kojima et al (1979) Kouzan Chishitsu, 29, 197-206.; Min. Jour. (Japan): 15:222-232.
Romania
 
  • Alba Co.
    • Roşia Montanã Commune
Gheorghe C. POPESCU, Antonela NEACȘU (2011): Preliminary data on two tin-sulfosalts (canfieldite and pirquitasite) from Roşia Montană. Romanian Journal of Earth Sciences, 85, 35-41.
Mineral and/or Locality  
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