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Zoubekite

A valid IMA mineral species
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06439670017271927746543.jpg
Vladimír Zoubek
Formula:
AgPb4Sb4S10
Not charge-balanced.
Colour:
Steel-grey
Lustre:
Metallic
Hardness:
3½ - 4
Specific Gravity:
5.15 (Calculated)
Crystal System:
Orthorhombic
Name:
Named after academician Vladimír Zoubek (21 September 1903, Heřmanův Městec – 24 May 1995, Prague, Czech Republic), Director of the Geological Survey and Geological Institute of the Czechoslovak Academy of Sciences, Prague (Czech Republic).
Compositionally related to Owyheeite and (also not charge-balanced) UM1990-32-S:AgPbSb.

Crystal structure unknown. A modern restudy seems necessary.


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Unique IdentifiersHide

Mindat ID:
4432
Long-form identifier:
mindat:1:1:4432:1

IMA Classification of ZoubekiteHide

Classification of ZoubekiteHide

Strunz-mindat (2026):
2.HC.35

2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
H : Sulfosalts of SnS archetype
C : With only Pb
Dana 8th ed.:
3.5.14.1

3 : SULFOSALTS
5 : 2.5 < ø < 3
Hey's CIM Ref.:
5.7.33

5 : Sulphosalts - Sulpharsenites and Sulphobismuthites (those containing Sn, Ge,or V are in Section 6)
7 : Sulpharsenites etc. of Pb and other metals

Mineral SymbolsHide

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

Please only use the official IMA–CNMNC symbol. Older variants are listed for historical use only.

SymbolSourceReference for Standard
ZouIMA–CNMNCWarr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43
ZouThe Canadian Mineralogist (2019)The Canadian Mineralogist (2019) The Canadian Mineralogist list of symbols for rock- and ore-forming minerals (December 30, 2019). download

Physical Properties of ZoubekiteHide

Lustre:
Metallic
Transparency:
Opaque
Colour:
Steel-grey
Streak:
Black
Hardness:
3½ - 4 on Mohs scale
Hardness:
VHN15=154 - 170 kg/mm2 - Vickers
Cleavage:
None Observed
Fracture:
Irregular/Uneven
Density:
5.15 g/cm3 (Calculated)

Optical Data of ZoubekiteHide

Anisotropism:
Strong from light to dark grey with a faint greenish tint
Reflectivity:
WavelengthR1 (%)R2 (%)
420nm38.6%44.3%
440nm38.5%44.0%
460nm38.4%44.0%
480nm38.0%43.7%
500nm37.9%43.8%
520nm37.9%43.9%
540nm37.6%43.6%
560nm37.4%43.1%
580nm36.9%42.6%
600nm36.5%41.9%
620nm36.2%41.5%
640nm35.6%40.9%
660nm35.4%40.2%
680nm34.9%39.2%
700nm34.2%38.1%


Graph shows reflectance levels at different wavelengths (in nm). Peak reflectance is 44.3%.
R1 shown in black, R2 shown in red
Colour in reflected light:
White with faint yellowish tint to light grey

Chemistry of ZoubekiteHide

Mindat Formula:
AgPb4Sb4S10

Not charge-balanced.
Element Weights:
Element% weight
Pb47.513 %
Sb27.921 %
S18.382 %
Ag6.184 %

Calculated from ideal end-member formula.
Elements listed:
Ag, Pb, S, Sb - search for minerals with similar chemistry
Common Impurities:
Zn,Cu,Fe

Crystallography of ZoubekiteHide

Crystal System:
Orthorhombic
Cell Parameters:
a = 18.698(8) Å, b = 6.492(3) Å, c = 4.577(1) Å
Ratio:
a:b:c = 2.88 : 1 : 0.705
Unit Cell V:
555.59 ų (Calculated from Unit Cell)
Z:
1
Morphology:
Long, irregular lath shaped grains to 0.5mm
Comment:
Point Group: n.d.; Space Group: n.d.

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
1.797 Å(100)
2.222 Å(90)
1.325 Å(80)
2.392 Å(60)
3.070 Å(50)
1.956 Å(50)
3.670 Å(40)

Geological EnvironmentHide

Paragenetic Mode(s):
Paragenetic ModeEarliest Age (Ga)
High-? alteration and/or metamorphism
33 : Minerals deposited by hydrothermal metal-rich fluids (see also [#12])
Geological Setting:
Hydrothermal veins

Type Occurrence of ZoubekiteHide

Type Locality:
ⓘ Příbram District, Central Bohemian Region, Czech Republic
General Appearance of Type Material:
Long, irregular, lath-shaped crystals (or grains), up to 0.02 x 0.5 mm. Replaces diaphorite and is itself replaced by boulangerite.
Place of Conservation of Type Material:
National Museum Prague (formerly in Mining museum, Pribram)
Geological Setting of Type Material:
Hydrothermal veins
Associated Minerals at Type Locality:
BoulangeriteDiaphoriteGalenaSphaleriteTetrahedrite Subgroup
Reference:
Megarskaya, L., Rykl, D., Táborský, Z. (1986) Zoubekite, AgPb4Sb4S10, a new mineral from Príbram, Czechoslovakia. Neues Jahrbuch für Mineralogie - Monatshefte, 1986. 1-7

Synonyms of ZoubekiteHide

Other Language Names for ZoubekiteHide

Dutch:Zoubekiet
German:Zoubekit
Spanish:Zoubekita

Related Minerals - Strunz-mindat GroupingHide

2.HC.BernarlottiitePb6(As5Sb3)S18Tric. 1 : P1
2.HC.HuntingdonitePb19Sb16As6S51Cl2Tric. 1 : P1
2.HC.MoiraitePb12Sb8As8S36Tric. 1 : P1
2.HC.05fParapierrotiteTlSb5S8Mon. m
2.HC.05gMarumoitePb32As40S92Mon. 2 : P21
2.HC.05bBaumhauerite II
2.HC.05dRathiteAg2Pb12-xTlx/2As18+x/2S40Mon. 2/m : P21/b
2.HC.05eHeptasartoriteTl7Pb22As55S108Mon. 2/m : P21/b
2.HC.05dDufrénoysitePb2As2S5Mon. 2 : P21
2.HC.05eHendekasartoriteTl2Pb48As82S172Mon. 2/m : P21/b
2.HC.05bArgentobaumhaueriteAg1.5Pb22As33.5S72Tric. 1 : P1
2.HC.05cArgentoliveingiteAg3+xPb36-2xAs51+xS112Tric. 1 : P1
2.HC.05bBaumhaueritePb12As16S36Tric. 1 : P1
2.HC.05dVeenitePb16Sb9-xAs7+xS40, x ~ 0-0.5Mon. 2 : P21
2.HC.05eDekatriasartoriteTlPb58As97S204Mon. 2/m : P21/b
2.HC.05aHyršlitePb8As10Sb6S32Mon. 2 : P21
2.HC.05eIncomsartoriteTl6Pb144As246S516Mon. 2/m
2.HC.05cLiveingitePb20As24S56Mon. 2 : P21
2.HC.05cJohnjamboritePb14Sb8.5As7.5S38Tric. 1 : P1
2.HC.05fPierrotiteTl2(Sb,As)10S16Orth. mm2 : Pna21
2.HC.05dRathite-IVPbAs2S4
2.HC.05dArgentodufrénoysiteAg3Pb26As35S80Tric. 1 : P1
2.HC.05eÉcrinsiteAgTl3Pb4As11Sb9S36Tric. 1 : P1
2.HC.05aSartoritePbAs2S4Mon. 2/m : P21/m
2.HC.05aTwinnite Pb0.8Tl0.1Sb1.3As0.8S4Mon. 2/m
2.HC.05fPhilrothiteTlAs3S5Mon. 2/m : P21/b
2.HC.05hPolloneiteAgPb46As26Sb23S120Mon. 2 : P21
2.HC.05aGuettarditePb8(Sb0.56As0.44)16S32Mon. 2/m : P21/b
2.HC.10aFülöppitePb3Sb8S15Mon. 2/m : B2/b
2.HC.10dSemseyitePb9Sb8S21Mon. 2/m : B2/b
2.HC.10dRayitePb8(Ag,Tl)2Sb8S21Mon.
2.HC.10cHeteromorphitePb7Sb8S19Mon. 2/m : B2/b
2.HC.10bPlagionitePb5Sb8S17Mon. 2/m : B2/b
2.HC.15FalkmanitePb3Sb2S6Mon.
2.HC.15BoulangeritePb5Sb4S11Mon. 2/m : P21/b
2.HC.20RobinsonitePb4Sb6S13Mon. 2/m : P21/m
2.HC.25MoëloitePb6Sb6S14(S3)Orth. 222 : P21212
2.HC.30DadsonitePb23Sb25S60ClTric. 1 : P1
2.HC.35Proto-owyheeiteAg9Pb40Sb45S112Mon. 2/m : P21/b
2.HC.35OwyheeiteAg3Pb10Sb11S28Mon. 2/m
2.HC.40ParasterryiteAg4Pb20Sb14As10S58Mon. 2/m : P21/b
2.HC.50LopatkaitePb5Sb3AsS11Mon. 2/m : P21/b

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 ZoubekiteHide

References for ZoubekiteHide

Localities for ZoubekiteHide

Showing 19 localities.

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.
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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.
Australia
 
  • Victoria
    • East Gippsland Shire
      • Omeo
Birch (2017) +1 other reference
Austria
 
  • Carinthia
    • Klagenfurt-Land District
      • Moosburg
        • Stallhofen
Kolitsch (2026)
Bolivia
 
  • Potosí
    • Sud Chichas Province
      • Atocha Municipality
Cazorla Martínez et al. (2019)
Canada
 
  • Ontario
    • Kenora District
      • Balmer Township
Rocks & Minerals 79:2 pp94-99
Czech Republic (TL)
 
  • Central Bohemian Region
Megarskaya et al. (1986) +1 other reference
      • Háje
        • Háje deposit
Dolníček et al. (2023)
Egypt
 
  • South Sinai Governorate
    • Kid
International Geological Congress (2008)
International Geological Congress (2008)
International Geological Congress (2008)
International Geological Congress (2008)
International Geological Congress (2008)
International Geological Congress (2008)
Sallam et al. (2019)
Mexico
 
  • Mexico
    • Zacazonapan Municipality
Alfonso et al. (2011)
Norway
 
  • Agder
    • Vegårshei
Naik (1975)
Peru
 
  • Pasco
    • Daniel Alcides Carrión Province
Benites et al. (2022)
Poland
 
  • Lower Silesian Voivodeship
    • Świdnica County
      • Gmina Świdnica
Mederski et al. (2020)
Russia
 
  • Sakha
    • Verkhoyansk Fold Belt
      • Verkhoyansk Silver Province
        • Western Verkhoyansk District
Gamyanin et al. (2015)
Sweden
 
  • Västerbotten County
    • Lycksele
Rincon (2022)
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