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Kupčíkite

A valid IMA mineral species
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04775920017058576702844.jpg
Kupčíkite, etc.

Bastnäs Mines, Riddarhyttan, Skinnskatteberg, Västmanland County, Sweden
05924970014947088071608.jpg
Kupčíkite, etc.

Baylis Quarry, Bedford, Westchester County, New York, USA
04775920017058576702844.jpg
Kupčíkite, etc.

Bastnäs Mines, Riddarhyttan, Skinnskatteberg, Västmanland County, Sweden
05924970014947088071608.jpg
Kupčíkite, etc.

Baylis Quarry, Bedford, Westchester County, New York, USA
04775920017058576702844.jpg
Kupčíkite, etc.

Bastnäs Mines, Riddarhyttan, Skinnskatteberg, Västmanland County, Sweden
05924970014947088071608.jpg
Kupčíkite, etc.

Baylis Quarry, Bedford, Westchester County, New York, USA
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About KupčíkiteHide

Formula:
Cu3.4Fe0.6Bi5S10
Colour:
Grey
Lustre:
Metallic
Hardness:
3 - 3½
Specific Gravity:
6.42 (Calculated)
Crystal System:
Monoclinic
Name:
Named in honor of Vladimir Kupčík (1934-1990), former Professor of Crystallography in the universities of Göttingen, Germany and Bratislava, Slovak Republic. It is pronounced k-ou-p-tch-ee-kite.
Structurally closely related to cuprobismutite and hodrušite.


Unique IdentifiersHide

Mindat ID:
26458
Long-form identifier:
mindat:1:1:26458:9
GUID
(UUID V4):
f4738595-ff7b-4c85-9369-4199e0533f9e

IMA Classification of KupčíkiteHide

IMA status:
Approved
IMA Formula:
Cu3.4Fe0.6Bi5S10
Approval year:
2001
First published:
2003

Classification of KupčíkiteHide

Strunz-mindat (2024):
2.JA.10b

2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
J : Sulfosalts of PbS archetype
A : Galena derivatives with little or no Pb

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
KupIMA–CNMNCWarr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43
KupThe 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 KupčíkiteHide

Lustre:
Metallic
Transparency:
Opaque
Colour:
Grey
Hardness:
3 - 3½ on Mohs scale
Hardness:
VHN50=179 - 210 kg/mm2 - Vickers
Tenacity:
Brittle
Cleavage:
None Observed
Parting:
None Observed
Fracture:
Irregular/Uneven
Density:
6.42 g/cm3 (Calculated)

Optical Data of KupčíkiteHide

Anisotropism:
Moderate in air and strong in oil. The rotation tints between polars are dark bluish gray to yellowish brown for the most anisotropic grains.
Bireflectance:
Perceptible in air, and moderate in oil
Reflectivity:
WavelengthR1R2
400nm33.50%40.66%
420nm33.47%40.21%
440nm33.48%40.27%
460nm33.48%40.29%
470nm33.55%40.56%
480nm33.50%40.60%
500nm33.48%40.79%
520nm33.68%40.96%
540nm33.90%41.06%
546nm33.92%41.14%
560nm34.05%41.34%
580nm34.15%41.28%
589nm34.16%41.35%
600nm34.18%41.28%
620nm34.32%41.27%
640nm34.26%41.42%
650nm34.20%41.32%
660nm34.11%41.10%
680nm34.02%40.92%
700nm34.00%40.94%

Reflectance graph
Graph shows reflectance levels at different wavelengths (in nm). Top of box is 100%. Peak reflectance is 41.42%.
R1 shown in black, R2 shown in red
Colour in reflected light:
Grayish white
Internal Reflections:
None
Pleochroism:
Weak
Comments:
Weak in air, white with bluish tints, and enhanced in
oil.

Chemistry of KupčíkiteHide

Mindat Formula:
Cu3.4Fe0.6Bi5S10
Elements listed:
Bi, Cu, Fe, S - search for minerals with similar chemistry

Crystallography of KupčíkiteHide

Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Space Group:
B2/m
Setting:
C2/m
Cell Parameters:
a = 17.512(2) Å, b = 3.9103(4) Å, c = 12.869(1) Å
β = 108.56(1)°
Ratio:
a:b:c = 4.478 : 1 : 3.291
Unit Cell V:
835.33 ų
Z:
2

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
3.596 Å(60)
3.518 Å(30)
3.239 Å(40)
3.213 Å(40)
3.128 Å(100)
3.070 Å(70)
2.683 Å(60)
2.531 Å(40)

Type Occurrence of KupčíkiteHide

Type Locality:
ⓘ Western ore field, Mittersill Scheelite deposit, Mittersill, Zell am See District, Salzburg, Austria
General Appearance of Type Material:
Elongated grains to 1 mm.
Place of Conservation of Type Material:
Holotype: The Geological Institute and Geological Museum, University of
Copenhagen, Denmark.
Cotype: The Mineralogical Institute, University of Salzburg, Austria (catalogue no. 14933).
Geological Setting of Type Material:
Sulphosalt bearing quartz veins, hosted by paleozoic amphibolites, hornblendites and granite gneisses.
Associated Minerals at Type Locality:
MakovickyiteCupromakovickyiteCupromakovickyiteCuprobismutite

Other Language Names for KupčíkiteHide

German:Kupcikit
Simplified Chinese:库铋硫铁铜矿
Traditional Chinese:庫鉍硫鐵銅礦

Relationship of Kupčíkite to other SpeciesHide

Member of:
Cuprobismutite Homologous Series Group
Other Members of this group:
CuprobismutiteCu8AgBi13S24Mon. 2/m : B2/m
HodrušiteCu8Bi12S22Mon. 2/m

Common AssociatesHide

Associated Minerals Based on Photo Data:
4 photos of Kupčíkite associated with BismuthiniteBi2S3
4 photos of Kupčíkite associated with QuartzSiO2
4 photos of Kupčíkite associated with Feldspar Group
4 photos of Kupčíkite associated with Mica Group
1 photo of Kupčíkite associated with Garnet GroupX3Z2(SiO4)3
1 photo of Kupčíkite associated with ChalcopyriteCuFeS2

Related Minerals - Strunz-mindat GroupingHide

2.JA.FerdowsiiteAg8(Sb5As3)S16Mon. 2/m : P21/b
2.JA.SangenaroiteAg8(Sb8-xAsx)SΣ16 Mon. 2/m
2.JA.LuboržákiteMn2AsSbS5Mon. 2/m : B2/m
2.JA.05eBenjaminiteAg3Bi7S12Mon. 2/m : B2/m
2.JA.05gBorodaeviteAg5(Bi,Pb,Fe)8(Sb,Bi)2S17Mon.
2.JA.05aCupropavoniteCu0.9Ag0.5Pb0.6Bi2.5S5 Mon. 2/m : B2/m
2.JA.05iLivingstoniteHgSb4S6(S2)Mon. 2/m : B2/b
2.JA.05dMakovickyiteCu1.12Ag0.81Pb0.27Bi5.35S9Mon. 2/m
2.JA.05fMummeiteCu0.58Ag3.11Pb1.10Bi6.65S13Mon.
2.JA.05aPavoniteAgBi3S5Mon. 2/m : B2/m
2.JA.05bGrumipluciteHgBi2S4Mon. 2/m : B2/m
2.JA.05hMozgovaitePbBi4S7Orth. mmm (2/m 2/m 2/m)
2.JA.05dCupromakovickyiteCu4AgPb2Bi9S18Mon. 2/m : B2/m
2.JA.05cKudriavite(Cd,Pb)Bi2S4Mon. 2/m : B2/m
2.JA.05aCupromakopavoniteAg3Cu8Pb4Bi19S38Mon. 2/m : B2/m
2.JA.05DantopaiteAg5Bi13S22Mon. 2/m : B2/m
2.JA.05SelenodantopaiteAg5Bi13Se22Mon. 2/m : B2/m
2.JA.10aCuprobismutiteCu8AgBi13S24Mon. 2/m : B2/m
2.JA.10cHodrušiteCu8Bi12S22Mon. 2/m
2.JA.10ePadĕraiteCu7[(Cu,Ag)0.33Pb1.33Bi11.33]S22Mon. 2/m : P21/m
2.JA.10dPizgrischite(Cu,Fe)Cu14PbBi17S35Mon. 2/m : B2/m
2.JA.15SchapbachiteAg0.4Pb0.2Bi0.4SIso. m3m (4/m 3 2/m) : Fm3m
2.JA.15CuboargyriteAgSbS2Iso. m3m (4/m 3 2/m)
2.JA.20BohdanowicziteAgBiSe2Trig. 3m (3 2/m) : P3m1
2.JA.20MatilditeAgBiS2Trig. 3 2 : P31 2 1
2.JA.20VolynskiteAgBiTe2Trig. 3m (3 2/m) : P3m1

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 KupčíkiteHide

References for KupčíkiteHide

Localities for KupčíkiteHide

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.
Austria (TL)
 
  • Salzburg
    • Zell am See District
      • Mittersill
        • Mittersill Scheelite deposit
Topa et al. (2002) +1 other reference
Canada
 
  • Québec
    • Abitibi-Témiscamingue
      • Abitibi RCM
        • La Motte
Canadian Museum of Nature specimens XRD ...
China
 
  • Henan
    • Sanmenxia
      • Lingbao City
Jian et al. (2015) +1 other reference
Japan
 
  • Yamagata Prefecture
Izumino et al. (2014)
Poland
 
  • Lower Silesian Voivodeship
    • Karkonosze County
      • Szklarska Poręba
Pieczka et al. (2012) +2 other references
Romania
 
  • Bihor County
    • Nucet
Cook et al. (2002)
  • Caraş-Severin County
Cook et al. (2002)
Slovakia
 
  • Banská Bystrica Region
    • Banská Bystrica District
      • Ľubietová
Luptáková et al. (2016)
Martin Števko-unpublished
    • Žarnovica District
      • Hodruša-Hámre
        • Hodruša-Hámre mines
Jeleň et al. (2012)
  • Trenčín Region
    • Bánovce nad Bebravou District
      • Čierna Lehota
Pršek J. +1 other reference
Sweden
 
  • Västmanland County
    • Skinnskatteberg
      • Riddarhyttan
Öhman et al. (2005)
Switzerland
 
  • Valais
    • Leuk
      • Turtmann-Unterems
        • Turtmann Valley
          • Blüomatttälli
Ansermet et al. (2021)
    • Sierre
      • Anniviers
        • Ayer
Ansermet (2012)
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