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Cuprobismutite

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Formula:
Cu
 
8
AgBi
 
12
S
 
24
System:MonoclinicColour:Dark bluish-grey
Lustre:Metallic
Name:In allusion to its content of copper and bismuth.


Structurally closely related to hodrušite and kupčíkite.

Classification of Cuprobismutite

IMA status:Valid - first described prior to 1959 (pre-IMA) - "Grandfathered"
Strunz 8th edition ID:2/E.04-30
Nickel-Strunz 10th (pending) edition ID:2.JA.10a

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
Dana 8th edition ID:3.8.2.1

3 : SULFOSALTS
8 : 1 < ø < 2
Hey's CIM Ref.:5.1.8

5 : Sulphosalts - Sulpharsenites and Sulphobismuthites (those containing Sn, Ge,or V are in Section 6)
1 : Sulpharsenites etc. of Cu
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Type Occurrence of Cuprobismutite

Type Locality:Missouri Mine, Hall Valley, Montezuma District, Park Co., Colorado, USA
Place of Conservation of Type Material:Smithsonian

Occurrences of Cuprobismutite

Geological Setting:Quartz veins

Physical Properties of Cuprobismutite

Lustre:Metallic
Diaphaneity (Transparency):Opaque
Colour:Dark bluish-grey
Density (measured):6.36 g/cm3
Density (calculated):6.24 g/cm3

Crystallography of Cuprobismutite

Crystal System:Monoclinic
Class (H-M):2/m - Prismatic
Space Group:B2/m
Space Group Setting:C2/m
Cell Parameters:a = 17.520(1) Å, b = 3.926(3) Å, c = 15.261(1) Å
β = 100.18(1)°
Ratio:a:b:c = 4.463 : 1 : 3.887
Unit Cell Volume:V 1,033.18 ų (Calculated from Unit Cell)
Z:2
Morphology:Massive, prismatic crystals, thin blades

Optical Data of Cuprobismutite

Type:Anisotropic
Anisotropism:Distinct

Chemical Properties of Cuprobismutite

Formula:
Cu
 
8
AgBi
 
12
S
 
24
Simplified for copy/paste:Cu8AgBi12S24
Essential elements:Ag, Bi, Cu, S
All elements listed in formula:Ag, Bi, Cu, S

Relationship of Cuprobismutite to other Species

Common Associates:
WitticheniteEmplectiteCupropavoniteBerryiteBenjaminite
Aikinite
Related Minerals - Nickel-Strunz Grouping):

- +
2.JA.05eBenjaminite
(Ag,Cu)
 
3
(Bi,Pb)
 
7
S
 
12
2.JA.05gBorodaevite
Ag
 
5
(Bi,Pb,Fe)
 
8
(Sb,Bi)
 
2
S
 
17
2.JA.05aCupropavonite
AgCu
 
2
PbBi
 
5
S
 
10
2.JA.05aKitaibelite
Ag
 
10
PbBi
 
30
S
 
51
2.JA.05iLivingstonite
HgSb
 
4
S
 
6
(S
 
2
)
2.JA.05dMakovickyite
Cu
 
1.12
Ag
 
0.81
Pb
 
0.27
Bi
 
5.35
S
 
9
2.JA.05fMummeite
(Cu,Ag)
 
3-4
(Bi,Pb)
 
7-8
S
 
13
2.JA.05aPavonite
(Ag,Cu)(Bi,Pb)
 
3
S
 
5
2.JA.05bGrumiplucite
HgBi
 
2
S
 
4
2.JA.05hMozgovaite
PbBi
 
4
(S,Se)
 
7
2.JA.05dCupromakovickyite
Cu
 
8
Pb
 
4
Ag
 
2
Bi
 
18
S
 
36
2.JA.05cKudriavite
(Cd,Pb)Bi
 
2
S
 
4
2.JA.05aCupromakopavonite
Ag
 
3
Cu
 
8
Pb
 
4
Bi
 
19
S
 
38
2.JA.05Dantopaite
Cu
 
1.06
Ag
 
4.24
Pb
 
0.9
Bi
 
12.23
S
 
21.89
Te
 
0.11
2.JA.10cHodrušite
Cu
 
8
Bi
 
12
S
 
22
2.JA.10ePadĕraite
Cu
 
5.9
Ag
 
1.3
Pb
 
1.6
Bi
 
11.2
S
 
22
2.JA.10dPizgrischite
(Cu,Fe)Cu
 
14
PbBi
 
17
S
 
35
2.JA.10bKupčíkite
Cu
 
3.4
Fe
 
0.6
Bi
 
5
S
 
10
2.JA.15Schapbachite
Ag
 
0.4
Pb
 
0.2
Bi
 
0.4
S
2.JA.15Cuboargyrite
AgSbS
 
2
2.JA.20Bohdanowiczite
AgBiSe
 
2
2.JA.20Matildite
AgBiS
 
2
2.JA.20Volynskite
AgBiTe
 
2
Related Minerals - Hey's Index Grouping:

- +
5.1.1Sinnerite
Cu
 
6
As
 
4
S
 
9
5.1.2Tennantite
Cu
 
6
[Cu
 
4
(Fe,Zn)
 
2
]As
 
4
S
 
13
5.1.4Chalcostibite
CuSbS
 
2
5.1.5Tetrahedrite
Cu
 
6
[Cu
 
4
(Fe,Zn)
 
2
]Sb
 
4
S
 
13
5.1.6Goldfieldite
Cu
 
12
(Te,Sb,As)
 
4
S
 
13
5.1.7Emplectite
CuBiS
 
2
5.1.9Wittichenite
Cu
 
3
BiS
 
3
5.1.10Hodrušite
Cu
 
8
Bi
 
12
S
 
22
5.1.11Giraudite
Cu
 
6
[Cu
 
4
(Fe,Zn)
 
2
]As
 
4
Se
 
13
5.1.11Permingeatite
Cu
 
3
SbSe
 
4

Other Names for Cuprobismutite

Other Languages:
German:Kupfersulfobismutit
Russian:Купробисмутит
Simplified Chinese:辉铜铋矿
Traditional Chinese:輝鉍銅礦

Other Information

Health Warning:No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for Cuprobismutite

Reference List:

- +
Hillebrand (1884) American Journal of Science: 27: 355.

Dana (1892): 110.

Palache, Charles, Harry Berman & Clifford Frondel (1944), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana Yale University 1837-1892, Volume I: Elements, Sulfides, Sulfosalts, Oxides. John Wiley and Sons, Inc., New York. 7th edition, revised and enlarged: 437.

American Mineralogist (1952): 37: 447-452.

American Mineralogist (1973): 58: 967.

Cu7(Ag0.4Pb1.2)∑1.6Bi11.4S22

Topa, D., Makovicky, E. & Balić-Žunić, T. (2003): Crystal structures and crystal chemistry of members of the cuprobismutite homologous series of sulfosalts: Canadian Mineralogist 41, 1481-1501. [cuprobismutite, hodrushite]

Cook, N. J. & Ciobanu, C. L. (2003): Lamellar minerals of the cuprobismutite series and related paděraite: A new occurrence and implications. Can. Mineral., 41, 441-456. ["Ag appears to be an essential component of cuprobismutite"]

Journal of Research, US Geological Survey: 1: 99-103.

Internet Links for Cuprobismutite

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  • Raman and XRD data at RRUFF project
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  • Localities for Cuprobismutite

    The 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. ? 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
     
    • Chubut
    Brodtkorb, Milka K. de (2002) Las Especies Minerales de la República Argentina. Tomo I. (Asociación Mineralógica Argentina)
    Austria
     
    • Salzburg
      • Hohe Tauern
        • Felben valley
          • Scheelite deposit
    Lapis 29(5):42 (2004)
    Bolivia
     
    Royal Ontario Museum specimen # M13339
      • Larecaja Province
        • Sorata
    Royal Ontario Museum specimen # M13339
    Czech Republic
     
    • Bohemia (Böhmen; Boehmen)
      • Ústí Region
        • Krušné Hory Mts (Erzgebirge)
    Anthony, Bideaux, Bladh, Nichols: "Handbook of Mineralogy", Vol. 1, 1990
    France
     
    • Alsace
      • Haut-Rhin
    Wittern, Journée: "Mineralien finden in den Vogesen", von Loga (Cologne), 1997
    • Corsica
      • Corse-du-Sud
        • Testa
    Lheur, C., Meisser,N., Pecorini, R. and Steinmetz, A. (2011): Nouveautés minéralogiques en Corse. La Régne Minéral. 102: 33-40
    • Provence-Alpes-Côte d'Azur
      • Alpes-Maritimes
        • Saint-Etienne-de-Tinée
    R. Pierrot, P. Picot, J. Feraud, J. Vernet : "Inventaire Minéralogique de la France, N° 4, Alpes Maritimes", BRGM, 1974
    Germany
     
    • Baden-Württemberg
      • Black Forest
    Lapis 1984(1), 41-42
        • Schapbach
          • Wildschapbach valley
    Wittern: "Mineralfundorte in Deutschland", 2001
        • Wolfach
          • Oberwolfach
            • Rankach valley
    Walenta, K. (1992): Die Mineralien des Schwarzwaldes. Chr. Weise Verlag, München, 336 pp. (in German)
    • Bavaria
      • Franconia
        • Spessart
          • Waldaschaff
    Lorenz, J., Schmitt, R., Hahn, W. (2007): Rhabdophan und Cuprobismutit von der Barytgrube "Pauline" in Waldaschaff im Spessart, Der Aufschluss, Vol. 58, 41-54
      • Upper Palatinate
        • Waidhaus
          • Hagendorf
    http://www.berthold-weber.de/h_miner.htm
    • Rhineland-Palatinate
      • Siegerland
        • Betzdorf
          • Schutzbach
    Weiss: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990
    Indonesia
     
    • Sulawesi Island (Celebes Island)
      • Sulawesi Selatan Province (South Sulawesi Province)
        • Gowa
    Nur, I., Idrus, A., Pramumijoyo, S., Harijoko, A., Watanabe, K., Imai, A., ... & Irfan, U. R. (2012). Elemental Mass Balance of the Hydrothermal Alteration Associated with the Baturappe Epithermal Silver-Base Metal Prospect, South Sulawesi, Indonesia.
    Morocco
     
    • Souss-Massa-Draâ Region
      • Ouarzazate Province
        • Tazenakht
    S. Weiß: Lapis 31(7/8), 72-73 (2006)
    Peru
     
    • Pasco Department
      • Pasco Province
        • Simón Bolívar District
    Baumgartner, R. et al. (2008): Econ. Geol. 103, 493-537
    Portugal
     
    • Évora District
      • Vila Viçosa
        • Conceição
    Gustavo Pereira Fernandes, Mineralizações de Cobre da Mina de Miguel Vacas: Caracterização Petrográfica e Geoquímica, Universidade de Lisboa, Faculdade de Ciências, Departamento de Geologia, 2012
    Romania
     
    • Bihor Co.
      • Nucet
    www.minerals-of-the carpathians.eu (2009)
    • Caraş-Severin Co.
      • Banat Mts
        • Ocna de Fier-Dognecea District
          • Ocna de Fier (Vaskö-Moraviţa; Vaskö-Moravicza; Eisenstein)
    CanMin 41(2):441-456; Cook, N. J. & Ciobanu, C. L. (2003): Lamellar minerals of the cuprobismutite series and related paděraite: A new occurrence and implications. Can. Mineral., 41, 441-456.
    Russia
     
    • Western-Siberian Region
      • Altai Republic (Gorno-Altayskaya Autonomous Oblast')
    Potseluev, A.A., Babkin, D.I., and Kotegov, V.I. (2006): Geology of Ore Deposits 48(5), 384-401.
    Slovakia
     
    • Banská Bystrica Region
      • Žarnovica Co.
        • Hodruša-Hámre (Hodritsch)
    Jeleň, S., Pršek, J., Kovalenker, V. A., Topa, D., Sejkora, J., Števko, M., & Ozdín, D. (2012). Bismuth Sulfosalts Of The Cuprobismutite, Pavonite And Aikinite Series From The Rozália Mine, Hodruša–Hámre, Slovakia. The Canadian Mineralogist, 50(2), 325-340.
    • Košice Region
      • Rožňava Co.
    Koděra, M. et al., 1986 a 1990 : Topografická mineralógia Slovenska, diel 1- 3, Veda – Vydavateľstvo SAV, Bratislava, 1990, 1 – 1590k
    • Trenčín Region
      • Bánovce nad Bebravou Co.
        • Čierna Lehota
    Mikuš T., 2001: Mineralógia rudných výskytov v Malej Magure a Suchom (dipl.práca), archív Kated.miner. a peňtr. PFUK, Bratislava, 128 s
    Switzerland
     
    • Wallis (Valais)
      • Anniviers Valley
        • Ayer
    Ansermet, S. (2012): Mines et minéraux du Valais - II. Anniviers et Tourtemagne. With contributions by N. Meisser, Ed. Porte-plumes (Ayer)
        • Grimentz
    Picot, P. and Johan, Z. (1977). Atlas des Minéraux Métalliques, BRGM, Elsevier
      • Evionnaz
        • Salanfe
    Meisser, N. (2012): La minéralogie de l'uranium dans le massif des Aiguilles Rouges. Matér. Géol. Suisse, Sér. géotech. 96, 183 p.
    USA
     
    • Colorado
      • Custer Co.
        • Rosita District
    Minerals of Colorado (1997) Eckels, E. B.
      • Park Co.
        • Montezuma District
          • Hall Valley
    Amer.J.Sci.(1884) ser. 3, 27, 349-358 (p. 355); U.S. Geological Survey Professional Paper 223
      • Summit Co.
    USGS PP 223(Lovering,1950)
    • Connecticut
      • Middlesex Co.
        • Portland
    Mineral News (1997) 13:3 pp1,4,5
    • Utah
      • Piute Co.
        • Tushar Mts
          • Bullion Canyon
            • Ohio District
    UGMS Bull 117 Minerals and Mineral Localities of Utah
          • Cottonwood Creek
            • Mount Baldy District
    Econ Geol (1986) 81:1932-1952
      • Utah Co.
        • East Tintic Mts
    UGMS Bull 117 Minerals and Mineral Localities of Utah
    • Virginia
      • Fairfax Co.
        • Culpeper Basin
          • Centreville
    Minerals of Virginia, 1990 by R. V. Dietrich
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