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Izoklakeite

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Formula:
Pb
 
27
(Cu,Fe,Ag)
 
2
(Sb,Bi)
 
19
S
 
57
System:OrthorhombicHardness:3½ - 4
Name:Named after the type locality: Izok Lake, Northwest Territories, Canada.
This page provides mineralogical data about Izoklakeite.

Classification of Izoklakeite

IMA status:Approved
Strunz 8th edition ID:2/E.33-05
Nickel-Strunz 10th (pending) edition ID:2.HB.10b

2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
H : Sulfosalts of SnS archetype
B : With Cu, Ag, Fe, Sn and Pb
Dana 8th edition ID:3.5.12.1

3 : SULFOSALTS
5 : 2.5 < ø < 3
Hey's CIM Ref.:5.8.8

5 : Sulphosalts - Sulpharsenites and Sulphobismuthites (those containing Sn, Ge,or V are in Section 6)
8 : Sulpharsenites etc. of Mn, Fe, Co and Ni
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Type Occurrence of Izoklakeite

Co-type Localities:Izok Lake Mine, Itchen Lake, Mackenzie District, Nunavut Territory, Canada
Vena Mines, Hammar, Askersund, Närke, Sweden
Year of Discovery:1986

Physical Properties of Izoklakeite

Hardness (Mohs):3½ - 4

Crystallography of Izoklakeite

Crystal System:Orthorhombic
Cell Parameters:a = 33.88Å, b = 38.02Å, c = 4.07Å
Ratio:a:b:c = 0.891 : 1 : 0.107
Unit Cell Volume:V 5,242.64 ų (Calculated from Unit Cell)

Chemical Properties of Izoklakeite

Formula:
Pb
 
27
(Cu,Fe,Ag)
 
2
(Sb,Bi)
 
19
S
 
57
Simplified for copy/paste:Pb27(Cu,Fe,Ag)2(Sb,Bi)19S57
Essential elements:Cu, Pb, S, Sb
All elements listed in formula:Ag, Bi, Cu, Fe, Pb, S, Sb
Common Impurities:Ag

Chemical Analyses of Izoklakeite

Analysis :
123
Cu : 1.289%1.0%0.88%
Fe : ---0.2%0.19%
Ag : ---2.0%0.59%
Pb : 56.723%46.6%50.01%
Sb : 23.457%13.3%11.67%
Bi : ---20.5%19.20%
S : 18.532%17.0%16.91%
Totals :100%100.6%99.45%
Localities :1 -- Ideal Composition; 2 -- Izok Lake Mine, Itchen Lake, Mackenzie District, Nunavut Territory, Canada; 3 -- Vena Mines, Hammar, Askersund, Närke, Sweden
Notes :2 -- Average of three electron microprobe analyses; 3 -- Average of 19 electron microprobe analyses;

Relationship of Izoklakeite to other Species

Series:Forms a series with Giessenite (see here)
Related Minerals - Nickel-Strunz Grouping):

- +
2.HB.05aAikinite
PbCuBiS
 
3
2.HB.05aFriedrichite
Pb
 
5
Cu
 
5
Bi
 
7
S
 
18
2.HB.05aGladite
PbCuBi
 
5
S
 
9
2.HB.05aHammarite
Pb
 
2
Cu
 
2
Bi
 
4
S
 
9
2.HB.05cJaskólskiite
Pb
 
2+x
Cu
 
x
(Sb,Bi)
 
2-x
S
 
6
(x = 0.2)
2.HB.05aKrupkaite
PbCuBi
 
3
S
 
6
2.HB.05aLindströmite
Pb
 
3
Cu
 
3
Bi
 
7
S
 
15
2.HB.05bMeneghinite
Pb
 
13
CuSb
 
7
S
 
24
2.HB.05aPekoite
PbCuBi
 
11
(S,Se)
 
18
2.HB.05aEmilite
Pb
 
2.7
Cu
 
2.7
Bi
 
5.3
S
 
12
2.HB.05UM2000-46-S:BiCuPb
Cu
 
0.33
Pb
 
0.33
Bi
 
7.67
S
 
12
2.HB.05aSalzburgite
Pb
 
1.6
Cu
 
1.6
Bi
 
6.4
S
 
12
2.HB.05UM1990-54-Se:BiCuPb
CuPb(Ni,Co)
 
0.3
Bi
 
3
Se
 
6
2.HB.05aPaarite
Pb
 
1.7
Cu
 
1.7
Bi
 
6.3
S
 
12
2.HB.10cEclarite
(Cu,Fe)Pb
 
9
Bi
 
12
S
 
28
2.HB.10bGiessenite
Pb
 
27
Cu
 
2
(Bi,Sb)
 
19
S
 
57
2.HB.10aKobellite
Pb
 
22
Cu
 
4
(Bi,Sb)
 
30
S
 
69
2.HB.10aTintinaite
Pb
 
22
Cu
 
4
(Sb,Bi)
 
30
S
 
69
2.HB.15Benavidesite
Pb
 
4
(Mn,Fe)Sb
 
6
S
 
14
2.HB.15Jamesonite
Pb
 
4
FeSb
 
6
S
 
14
2.HB.20dBerryite
Cu
 
3
Ag
 
2
Pb
 
3
Bi
 
7
S
 
16
2.HB.20bBuckhornite
AuPb
 
2
BiTe
 
2
S
 
3
2.HB.20aNagyágite
Pb
 
5
Au(Te,Sb)
 
4
S
 
5-8
2.HB.20eWatkinsonite
Cu
 
2
PbBi
 
4
(Se,S,Te)
 
8
2.HB.20cMuseumite
[Pb
 
2
(Pb,Sb)
 
2
S
 
8
][(Te,Au)
 
2
]
2.HB.20eLitochlebite
Ag
 
2
PbBi
 
4
Se
 
8
Related Minerals - Hey's Index Grouping:

- +
5.8.1Samsonite
Ag
 
4
MnSb
 
2
S
 
6
5.8.2Uchucchacuaite
AgMnPb
 
3
Sb
 
5
S
 
12
5.8.3Benavidesite
Pb
 
4
(Mn,Fe)Sb
 
6
S
 
14
5.8.4Berthierite
FeSb
 
2
S
 
4
5.8.5Jamesonite
Pb
 
4
FeSb
 
6
S
 
14
5.8.6Parajamesonite
5.8.7Garavellite
FeSbBiS
 
4
5.8.9Miharaite
Cu
 
4
FePbBiS
 
6
5.8.10Sakharovaite
5.8.11Arsenohauchecornite
Ni
 
18
Bi
 
3
AsS
 
16
5.8.12Tučekite
Ni
 
9
Sb
 
2
S
 
8
5.8.13Bismutohauchecornite
Ni
 
9
Bi
 
2
S
 
8
5.8.14Parkerite
Ni
 
3
Bi
 
2
S
 
2
5.8.15Hauchecornite
Ni
 
9
Bi(Sb,Bi)S
 
8
5.8.16Tellurohauchecornite
Ni
 
9
Bi(Te,Bi)S
 
8
5.8.17Lapieite
NiCuSbS
 
3
5.8.18Mückeite
NiCu(Bi,Sb)S
 
3
5.8.19Vozhminite
(Ni,Co)
 
4
(As,Sb)S
 
2

Other Names for Izoklakeite

Synonyms:
IMA1983-065
Other Languages:
German:Izoklakeit
Russian:Изоклейкит
Spanish:Izoklakeita

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 Izoklakeite

Reference List:

- +
HARRIS, D.C., ROBERTS, A.C. & CRIDDLE, A.J. (1986): Izoklakeite, a new mineral species from Izok Lake, Northwest Territories. Canadian Mineralogist 24, 1-5.

ZAKRZEWSKI, M.A. & MAKOVICKY, E. (1986): Izoklakeite from Vena, Sweden, and kobellite homologous series. Canadian Mineralogist 24, 7-18.

MAKOVICKY, E. & MUMME, W.G. (1986): The crystal structure of izoklakeite, Pb51.3Sb20.4Bi19.5Ag1.2Cu2.9Fe0.7S114. The kobellite homologous series and its derivatives. Neues Jahrbuch für Mineralogie, Abhandlungen 153, 121-145.

ARMBRUSTER, T. & HUMMEL, W. (1987): (Sb,Bi,Pb) ordering in sulfosalts: crystal-structure refinement of a Bi-rich izoklakeite. Am. Mineral. 72, 821-831.

Internet Links for Izoklakeite

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  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Izoklakeite details from Handbook of Mineralogy (PDF)
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  • Localities for Izoklakeite

    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
     
    • Santa Cruz
      • Macizo del Deseado
    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.
    Austria
     
    • Carinthia
      • Hohe Tauern
        • Goldberg group
          • Kleine Fleiß valley
            • Zirmsee area
    Bergbau in Westkärnten
        • Malta valley
          • Kölnbreinspitze - Lausnock area
    A.Pichler (2009)
    Pichler, A. (2009): Bergbau in Westkärnten. Eine Bestandsaufnahme der noch sichtbaren Merkmale der historischen Bergbaue in Westkärnten. - Carinthia II, 63. Sh., 416 S., Klagenfurt
    Bolivia
     
    • Potosí Department
      • Sud Chichas Province
        • Atocha-Quechisla District
    Canada
     
    • Nunavut Territory
      • Mackenzie District
        • Itchen Lake
    Canadian Mineralogist (1986) 24, 1-5
    China
     
    • Guangxi Zhuang Autonomous Region
      • Hechi Prefecture
        • Nandan Co.
          • Dachang Sn-polymetallic ore field
    Pašava, J., Kříbek, B., Dobeš, P., Vavřín, I., Žák, K., Fan Delian, Zhang Tao, and Boiron, M.-C. (2003): Mineralium Deposita 38(1), 39-66.
    Bingjie Wei and Jianhong Zhang (1991): Geoscience 5(2), 184-191.
    Italy
     
    • Tuscany
      • Lucca Province
        • Apuan Alps
          • Seravezza
    Orlandi, P., Moëlo, Y. & Biagioni, C. (2010). Lead-antimony sulfosalts from Tuscany (Italy). X. Dadsonite from the Buca della Vena mine and Bi-rich izoklakeite from the Seravezza marble quarries. Periodico di Mineralogia, 79, 113-121.
    Japan
     
    • Honshu Island
      • Chubu region
        • Yamanashi prefecture
          • Kinpuzan district
            • Kofu City
    Forrest Cureton specimens; Mineralogical Journal Vol. 20 (1998) , No. 4 pp 179-187
    Poland
     
    • Lower Silesia (Dolnośląskie)
      • Rudawy Janowickie Mts
        • Czarnów
          • Rędziny
    Gołębiowska B., Pieczka A., Parafiniuk J. 2006: Cu(Ag)-Pb-Bi(Sb) sulphosalts from Rędziny (Western Sudetes, Poland). Mineralogia Polonica - Special Papers, vol. 28, 78-80
    Romania
     
    • Maramureș Co.
      • Baia Borsa
    Mitt. .Österr. Miner. Ges. 143 (1998)
    Slovakia
     
    • Banská Bystrica Region
      • Brezno Co.
    Koděra, M. et al., 1986 a 1990 : Topografická mineralógia Slovenska, diel 1- 3, Veda – Vydavateľstvo SAV, Bratislava, 1990, 1 – 1590
    Ozdín D., Pršek J. & Chovan M. (2004): Sulfosoli na kremenných žilách s Fe-karbonátmi z Nízkych Tatier. Natura Carpatica, XLV, 235-236.
    Ozdín, D., Pršek, J. (2004): Sulfosoli homologického radu lillianitu z hydrotermálnych mineralizácií Nízkych Tatier. Mineralia Slovaca, 36, 3-4, 279-285.
    • Košice Region
      • Rožňava Co.
        • Rožňava (Rosenau; Rozsnyó)
          • Mária Mine
    Pršek J. (2004): Chemické zloženia a kryštalochémia sulfosolí zo sulfidických mineralizácií Západných Karpát. Dizertačná práca, Archív Katedry mineralógie a petrológie, Univerzita Komenského 135s
    • Žilina Region
      • Liptovský Mikuláš Co.
    Ozdin D., Chovan M., 1999: New mineralogical and paragenetic knowledge about siderite veins in the vicinity of Vyšná Boca, Nízke Tatry Mts. Slov. Geol. Magazine, Bratislava, 5, 4, 255-271
    Ozdín D. 1997: Sb-Au zrudnenie pri Vyšnej Boci. Minerál 4, 4, 277-279.
    Sweden
     
    • Närke
      • Askersund
        • Hammar
    HARRIS, D.C., ROBERTS, A.C. & CRIDDLE, A.J. (1986): Izoklakeite, a new mineral species from Izok Lake, Northwest Territories. Canadian Mineralogist 24, 1-5. ZAKRZEWSKI, M.A. & MAKOVICKY, E. (1986): Izoklakeite from Vena, Sweden, and kobellite homologous series. Canadian Mineralogist 24, 7-18. MAKOVICKY, E. & MUMME, W.G. (1986): The crystal structure of izoklakeite, Pb51.3Sb20.4Bi19.5Ag1.2Cu2.9Fe0.7S114. The kobellite homologous series and its derivatives. Neues Jahrbuch für Mineralogie, Abhandlungen 153, 121-145. ARMBRUSTER, T. & HUMMEL, W. (1987): (Sb,Bi,Pb) ordering in sulfosalts: crystal-structure refinement of a Bi-rich izoklakeite. Am. Mineral. 72, 821-831.
    Switzerland
     
    • Grischun (Grisons; Graubünden)
      • Lugnez Valley (Lumnezia Valley)
        • Vals Valley
          • Lake Zervreila
    Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 182.
    • Wallis (Valais)
      • Binn Valley
        • Giessen
    Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 182.
    USA
     
    • North Carolina
      • Wake Co.
        • Raleigh
    RRUFF Database : Specimen I.D 110044
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    Copyright © Jolyon Ralph and Ida Chau 1993-2014. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them. Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of thousands of members and supporters. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register.
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