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Izoklakeite

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Vena Mines, Hammar, Åmmeberg, Askersund, Närke, Sweden
© 2008, J. Weissman

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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

Type Locality:Izok Lake Mine, Itchen Lake, Mackenzie District, Northwest Territories, Canada
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
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 : 1.2891.00.88
Fe : ---0.20.19
Ag : ---2.00.59
Pb : 56.72346.650.01
Sb : 23.45713.311.67
Bi : ---20.519.20
S : 18.53217.016.91
Totals :100100.699.45
Localities :1 -- Ideal Composition; 2 -- Izok Lake Mine, Itchen Lake, Mackenzie District, Northwest Territories, Canada; 3 -- Vena Mines, Hammar, Åmmeberg, 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.05Jaskolskite
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
 
14
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
Pb
 
3
(Ag,Cu)
 
5
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
 
5
AuSbTe
 
2
S
 
12
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
 
9
BiAsS
 
8
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:American Mineralogist (1987): 72: 222-223.

Armbruster, T. & Humel, W. (1987) (Sb,Bi,Pb) ordering in sulfosalts: crystal-structure refinement of a Bi-rich izoklakeite. American Mineralogist (1987): 72: 821-831.

Neues Jahrbuch für Mineralogie, Abhandlungen: 153: 121-145.

Articles/Blogs about Izoklakeite

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    Localities for Izoklakeite

    Hide Locality List
    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.
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    (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.
    Bolivia
     
    • Potosí Department
      • Sud Chichas Province
        • Atocha-Quechisla District
    Canada
     
    • Northwest Territories
      • Mackenzie District
        • Itchen Lake
    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.
    Japan
     
    • Honshu Island
      • Chubu region
        • Yamanashi prefecture
    		Forrest Cureton specimens
    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
     
    • Maramures Co.
      • Baia Borsa
    		Mitt. .Österr. Miner. Ges. 143 (1998)
    Slovakia
     
    • Banská Bystrica Region
      • Southern Low Tatra Mts
    		Koděra, M. et al., 1986 a 1990 : Topografická mineralógia Slovenska, diel 1- 3, Veda – Vydavateľstvo SAV, Bratislava, 1990, 1 – 1590
        • Jarabá
    		Ozdín D., Pršek J. & Chovan M. (2004): Sulfosoli na kremenných žilách s Fe-karbonátmi z Nízkych Tatier. Natura Carpatica, XLV, 235-236.
    • Košice Region
      • Eastern Slovenské Rudohorie Mts
        • Rožňava (Rozsnyo; Rosenau) Mining District
          • Rožňava 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
      • Northern Low Tatra Mts
    		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
    Sweden
     
    • Närke
      • Askersund
        • Åmmeberg
          • Hammar
    		Canadian Mineralogist (1986) 24, 7-18
    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.
    Mineral and/or Locality
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