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Betekhtinite

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Dzhezkazgan Mine (Zhezqazghan Mine), Dzhezkazgan (Zhezqazghan), Karagandy Province (Qaragandy Oblysy; Karaganda Oblast'), Kazakhstan
© 2006 M. Kampf

Show Betekhtinite Photos (23)



Formula:
Pb
 
2
(Cu,Fe)
 
21
S
 
15
System:OrthorhombicColour:Black
Lustre:MetallicHardness:3 - 3½
Name:For Anatolii Georgievich Betekhtin (1897-1962), Russian mineralogist and economic geologist.
This page provides mineralogical data about Betekhtinite.

Classification of Betekhtinite

IMA status:Valid - first described prior to 1959 (pre-IMA) - "Grandfathered"
Strunz 8th edition ID:2/B.02-10
Nickel-Strunz 10th (pending) edition ID:2.BE.05

2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
B : Metal Sulfides, M: S > 1: 1 (mainly 2: 1)
E : With Pb (Bi)
Dana 8th edition ID:2.16.8.1

2 : SULFIDES
16 : Miscellaneous
Hey's CIM Ref.:3.6.10

3 : Sulphides, Selenides, Tellurides, Arsenides and Bismuthides (except the arsenides, antimonides and bismuthides of Cu, Ag and Au, which are included in Section 1)
6 : Sulphides etc. of Sb and Pb
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Type Occurrence of Betekhtinite

Co-type Localities:Fortschritt shaft I (Wolf shaft), Volkstedt, Eisleben, Mansfeld Basin, Saxony-Anhalt, Germany
Ernst Thälmann Shaft (Vitzthum Shaft), Hübitz, Siersleben, Mansfeld Basin, Saxony-Anhalt, Germany
Place of Conservation of Type Material:Mineral Museum, Humboldt University, Berlin, Germany
Year of Discovery:1955
Geological Setting of type material:Veins cutting shale.
Associated Minerals at type locality:
SilverGalenaChalcopyriteChalcociteCelestine
BorniteAnhydrite

Physical Properties of Betekhtinite

Lustre:Metallic
Diaphaneity (Transparency):Opaque
Colour:Black
Streak:Black
Hardness (Mohs):3 - 3½
Cleavage:Distinct/Good
In three directions
Density (measured):5.96 - 6.05 g/cm3
Density (calculated):6.14 g/cm3

Crystallography of Betekhtinite

Crystal System:Orthorhombic
Class (H-M):mmm (2/m 2/m 2/m) - Dipyramidal
Space Group:Immm {I2/m 2/m 2/m}
Space Group Setting:Immm
Cell Parameters:a = 14.67Å, b = 22.80Å, c = 3.85Å
Ratio:a:b:c = 0.643 : 1 : 0.169
Unit Cell Volume:V 1,287.73 ų (Calculated from Unit Cell)
Z:4
Morphology:Needles to 2 cm in length.
X-Ray Powder Diffraction:
d-spacingIntensity
3.08 (80)
2.93 (90)
2.35 (60)
2.01 (60)
1.946 (70)
1.832 (100)
1.766 (70)
Comments:Dzhezkazgan, Kazakstan.

Optical Data of Betekhtinite

Type:Anisotropic
Anisotropism:Strong, distinctly colored
Reflectivity:
400nmR1=34.0%R2= 35.4%
420nmR1=33.7%R2= 34.6%
440nmR1=33.4%R2= 33.8%
460nmR1=33.2%R2= 33.3%
480nmR1=32.9%R2= 33.0%
500nmR1=32.8%R2= 32.6%
520nmR1=32.6%R2= 32.3%
540nmR1=32.5%R2= 32.1%
560nmR1=32.3%R2= 32.0%
580nmR1=32.0%R2= 31.8%
600nmR1=31.8%R2= 31.8%
620nmR1=31.6%R2= 31.9%
640nmR1=31.4%R2= 32.2%
660nmR1=31.4%R2= 32.4%
680nmR1=31.2%R2= 32.4%
700nmR1=31.2%R2= 32.4%


Graph shows reflectance levels at different wavelengths (in nm). Peak reflectance is 35.4%.
R1 shown in black, R2 shown in red
Colour in reflected light:Cream, stronger yellowish cream perpendicular to elongation

Chemical Properties of Betekhtinite

Formula:
Pb
 
2
(Cu,Fe)
 
21
S
 
15
Idealised Formula:
Cu
 
10
(Fe,Pb)S
 
6
Essential elements:Cu, Pb, S
All elements listed in formula:Cu, Fe, Pb, S
Analytical Data:Mansfeld, Germany.
Cu (61.39)
Pb (19.20)
Fe (1.83)
S (17.25)
Total (99.67)
Common Impurities:Ag

Relationship of Betekhtinite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
2.BE.10Furutobeite
(Cu,Ag)
 
6
PbS
 
4
2.BE.15Rhodplumsite
Rh
 
3
Pb
 
2
S
 
2
2.BE.15Shandite
Ni
 
3
Pb
 
2
S
 
2
2.BE.20Parkerite
Ni
 
3
Bi
 
2
S
 
2
2.BE.25Schlemaite
(Cu,◻)
 
6
(Pb,Bi)Se
 
4
2.BE.30Pašavaite
Pd
 
3
Pb
 
2
Te
 
2
Related Minerals - Hey's Index Grouping:

- +
3.6.1Herzenbergite
(Sn,Pb)SnS
 
2
3.6.2Ottemannite
beta Sn
 
2
S
 
3
3.6.3Berndtite
SnS
 
2
3.6.4Stistaite
SnSb
3.6.5Galena
PbS
3.6.6Clausthalite
PbSe
3.6.7Altaite
PbTe
3.6.8Furutobeite
(Cu,Ag)
 
6
PbS
 
4
3.6.9Aschamalmite
Pb
 
6
Bi
 
2
S
 
9
3.6.11Shadlunite
(Pb,Cd)(Fe,Cu)
 
8
S
 
8

Other Names for Betekhtinite

Synonyms:
BetechtiniteBetecktinite
Other Languages:
German:Betechtinit
Betecktinit
Betekhtinit
Russian:Бетехтинит
Simplified Chinese:针硫铅铜矿
Spanish:Betechtinita
Betecktinita
Betekhtinita

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 Betekhtinite

Reference List:

- +
A. Schüller & E. Wohlmann (1955): Betechtinit, ein neues Blei-Kupfer-Sulfid aus dem Mansfelder Rücken.- Geologie 4, 535-555.

American Mineralogist: 41: 371.

Dornberger-Schiff, K. von & E. Höhne (1959): Die Kristallstruktur des Betechtinit Pb2(Cu,Fe)21S15. Acta Crystallographica 12, 646–651 (in German).

Schüller, A. (1960): Zur Kenntnis des Betechtinit, (Cu, Fe)10PbS>6. Neues Jahrbuch für Mineralogie, Monatshefte, 121–131 (in German).

Internet Links for Betekhtinite

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  • Betekhtinite details from Handbook of Mineralogy (PDF)
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    • Localities for Betekhtinite

    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.
    Hide Locality List
    (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
      • Gastre Department
    		Brodtkorb (2002): Las Especies Minerales de la Republica Argentina; DE BRODTKORB, Milka K. Precious metaltellurides and other Te-bearing minerals in different paragenesis of Argentina: A review. Rev. Asoc. Geol. Argent. [online]. 2009, vol.64, n.3, pp. 365-372.
    Milka K. de Brodtkorb (2002) Las Especies Minerales de la Republica Argentina. Vol. 1 (elements, sulphides and sulphosalts). (Asociacion Mineralogica Argentina); BRODTKORB, M.K. de y PAAR, W.. Angelaite in the paragenesis of Los Manantiales district, Chubut, Argentina: a new mineral species. Rev. Asoc. Geol. Argent. [online]. 2004, vol.59, n.4, pp. 787-78
    • Santa Cruz
      • Macizo del Deseado
    		Singer, D.A., Berger, V.I., and Moring, B.C. (2008): US Geological Survey Open-File Report 2008-1155.
    Australia
     
    • Tasmania
      • Queenstown district
        • Mount Lyell Mines
    		Bottrill & Baker (in prep) Catalogue of minerals of Tasmania
    Bottrill RS & Baker, WE (in prep) Catalogue of Minerals of Tasmania. Mineral Resources Tasmania
    Austria
     
    • Salzburg
      • Abtenau
        • Webing
    		A. Strasser: Die Minerale Salzburgs (1989)
      • Saalfelden
        • Leogang
          • Hütten
            • Schwarzleograben
              • Schwarzleo District
    		Paar, W. H. & Chen, T. T. (1985): Zur Mineralogie von Cu-Ni(Co)-Pb-Ag-Hg-Erzen im Revier Schwarzleo bei Leogang, Salzburg, Österreich. Mitt. österr. geol. Ges. 78, 125-148.; A. Strasser: Die Minerale Salzburgs (1989)
    Bulgaria
     
    • Pazardzhik Oblast (Pazardjik Oblast)
      • Panagyurishte (Panagurishte) Obshtina
        • Elshitsa
    		Bogdanov, K., Tsonev, D., and Kuzmanov, K. (1997): Mineralium Deposita 32, 219-229.
    China
     
    • Guangdong Province
      • Meizhou Prefecture
        • Mei Co.
    		Binghui Chen, Rui Guo, and Shouyun Yu (1994): Geology and Prospecting 30(3), 20-25; Jinyan Yao (1994): Geology and Prospecting 30(4), 5-11
    Czech Republic
     
    • Bohemia (Böhmen; Boehmen)
      • Central Bohemia Region
        • Příbram
          • Vrančice
    		[Lapis 1995, 12, p.13-24]
    • Moravia (Mähren; Maehren)
      • Moravia-Silesia Region
        • Bruntál
    		FOJT B., ŠKODA R., DOLNÍČEK Z., Furutobeite and betekhtinite from the ore deposit Horní Benešov in the Nízký Jeseník Mts. - Czech republic Acta Musei Moraviae, Scientiae geologicae, Brno, Moravské zemské muzeum, 2010, 1211-8796.
    Democratic Republic of Congo (Zaïre)
     
    • Katanga (Shaba)
      • Kipushi
    		Kampunzu, A.B., Cailteux, J.L.H., Kamona, A.F., Intiomale, M.M., and Melcher, F. (2009): Ore Geology Reviews 35, 263-297.
    Germany
     
    • Hesse
      • Odenwald
        • Mühltal
          • Nieder-Ramstadt
    		Weiss: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990
          • Waschenbach
    		Nickel, E., and Fettel, M. (1985): Odenwald. Sammlung geologischer Führer Vol. 65, 2nd ed., Bornträger (Berlin, Stuttgart), 231 pp.
    • Saxony-Anhalt
      • Mansfeld Basin
    		No reference listed
          • Volkstedt
    		A. Schüller & E. Wohlmann (1955): Betechtinit, ein neues Blei-Kupfer-Sulfid aus dem Mansfelder Rücken.- Geologie 4, 535-555
        • Siersleben
          • Hübitz
    		A. Schüller & E. Wohlmann (1955): Betechtinit, ein neues Blei-Kupfer-Sulfid aus dem Mansfelder Rücken.- Geologie 4, 535-555
    Greece
     
    • Aegean Islands (Aiyaíon) Department
      • Kykládes Prefecture
        • Cyclade Islands (Cyclades; Kikladhes; Nomos Kikladhon)
          • Tinos Island
    		Econ. Geol. 102 (2007) 1269-1294.
    • Attikí (Attica; Attika) Prefecture
      • Lavrion (Laurion; Laurium) District
        • Lavrion District Mines
          • Agios Konstantinos [St Constantine] (Kamariza)
    		No reference listed
          • Plaka
            • Plaka Mines
    		No reference listed
    Kazakhstan
     
    • Karagandy Province (Qaragandy Oblysy; Karaganda Oblast')
      • Dzhezkazgan (Zhezqazghan)
    		[MinRec 23:279, 23:280, 21:492]
    Namibia
     
    • Otjikoto (Oshikoto) Region
      • Tsumeb
    		[MinRec 8:Tsumeb 20]
    • Otjozondjupa Region
      • Grootfontein District
        • Kombat
    		Dunn, P.J. (1991), Rare minerals of the Kombat Mine, Mineralogical Record: 22(6): 421-425.
    Poland
     
    • Lower Silesia (Dolnośląskie)
      • Legnica
        • Lubin District
          • Lubin
    		Harańczyk C. 1972: Mineralizacja kruszcowa dolnocechsztyńskich osadów euksenicznych monokliny przedsudeckiej. Arch. Miner. T.30, z. 1-2
        • Polkowice District
    		Banaś M., Kucha H., Salamon W. 1976: Występowanie niektórych metali towarzyszących w złożach rud miedzi na monoklinie przedsudeckiej. Prz. Geol. nr 5
    Russia
     
    • Northern Caucasus Region
      • Karachaevo-Cherkesskaya (Karachai-Cherkess; Karachay-Cherkessia) Republic
    		http://maurice.strahlen.org/kavkaz/kavkaz.htm; Kachalovskaya, V. M. & Khromova, M. M. (1970): Betekhtinite, hessite, and stromeyerite in bornite ores of the Urup deposit. Geologiya Rudnykh Mestorozhdenii 12, 93-97 (in Russian).
    Sweden
     
    • Värmland
      • Filipstad
    		Nysten, P., Holtstam, D. and Jonsson, E. (1999) The Långban minerals. In Långban - The mines,their minerals, geology and explorers (D. Holtstam and J. Langhof, eds.), Swedish Museum of Natural History and Raster Förlag, Stockholm & Chr. Weise Verlag, Munich, pp. 89-183.
    Switzerland
     
    • Glarus
      • Murg Valley
        • Mürtschenalp
    		Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Verlag Wepf & Co. (Basel), p. 76
    UK
     
    Tindle, A.G. (2008) Minerals of Britian and Ireland
    USA
     
    • Colorado
      • La Plata Co.
        • La Plata District (California District)
    		Minerals of Colorado (1997) Eckels, E. B.
    • Montana
      • Silver Bow Co.
        • Butte District (Summit Valley District)
          • Butte
    		Min. Rec. 33:1
    The Mineralogy of The Butte District, Montana; Guilbert and Zeihen 1964
    Min. Rec. 33:1
    The Mineralogy of The Butte District, Montana; Guilbert and Zeihen 1964
    The Mineralogy of The Butte District, Montana; Guilbert and Zeihen 1964
    • New Mexico
      • Sierra Co.
        • Chloride District
          • Chloride
    		Northrup, Minerals of New Mexico, 3rd Rev. Ed., 1996; P. Hlava & Irving (1985) 6th annual New Mexico Mineral Symposium
    Mineral and/or Locality
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    Copyright © Jolyon Ralph and Ida Chau 1993-2013. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them. Further information contact the 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 hundreds 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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