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Laitakarite

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Formula:
Bi4Se2S
Colour:
Galena white
Lustre:
Metallic
Hardness:
2
Specific Gravity:
7.93
Crystal System:
Trigonal
Name:
Named for Aarne Laitakari, Director, Geological Survey of Finland.
A continuous solid-solution series with ikunolite, Bi4(S,Se)3, may exist.


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Classification of LaitakariteHide

Approved
2.DC.05

2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
D : Metal Sulfides, M: S = 3 :4 and 2:3
C : Variable M:S
2.6.2.4

2 : SULFIDES
6 : AmBnXp, with (m+n):p = 4:3
3.7.22

3 : Sulphides, Selenides, Tellurides, Arsenides and Bismuthides (except the arsenides, antimonides and bismuthides of Cu, Ag and Au, which are included in Section 1)
7 : Sulphides etc. of V, As, Sb and Bi

Physical Properties of LaitakariteHide

Metallic
Comment:
With a high metallic lustre.
Colour:
Galena white
Comment:
Old surfaces are lead grey.
Hardness:
Density:
7.93 g/cm3 (Measured)    
Comment:
Value represent the average of six determinations with a range of ± 0.08

Chemical Properties of LaitakariteHide

Formula:
Bi4Se2S
IMA Formula:
Bi4Se3
Common Impurities:
Pb,Ag,Cu,Zn

Crystallography of LaitakariteHide

Crystal System:
Trigonal
Class (H-M):
3m - Ditrigonal Pyramidal
Space Group:
R3m
Cell Parameters:
a = 4.22 Å, c = 39.93 Å
Ratio:
a:c = 1 : 9.462
Unit Cell V:
615.82 ų (Calculated from Unit Cell)
Morphology:
Grains, size: 0.5-2 mm (TL, Orijärvi), may be graphically intergrown with fine-grained chalcopyrite.

Type Occurrence of LaitakariteHide

General Appearance of Type Material:
As grains in thin < 2mm large ore-bearing veinlets.
Geological Setting of Type Material:
Quartz-anthophyllite-cordierite rock.
Associated Minerals at Type Locality:

Synonyms of LaitakariteHide

Other Language Names for LaitakariteHide

German:Laitakarit
Simplified Chinese:硫硒铋矿
Spanish:Laitakarita

Relationship of Laitakarite to other SpeciesHide

Common AssociatesHide

Associated Minerals Based on Photo Data:
Nevskite2 photos of Laitakarite associated with Nevskite on mindat.org.
Chalcopyrite1 photo of Laitakarite associated with Chalcopyrite on mindat.org.

Related Minerals - Nickel-Strunz GroupingHide

2.DC.05HedleyiteBi7Te3Trig. 3m (3 2/m) : R3m
2.DC.05IkunoliteBi4(S,Se)3Trig.
2.DC.05IngoditeBi2TeSTrig.
2.DC.05Joséite-BBi4Te2STrig.
2.DC.05KawazuliteBi2Te2SeTrig.
2.DC.05NevskiteBi(Se,S)Trig.
2.DC.05ParaguanajuatiteBi2Se3Trig.
2.DC.05PilseniteBi4Te3Trig. 3m (3 2/m) : R3m
2.DC.05SkippeniteBi2TeSe2Trig.
2.DC.05SulphotsumoiteBi3Te2STrig.
2.DC.05TellurantimonySb2Te3Trig.
2.DC.05TellurobismuthiteBi2Te3Trig.
2.DC.05TetradymiteBi2Te2STrig. 3m (3 2/m) : R3m
2.DC.05TsumoiteBiTeTrig. 3m (3 2/m) : P3 1m
2.DC.05BaksaniteBi6Te2S3Trig. 3m (3 2/m) : P3m1
2.DC.05Joséite-CBi16Te3S9
2.DC.05ProtojoséiteBi3(Te,S)2Trig.
2.DC.05SztrókayiteBi3TeS2
2.DC.05VihorlatiteBi24Se17Te4Trig.
2.DC.05TelluronevskiteBi3TeSe2Trig.
2.DC.05UM1983-09-S:BiPbTePbBi3S2Te

Related Minerals - Dana Grouping (8th Ed.)Hide

2.6.2.1JoséiteBi4TeS2Trig. 3m (3 2/m) : R3m
2.6.2.2Joséite-BBi4Te2STrig.
2.6.2.3IkunoliteBi4(S,Se)3Trig.
2.6.2.5PilseniteBi4Te3Trig. 3m (3 2/m) : R3m
2.6.2.6PoubaitePbBi2(Se,Te,S)4Trig.
2.6.2.7RucklidgeitePbBi2Te4Trig.

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

3.7.1PatróniteVS4Mon.
3.7.2DuranusiteAs4SOrth. mmm (2/m 2/m 2/m) : Pmna
3.7.3DimorphiteAs4S3Orth. mmm (2/m 2/m 2/m) : Pnma
3.7.4RealgarAs4S4Mon. 2/m
3.7.5PararealgarAs4S4Mon. 2/m : P21/b
3.7.6AlacrániteAs8S9Mon. 2/m : P2/b
3.7.7UzoniteAs4S5Mon.
3.7.8OrpimentAs2S3Mon. 2/m
3.7.9JeromiteAmor.
3.7.10LaphamiteAs2(Se,S)3Mon. 2/m
3.7.11GetchelliteAsSbS3Mon. 2/m : P21/b
3.7.12Wakabayashilite[(As,Sb)6S9][As4S5]Orth. mm2 : Pna21
3.7.13PääkköneniteSb2AsS2Mon. 2/m : B2/m
3.7.14StibniteSb2S3Orth. mmm (2/m 2/m 2/m)
3.7.15MetastibniteSb2S3Amor.
3.7.16TellurantimonySb2Te3Trig.
3.7.17BismuthiniteBi2S3Orth. mmm (2/m 2/m 2/m)
3.7.18NevskiteBi(Se,S)Trig.
3.7.19GuanajuatiteBi2Se3Orth. mmm (2/m 2/m 2/m) : Pnma
3.7.21IkunoliteBi4(S,Se)3Trig.
3.7.23PoubaitePbBi2(Se,Te,S)4Trig.
3.7.24TellurobismuthiteBi2Te3Trig.
3.7.25SoučekitePbCuBi(S,Se)3Orth.
3.7.26TsumoiteBiTeTrig. 3m (3 2/m) : P3 1m
3.7.27PilseniteBi4Te3Trig. 3m (3 2/m) : R3m
3.7.28HedleyiteBi7Te3Trig. 3m (3 2/m) : R3m
3.7.29TetradymiteBi2Te2STrig. 3m (3 2/m) : R3m
3.7.30JoséiteBi4TeS2Trig. 3m (3 2/m) : R3m
3.7.31Joséite-BBi4Te2STrig.
3.7.32IngoditeBi2TeSTrig.
3.7.33SulphotsumoiteBi3Te2STrig.
3.7.34KawazuliteBi2Te2SeTrig.
3.7.36SkippeniteBi2TeSe2Trig.
3.7.37KochkaritePbBi4Te7Trig.
3.7.38RucklidgeitePbBi2Te4Trig.
3.7.39AleksitePbBi2Te2S2Trig.
3.7.40JunoiteCu2Pb3Bi8(S,Se)16Mon. 2/m : B2/m

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.

References for LaitakariteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Vorma A (1959) Laitakariitti Uusi Bi-Se-mineraali Orijärveltä. Geologi 11 (2), 11-11
Fleischer M (1959) New mineral names. American Mineralogist 44, 906-910
Vorma A (1960) Laitakarite a new Bi-Se-mineral. Bulletin de la Commission Géologique de Finlande 188, 1-10
American Mineralogist (1962): 47: 806-807.
Berry, L. G. (1963): The probable identity of laitakarite and selenjoseite. Can. Mineral. 7, 677-679.
American Mineralogist (1991): 76: 257-265.
Cook, N. J., Ciobanu, C. L., Wagner, T., Stanley, C. J. (2007): Minerals of the system Bi-Te-Se-S related to the tetradymite archetype: review of classification and compositional variation. Canadian Mineralogist 45, 665-708.

Internet Links for LaitakariteHide

Localities for LaitakariteHide

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 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 (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.
Australia
 
  • South Australia
    • Mt Lofty Ranges
      • South Mt Lofty Ranges (Adelaide Hills)
        • Callington
Arbon, H. H. R. (2011). Bismuth distribution in the Cu-Au mineralisation of the Kanmantoo deposit, South Australia (Doctoral dissertation).
Bulgaria
 
  • Haskovo Oblast (Khaskovo Oblast)
    • Ivaylovgrad Obshtina
      • Ivaylovgrad
T. Kerestedjian (1997) Argentonentlandite (Fe, Ni)8+хАg1-xS8 from Kamilski dol – a new mineral species for Bulgaria. Review of the Bulgarian Geological Society 58:15-18
Canada
 
  • Ontario
    • Cochrane District
      • Timmins area
        • Kidd Township
Canadian Mineralogist, 18, 353-360; ontariominerals.com; Econ Geol (1997) 92:468-484
China
 
  • Gansu Province
    • Jinchang Prefecture
      • Jinchuan District
Minzhi Yang (2006): Contributions to Geology and Mineral Resources Research 21(1), 1-9
Czech Republic
 
  • Moravia (Mähren; Maehren)
    • Olomouc Region
      • Javorník (Jauernig)
Sejkora J., Škoda R., Pauliš P. 2006: Selenium mineralization of the uranium deposit Zálesí, Rychlebské Hory Mts., Czech Republic. Mineralogia Polonica - Special Papers, vol. 28, 196-198
Ethiopia
 
  • Oromia Region (Oromiya Region)
    • Megado
A Geological Excursion To The Mesozoic Sediments Of The Abay Basin ( Blue Nile), Recent Volcanics Of The Ethiopian Main Rift And Basement Rocks Of The Adola Rea, Ethiopia. Mitt. Österr. Miner. Ges. 147 (2002)
Finland (TL)
 
  • Southwestern Finland Region
    • Salo
      • Kisko
Geologi (1959) 3, 11 (in Finnish); Amer. Mineral. (1959) 44, 908 (abs); Anthony, Bideaux, Bladh, Nichols: "Handbook of Mineralogy", Vol. 1, 1990
Japan
 
  • Honshu Island
    • Chugoku Region
      • Yamaguchi Prefecture
        • Iwakuni City
(Kikuchi et al (1980) Sanko-Gakkai Kou’en-Youshi, 81).
    • Kanto region
      • Tochigi Prefecture
        • Nikko City
          • Ashio-machi
Alfredo Petrov collection
    • Kinki Region
      • Hyogo Prefecture
        • Yabu City
          • Oya-cho
(Kato, A. (1973) Sakurai Koubutsu Hyohon, 13).; Yamada, S. (2004) Nihonsan-koubutsu Gojuon-hairetsu Sanchi-ichiranhyou (111 pp.)
Morocco
 
  • Marrakech-Safi Region
    • Marrakech Prefecture
      • Marrakech
        • Draa Sfar deposit
Belkabir, A., Gibson, H.L., Marcoux, E., Lentz, D., and Rziki, S. (2008): Ore Geology Reviews 33, 280-306.
Republic of Macedonia
 
  • Radoviš (Radovish)
Serafimovski, T., Tasev, G., & Stefanova, V. (2013). Rare mineral phases related with major sulphide minerals in the Bučim porphyry copper deposit, R. Macedonia. Geologica Macedonica, 27(1), pp-43.; Serafimovski, T., Tasev, G., Strmić Palinkaš, S., Palinkaš, L.A. and Gjorgjiev, L. (2016): Porphyry Cu mineralization related to the small Tertiary volcanic intrusions in the Bučim ore deposit, Eastern Macedonia. Geologia Croatica 69, 101-119.
Russia
 
  • Eastern-Siberian Region
    • Transbaikalia (Zabaykalye)
      • Buriatia Republic (Buryatia)
        • Dovyren Highlands
Galuskin, E. V. et al. (2007): Dovyrenite Ca6Zr[Si2O7]2(OH)4 – A New Mineral From Skarned Carbonate Xenoliths In Basic-Ultrabasic Rocks Of The Ioko-Dovyren Massif, Northern Baikal Region, Russia. Mineralogia Polonica, 38, 15-27
  • Far-Eastern Region
    • Magadanskaya Oblast'
      • Kolyma River Basin
        • Ducat District
          • Omsukchan
Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
  • Northern Region
    • Karelia Republic
      • Ladoga Region
        • Pitkyaranta District (Pitkäranta District)
V. I. Ivashchenko, O. B. Lavrov, K. Sundblad and A. N. Toritsin (2007) Au-Ag-Bi-Te-Se vein mineralization at Roikonkoski, Karelia, northern Lake Ladoga region. Geological Survey of Finland, Guide 53 pp 51-56
Slovakia
 
  • Banská Bystrica Region
    • Rimavská Sobota Co.
      • Hnúšťa
Ragan,M., Caňo,F., 1991: Prvé údaje o dvoch nových sulfosoliach (CuPbSbBi a AgPbBiSb) so selénom zmastencového ložiska Hnúšťa. Min.Slovaca, 23,1,36
  • Košice Region
    • Gelnica Co.
Pršek, J., & Peterec, D. (2008). Bi-Se-Te mineralization from Úhorná (Spišsko Gemerské Rudohorie Mts., Słovakia): A preliminary report. Mineralogia, 39(3), 87-103.
Spain
 
  • Andalusia
    • Huelva
      • Alosno
        • Tharsis
          • Tharsis Mines
Tornos, F., González Clavijo, E., and Spiro, B. (1998): Mineralium Deposita 33, 150-169.
Sweden
 
  • Dalarna
    • Falun
The Canadian Mineralogist vol . 37,p p. 1313-1315 (1999); American Mineralogist (1980) 65, pp. 789-796
  • Västerbotten
    • Skellefteå
      • Boliden
        • Skellefteå Mine
Jonsson, E. (1993): Om den s.k. selenokobelliten från Boliden. Berg & Mineral. 3 (no. 6), p.22; Wagner, T., & Jonsson, E. (2001). Mineralogy of sulfosalt-rich vein-type ores, Boliden massive sulfide deposit, Skellefte district, northern Sweden. The Canadian Mineralogist, 39(3), 855-872.
Switzerland
 
  • Wallis (Valais)
    • Le Trient Valley
      • Les Marécottes
Am Min 88:4 pp 676-685
UK
 
  • England
    • Cumbria
      • Coniston District
BMS Database
Uzbekistan
 
  • Tashkent Viloyati (Toshkent)
    • Angren Region
      • Chatkal-Kuraminskii Range
Kovalenker, V. et al New Data on Minerals (2003): 38: 45-56
Kovalenker, V.A., Geinke, V.R. (1984): A new Cu-Sn-Bi-Se type of mineralization in the Kuramin subzone of central Tien Shan. Izvest. Akad. Nauk SSSR Ser. geol.: 5: 91-104 (in Russian); in: Dunn, P.J., Fleischer, F., Langley, R.H., Shigley, J.E., Zilczer, J.A. (1985): New mineral names. American Mineralogist: 70: 880
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