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Tsumoite

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Björkdal mine, Kåge, Skellefteå, Västerbotten, Sweden
© Brent Thorne

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Formula:
BiTe
System:TrigonalColour:Silver-white
Hardness:2½ - 3
Name:Named after its discovery locality, the Tsumo Mine, Shimane Prefecture, Japan.


Tetradymite Group.

Classification of Tsumoite

IMA status:Approved 1974
Strunz 8th edition ID:2/D.10-40
Nickel-Strunz 10th (pending) edition ID: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
Dana 8th edition ID:2.8.20.1

2 : SULFIDES
8 : AmXp, with m:p = 1:1
Hey's CIM Ref.:3.7.26

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
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Type Occurrence of Tsumoite

Type Locality:Tsumo mine, Shimane Prefecture, Chugoku Region, Honshu Island, Japan
Year of Discovery:1978

Physical Properties of Tsumoite

Lustre:Metallic
Diaphaneity (Transparency):Opaque
Colour:Silver-white
Hardness (Mohs):2½ - 3

Crystallography of Tsumoite

Crystal System:Trigonal
Cell Parameters:a = 4.42Å, c = 24.05Å
Ratio:a:c = 1 : 5.441
Unit Cell Volume:V 406.90 ų (Calculated from Unit Cell)

Chemical Properties of Tsumoite

Formula:
BiTe
Essential elements:Bi, Te
All elements listed in formula:Bi, Te
Common Impurities:Pb

Relationship of Tsumoite to other Species

Related Minerals - Nickel-Strunz Grouping):
2.DC.05Hedleyite
Bi
 
7
Te
 
3
2.DC.05Ikunolite
Bi
 
4
(S,Se)
 
3
2.DC.05Ingodite
Bi
 
2
TeS
2.DC.05Joséite-B
Bi
 
4
Te
 
2
S
2.DC.05Kawazulite
Bi
 
2
Te
 
2
Se
2.DC.05Laitakarite
Bi
 
4
Se
 
2
S
2.DC.05Nevskite
Bi(Se,S)
2.DC.05Paraguanajuatite
Bi
 
2
(Se,S)
 
3
2.DC.05Pilsenite
Bi
 
4
Te
 
3
2.DC.05Platynite
2.DC.05Skippenite
Bi
 
2
TeSe
 
2
2.DC.05Sulphotsumoite
Bi
 
3
Te
 
2
S
2.DC.05Tellurantimony
Sb
 
2
Te
 
3
2.DC.05Tellurobismuthite
Bi
 
2
Te
 
3
2.DC.05Tetradymite
Bi
 
2
Te
 
2
S
2.DC.05Baksanite
Bi
 
6
Te
 
2
S
 
3
2.DC.05Joséite-C
Bi
 
16
Te
 
3
S
 
9
2.DC.05Protojoséite
Bi
 
4
TeS
 
2
2.DC.05Sztrókayite
Bi
 
3
TeS
 
2
2.DC.05Vihorlatite
Bi
 
8+x
(Se,Te,S)
 
11-x
2.DC.05Telluronevskite
Bi
 
3
TeSe
 
2
2.DC.05UM1983-09
PbBi
 
3
S
 
2
Te
Related Minerals - Hey's Index Grouping:
3.7.1Patrónite
VS
 
4
3.7.2Duranusite
As
 
4
S
3.7.3Dimorphite
As
 
4
S
 
3
3.7.4Realgar
As
 
4
S
 
4
3.7.5Pararealgar
As
 
4
S
 
4
3.7.6Alacránite
As
 
8
S
 
9
3.7.7Uzonite
As
 
4
S
 
5
3.7.8Orpiment
As
 
2
S
 
3
3.7.9Jeromite
3.7.10Laphamite
As
 
2
(S,Se)
 
3
3.7.11Getchellite
AsSbS
 
3
3.7.12Wakabayashilite
[(As,Sb)
 
6
S
 
9
][As
 
4
S
 
5
]
3.7.13Pääkkönenite
Sb
 
2
AsS
 
2
3.7.14Stibnite
Sb
 
2
S
 
3
3.7.15Metastibnite
Sb
 
2
S
 
3
3.7.16Tellurantimony
Sb
 
2
Te
 
3
3.7.17Bismuthinite
Bi
 
2
S
 
3
3.7.18Nevskite
Bi(Se,S)
3.7.19Guanajuatite
Bi
 
2
(Se,S)
 
3
3.7.21Ikunolite
Bi
 
4
(S,Se)
 
3
3.7.22Laitakarite
Bi
 
4
Se
 
2
S
3.7.23Poubaite
PbBi
 
2
(Se,Te,S)
 
4
3.7.24Tellurobismuthite
Bi
 
2
Te
 
3
3.7.25Součekite
PbCuBi(S,Se)
 
3
3.7.27Pilsenite
Bi
 
4
Te
 
3
3.7.28Hedleyite
Bi
 
7
Te
 
3
3.7.29Tetradymite
Bi
 
2
Te
 
2
S
3.7.30Joséite
Bi
 
4
TeS
 
2
3.7.31Joséite-B
Bi
 
4
Te
 
2
S
3.7.32Ingodite
Bi
 
2
TeS
3.7.33Sulphotsumoite
Bi
 
3
Te
 
2
S
3.7.34Kawazulite
Bi
 
2
Te
 
2
Se
3.7.36Skippenite
Bi
 
2
TeSe
 
2
3.7.37Kochkarite
PbBi
 
4
Te
 
7
3.7.38Rucklidgeite
(Bi,Pb)
 
3
Te
 
4
3.7.39Aleksite
PbBi
 
2
Te
 
2
S
 
2
3.7.40Junoite
Cu
 
2
Pb
 
3
Bi
 
8
(S,Se)
 
16

Other Names for Tsumoite

Synonyms:
IMA1974-010a
German names:
Tsumoit
Russian names:
Цумоит
Spanish names:
Tsumoita

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 Tsumoite

Reference List:American Mineralogist (1978): 63: 1162-1165.

American Mineralogist (1991): 76: 257-265.

Internet Links for Tsumoite

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  • Raman and XRD data at RRUFF project
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  • Tsumoite details from Handbook of Mineralogy (PDF)
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    Localities for Tsumoite

    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.
    Australia
     
    • Victoria
      • Benambra
    • Western Australia
      • Mt Saddleback
        • Boddington
    		[MinRec 39:476]
    Meinert, 1992. Skarns & Skarn Deposits
    Austria
     
    • Carinthia
      • Hohe Tauern Mts
        • Goldberg group
          • Innerfragant
            • Wurten
              • Alteck Mt.
    		G. Niedermayr, I. Praetzel: Mineralien Kärntens, 1995
    China
     
    • Sichuan Province
      • Ya'an Prefecture
        • Shimian Co.
    		Anthony, J.W. et al.: Handbook of Mineralogy
    Czech Republic
     
    • Bohemia (Böhmen; Boehmen)
      • Central Bohemia Region
        • Příbram
    		Litochleb J., Sejkora J., Šrein V. 2006: The Au-Ag-Sb-Bi-Te mineralization from the deposit Bytíz (Mine 19), The Příbram uranium-polymetallic ore district, Czech Republic. Mineralogia Polonica - Special Papers, vol. 28, 133-135
      • Plzeň Region
        • Planá
    		Scharmová, M.: Nové nálezy selenidů a telluridů na uranových ložiskách Zadní Chodov a Vítkov II. Bulletin mineralogicko-petrografického oddělení Národního muzea v Praze, 1998, roč. 6, s. 212-216.
        • Sušice (Schüttenhofen)
    		Vavřín, I.: Nové poznatky o selenidech Českého masívu. Bulletin Mineralogicko-petrografického oddělení Národního muzea v Praze, 1994, roč. 2, s. 82-89.
    • Moravia (Mähren; Maehren)
      • Olomouc Region
        • Jeseník
    		Fojt, B., Hauk, J., Kotrba, Z.: Mineralogie zlata a doprovodných minerálů ze Zlatého chlumu u Jeseníku. Věstník ÚÚG, 1988, 63, 2.
      • Vysočina Region
        • Havlíčkův Brod
    		Pauliš, P.: Nejzajímavější mineralogická naleziště Čech II. Kutná Hora: Kuttna, 2003, s. 96 - 98.
    Finland
     
    • Etelä-Suomen Lääni
      • Huittinen
    		http://www.gsf.fi/explor/gold/jokisivu.htm
    • Itä-Suomen Lääni
      • Ilomantsi
    		http://www.gsf.fi/explor/gold/kivisuo.htm
    No reference listed
    Japan
     
    • Honshu Island
      • Chugoku Region
        • Shimane Prefecture
    		Amer.Min.(1978) 63, 1162-1165; Anthony, Bideaux, Bladh, Nichols: "Handbook of Mineralogy", Vol. 1, 1990
    Mexico
     
    • Sonora
      • Mun. de Moctezuma
    		Lapis 2001(1), 11-40
    Russia
     
    • Eastern-Siberian Region
      • Saha Republic (Sakha Republic; Yakutia)
        • Indigirka River Basin
    		Anthony, Bideaux, Bladh, Nichols: "Handbook of Mineralogy", Vol. 1, 1990
        • Stanovoi Range
          • Sutamskii Region
    • Far-Eastern Region
      • Magadanskaya Oblast'
        • Upper Chelomzha River
    		Anthony, Bideaux, Bladh, Nichols: "Handbook of Mineralogy", Vol. 1, 1990
    • Northern Caucasus Region
      • Kabardino-Balkarian Republic
        • Baksan Valley
    		Anthony, Bideaux, Bladh, Nichols: "Handbook of Mineralogy", Vol. 1, 1990
    • Urals Region
      • Middle Urals
        • Ekaterinburgskaya (Sverdlovskaya) Oblast'
          • Ekaterinburg (Sverdlovsk)
    		Pavel M. Kartashov data
    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
      • Western Slovenské Rudohorie Mts
    		Koděra et all.,1990: Topografická mineralógia Slovenska, I-III, 1590p
    Sweden
     
    • Södermanland
      • Nyköping
        • Tunaberg
    		EurJMin (1993) 5, 165-170.
    NJMAh 165, 123
    • Västerbotten
      • Sandfors
    		T. Wikström, thesis from Stockholm University
      • Skellefteå
        • Boliden
    		No reference listed
        • Kåge
    		No reference listed
    USA
     
    • Michigan
      • Marquette Co.
    		Mineralogy of Michigan (E. W. Heinrich & G. W. Robinson)
    • New Mexico
      • Hidalgo Co.
    		Anthony, Bideaux, Bladh, Nichols: "Handbook of Mineralogy", Vol. 1, 1990
    Vietnam
     
    • Son La Province
      • Ban Phuc
    		Can Min 39, (2), 2001, 573-589
    Mineral and/or Locality
    Google
     
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