Mindat Logo
Home Page Log In Message Board The Mindat Directory
Register Search Pages Chat Now! (2 online) Mindat Auctions

Skippenite

Formula:
Bi
 
2
TeSe
 
2
System:TrigonalColour:Steel-gray
Hardness:2½
Name:Named after George Skippen, Professor of Geology.


Tetradymite Group.

Classification of Skippenite

IMA status:Approved
Strunz 8th edition ID:2/D.09-50
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:2.11.7.6

2 : SULFIDES
11 : AmBnXp, with (m+n):p = 2:3
Hey's CIM Ref.:3.7.36

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
mindat.org URL:http://www.mindat.org/min-3680.html
Please feel free to link to this page.

Type Occurrence of Skippenite

Type Locality:Otish Mts uranium deposit, Otish Mountains, Baie-James, Nord-du-Québec, Québec, Canada
Year of Discovery:1987

Physical Properties of Skippenite

Lustre:Metallic
Diaphaneity (Transparency):Opaque
Colour:Steel-gray
Streak:Black
Hardness (Mohs):2½

Crystallography of Skippenite

Crystal System:Trigonal
Cell Parameters:a = 4.18Å, c = 29.12Å
Ratio:a:c = 1 : 6.967
Unit Cell Volume:V 440.63 ų (Calculated from Unit Cell)

Chemical Properties of Skippenite

Formula:
Bi
 
2
TeSe
 
2
Essential elements:Bi, Se, Te
All elements listed in formula:Bi, Se, Te
Common Impurities:Cu,Pb,S

Relationship of Skippenite 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.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.05Tsumoite
BiTe
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-S:BiPbTe
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
3.7.26Tsumoite
BiTe
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
3.7.37Kochkarite
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 Skippenite

Synonyms:
IMA1986-033
Other Languages:
German:Skippenit
Russian:Скиппенит
Spanish:Skippenita

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 Skippenite

Reference List:Canadian Mineralogist (1987): 25: 625-638.

American Mineralogist (1989): 74: 947.

Internet Links for Skippenite

Search Engines:
  • Look for Skippenite on Google
  • Look for Skippenite images on Google
    • External Links:
  • Look for Skippenite on Webmineral
  • Look for Skippenite on Athena Mineralogy
  • Look for Skippenite on Wikipedia
  • Look for Skippenite on Mineralien Atlas
  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Search for Skippenite in the Natural History Museum (London) online catalogue
  • Skippenite details from Handbook of Mineralogy (PDF)
    • Mineral Dealers:
  • Edwards Minerals - Fine Specimens
  • Buy fine minerals and gemstones from Pala International
  • Search for - Skippenite - on e-Rocks Mineral Sales & Auctions
  • SpiriferMinerals.com - high quality specimens
  • Buy Minerals and Crystals from Crystalarium.com
  • Top quality minerals from Kristalle of California
  • Find Skippenite on www.crystalclassics.co.uk
  • Buy minerals from Mineralium.com
  • Buy Fine Minerals from mineralsweb.com
  • Mineral Classics - Worldwide Collector Quality Minerals and Gems
  • Fine Minerals from Dan Weinrich Minerals
  • The Arkenstone - Fine Minerals
    • Jobs:
  • Mining & Geology Jobs

    • Page Sponsor

    Sponsorship:This page is currently not sponsored. Click here to sponsor this page.

    Localities for Skippenite

    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.
    (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.
    Canada
     
    • Québec
      • Nord-du-Québec
        • Baie-James
          • Otish Mountains
    		Zdenek, J., Picot, P., and Ruhlmann, F. (1987): Canadian Mineralogist 25, 625-638.
    Mexico
     
    • Sonora
      • Mun. de Moctezuma
    		Lapis 2001(1), 11-40
    Russia
     
    • Far-Eastern Region
      • Kamchatka Oblast'
    		V.A. Kovalenker, O.Yu. Plotinskaya (2005): Te and Se mineralogy of Ozernovskoe and Prasolovskoe epithermal gold deposits, Kuril – Kamchatka volcanic belt. Geochemistry, Mineralogy and Petrology 43, 118-123. [http://www.geology.bas.bg/mineralogy/gmp_files/gmp43/Kovalenker.pdf]
    Mineral and/or Locality
    Google
     
    www.mindat.org Web
    Copyright © Jolyon Ralph and Ida Chau 1993-2009. 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. If you would like to add information to improve the quality of our database, then click here to register. Current server date and time: 7th Nov 2009 18:19:16