Mindat Logo
Home Page Log In Message Board The Mindat Directory
Register Search Pages Chat Now! (10 online) Mindat Auctions

Oldhamite

Big Photo

Dąbrowka Wielka, Siemianowice Śląskie, Katowice area, Upper Silesian Coal Basin, Upper Silesia (Śląskie), Poland
© L Kruszewski 2006

Formula:
(Ca,Mg)S
System:IsometricColour:pale brown to dark brown
Hardness:4
Name:Named after T. Oldham (1816-1878), Director of the Indian Geological Survey (1850-1876).


Galena Group.

Classification of Oldhamite

IMA status:Valid - first described prior to 1959 (pre-IMA) - "Grandfathered"
Strunz 8th edition ID:2/C.15-20
Nickel-Strunz 10th (pending) edition ID:2.CD.10

2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
C : Metal Sulfides, M: S = 1: 1 (and similar)
D : With Sn, Pb, Hg, etc.
Hey's CIM Ref.:3.4.2

3 : Sulphides, Selenides, Tellurides, Arsenides and Bismuthides (except the arsenides, antimonides and bismuthides of Cu, Ag and Au, which are included in Section 1)
4 : Sulphides etc. of Group II metals other than Hg (Mg, Ca, Zn, Cd)
mindat.org URL:http://www.mindat.org/min-2970.html
Please feel free to link to this page.

Type Occurrence of Oldhamite

Type Locality:The Bustee meteorite, Gorakhpur, Basti District, Basti Division, Uttar Pradesh, India
Year of Discovery:1862

Physical Properties of Oldhamite

Colour:pale brown to dark brown
Hardness (Mohs):4
Cleavage:Distinct/Good

Crystallography of Oldhamite

Crystal System:Isometric
Cell Parameters:a = 5.69Å
Unit Cell Volume:V 184.22 ų (Calculated from Unit Cell)

Chemical Properties of Oldhamite

Formula:
(Ca,Mg)S
Essential elements:Ca, S
All elements listed in formula:Ca, Mg, S
Common Impurities:Mg,Na,Fe,Cu

Relationship of Oldhamite to other Species

Related Minerals - Nickel-Strunz Grouping):
2.CD.05Herzenbergite
SnS
2.CD.05Teallite
(Pb,Sn)SnS
 
2
2.CD.10Alabandite
Mn
2+
 
S
2.CD.10Altaite
PbTe
2.CD.10Clausthalite
PbSe
2.CD.10Galena
PbS
2.CD.10Niningerite
(Mg,Fe
2+
 
,Mn
2+
 
)S
2.CD.10Keilite
(Fe
2+
 
,Mg)S
2.CD.25Cinnabar
HgS
Related Minerals - Hey's Index Grouping:
3.4.1Niningerite
(Mg,Fe
2+
 
,Mn
2+
 
)S
3.4.3Mátraite
ZnS
3.4.4Sphalerite
(Zn,Fe
2+
 
)S
3.4.5Wurtzite
(Zn,Fe)S
3.4.6Stilleite
ZnSe
3.4.7Greenockite
CdS
3.4.8Hawleyite
CdS
3.4.9Cadmoselite
CdSe

Other Names for Oldhamite

German names:
Oldhamit
Russian names:
Ольдгамит
Spanish names:
Oldhamita

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 Oldhamite

Reference List:Maskelyne (1862), Phil. Trans. (1870): 160: 195.

Palache, Charles, Harry Berman & Clifford Frondel (1944), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana Yale University 1837-1892, Volume I: Elements, Sulfides, Sulfosalts, Oxides. John Wiley and Sons, Inc., New York. 7th edition, revised and enlarged, 834pp.: 208-209.

Mineralogical Magazine: 37: 144-145.

Lapis (1998): 23: 7-8, 32.

Internet Links for Oldhamite

Search Engines:
  • Look for Oldhamite on Google
  • Look for Oldhamite images on Google
    • External Links:
  • Look for Oldhamite on Webmineral
  • Look for Oldhamite on Athena Mineralogy
  • Look for Oldhamite on Wikipedia
  • Look for Oldhamite on Mineralien Atlas
  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Search for Oldhamite in the Natural History Museum (London) online catalogue
  • Oldhamite details from Handbook of Mineralogy (PDF)
    • Mineral Dealers:
  • Top quality minerals from Kristalle of California
  • Fine Minerals from Dan Weinrich Minerals
  • Mineral Classics - Worldwide Collector Quality Minerals and Gems
  • Search for Oldhamite at Thames Valley Minerals
  • Buy from David K Joyce minerals
  • Rare and Unusual minerals at Mineralogical Research Company
  • High-end worldwide specimens & outstanding customer service
  • Fabre Minerals - search for Oldhamite specimens
  • rare and unusual minerals mainly crystallized
  • Find Oldhamite on www.crystalclassics.co.uk
  • Lapis Mineral Magazin
  • Wendel Minerals - Auktion & Shop
    • Jobs:
  • Mining & Geology Jobs

    • Page Sponsor

    Sponsorship:This page is currently not sponsored. Click here to find out how you can sponsor this page.

    Localities for Oldhamite

    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.
    These maps work faster with Firefox!
    (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.
    Antarctica
     
    • Eastern Antarctica
      • Victoria Land
        • Allan Hills
    		bersite, troilite, daubreelite, and djerfisherite
    Azerbaijan
     
    • Naxçıvan (Naxcivan; Nakhichevan) Muxtar Respublikasi
      • Shusha
    		http://rruff.geo.arizona.edu/doclib/hom/roedderite.pdf.
    Canada
     
    • Alberta
      • Abee
    Estonia
     
    • Viljandi Co.
      • Vohma
        • Pillistfer
    France
     
    • Midi-Pyrénées
      • Aveyron
    		Eytier J.R. & Ch., Favreau G., Devouard B., Vigier J. (2004), Minéraux de pyrométamorphisme de Lapanouse-de Sévérac (Aveyron), Cahier des Micromonteurs, n°3, pp: 3-58
    Germany
     
    • Bavaria
      • Swabia
        • Allgäu
          • Füssen
    		G. Simon et al. : "The Meteorite Neuschwanstein", 5th International Conference "Mineralogy & Museums", Paris, Sept. 5-8th 2004, Bull. de Liaison de la Soc. Franç. de Minéralogie et Cristallographie, 2004, Vol 16, N°2.
    • Thuringia
      • Gera
        • Ronneburg U deposit
    		T. Witzke & F. Rüger: Lapis 1998(7/8), 26-64
    India
     
    • Uttar Pradesh
      • Basti Division
        • Basti District
          • Gorakhpur
    		Min Mag 37 (1969), 144
    Poland
     
    • Lubelskie
      • Zamosc
    		The Meteoritical Bulletin, No. 84, (August, 2000)
    • Upper Silesia (Śląskie)
      • Upper Silesian Coal Basin
        • Katowice area
          • Siemianowice Śląskie
    		Kruszewski L. 2006: Oldhamite-periclase-portlandite-fluorite assemblage and coexisting minerals of burnt dump in Siemianowice Śląskie - Dąbrówka Wielka area (Upper Silesia, Poland) - preliminary report. Mineralogia Polonica Special Papers, vol.28, 118-120
    Russia
     
    • Urals Region
      • Chelyabinsk Oblast'
        • Chelyabinsk coal basin
          • Korkino
    		Am Min 90:1556-1562
        • Magnitka
    Sudan
     
    • Kassala
      • Gash delta
    		 Hey, M. H. & Easton, A. J. in Geochimica et Cosmochimica Acta 31(10):1789-1790 (1967)
    USA
     
    • Kansas
      • Norton Co.
    		Lunar and Planetary Science XXXII (2001)
    • Texas
      • Lubbock Co.
    Yemen
     
    • South Yemen
    Mineral and/or Locality
    Google
     
    www.mindat.org Web
    Copyright © Jolyon & Ida Ralph 1993-2008. 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.