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Oligonite

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Big Photo

Rebentão mine, Lagares do Estanho mines, Queiriga, Vila Nova de Paiva, Viseu District, Portugal
© Martins da Pedra

Show Oligonite Photos (2)



Formula:
(Fe,Mn)CO
 
3
Name:From the Greek όλίγος, small, due to the lower specific gravity ofn this variety due to substituted Mn for Fe.
A variety of Siderite

A manganoan variety of Siderite, with up to 40% MnCO3 [Clark, 1993 - "Hey's Mineral Index"]

Classification of Oligonite

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Chemical Properties of Oligonite

Formula:
(Fe,Mn)CO
 
3
Essential elements:C, Fe, O
All elements listed in formula:C, Fe, Mn, O

Other Names for Oligonite

Synonyms:
ManganospaeriteOligonsideriteOligon SparOligonspath
Other Languages:
German:Manganospaerit
Oligonit
Oligonsiderit
Spanish:Manganospaerita
Oligonita
Oligonsiderita

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 Oligonite

Reference List:

- +
Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: Halides, Nitrates, Borates, Carbonates, Sulfates, Phosphates, Arsenates, Tungstates, Molybdates, Etc. John Wiley and Sons, Inc., New York, 7th edition, revised and enlarged: 170.

Internet Links for Oligonite

Search Engines:
  • Look for Oligonite on Google
  • Look for Oligonite images on Google
    • Mineral Dealers:
  • Buy minerals from YourMineralCollection
  • Buy fine minerals and gemstones from Pala International
  • Fine Minerals from Weinrich Minerals, Inc.
  • webminerals
  • SpiriferMinerals.com - high quality low prices
  • Wilensky Fine Minerals
  • Fine and rare minerals from mintreasure.com
  • Search for Oligonite on Well-Arranged Molecules
  • Oligonite specimens for sale - minfind.com
  • Find Oligonite on www.crystalclassics.co.uk
  • Mineral Classics - Worldwide Collector Quality Minerals and Gems
  • rare and unusual minerals mainly crystallized
    • Jobs:
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    • Localities for Oligonite

    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.
    Czech Republic
     
    • Bohemia (Böhmen; Boehmen)
      • Pardubice Region
    		Prachař, I.: Současný stav výskytu nerostů ve Chvaleticích. Acta musei Reginaehradecensis, série A: vědy přírodní, 1981, roč. XVI., s. 99-102.
    Hungary
     
    • Pest Co.
      • Börzsöny Mts.
    		Koch: Minerals of Hungary, 1985
    Kosovo
     
    • Kosovska Mitrovica
      • Trepča valley
    		http://www.spathfluor.com/_open/open_us/us_op_mines/us_divtrepca.htm
    Peru
     
    • Pasco Department
      • Pasco Province
        • Simón Bolívar District
    		7th Biennial, SGA, Athens, 2003
    Poland
     
    • Lower Silesia (Dolnośląskie)
      • Sowie Mts
    		Pieczka A., Łobos K., Sachanbiński M. 2004: The first occurence of elbaite in Poland. Mineralogia Polonica, vol. 35, 3-14
    Portugal
     
    • Guarda District
      • Sabugal
        • Bendada Quarries
    		Pedro Alves collection
    Russia
     
    • Far-Eastern Region
      • Khabarovskiy Kray
        • Malyi Khingan Range
    		Varentsov, I.M. (1996): Manganese ores of supergene zone: Geochemistry of formation. Springer (Berlin, Heidelberg, New York), 342 pp.
      • Primorskiy Kray
    		Dobrovol’skaya, M.G., Genkin, A.D., Bortnikov, N.S., and Golovanova, T.I. (2008): Geology of Ore Deposits 50(1), 75-85.
    Slovakia
     
    • Banská Bystrica Region
      • Rimavská Sobota Co.
        • Tisovec
    		Koděra et all.,1990: Topografická mineralógia Slovenska, I-III, 1590p
      • Žarnovica Co.
    		Koděra et all.,1990: Topografická mineralógia Slovenska, I-III, 1590p
    • Košice Region
      • Rožňava Co.
        • Dobšiná (Dobschau) Mining District
    		Koděra et all.,1990: Topografická mineralógia Slovenska, I-III, 1590p
    • Prešov Region
      • Prešov Co.
    		Duda et. all.,1981:Minerály severnej časti Slanských vrchov. Min.Slovca,Monografia 2,Bratislava, 98 p
    USA
     
    • Colorado
      • Lake Co.
        • Leadville District
    		AmMin 19:304
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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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