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Jeffersonite

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Formula:
Ca(Mn,Zn,Fe)Si
 
2
O
 
6
A variety of Augite

A zincian manganoan variety of augite, a clinopyroxene.
Originally described from Passaic Pit (Marshall Mine; Passaic Mine), Sterling Hill, Ogdensburg, Franklin Mining District, Sussex Co., New Jersey, USA.

Classification of Jeffersonite

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Chemical Properties of Jeffersonite

Formula:
Ca(Mn,Zn,Fe)Si
 
2
O
 
6
Essential elements:Ca, Mn, O, Si
All elements listed in formula:Ca, Fe, Mn, O, Si, Zn

Other Names for Jeffersonite

Other Languages:
German:Jeffersonit
Spanish:Jeffersonita

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.

Internet Links for Jeffersonite

Search Engines:
  • Look for Jeffersonite on Google
  • Look for Jeffersonite images on Google
  • Mineral Dealers:
  • The Arkenstone - Fine Minerals
  • Fine and rare minerals from mintreasure.com
  • rare and unusual minerals mainly crystallized
  • Buy fine minerals and gemstones from Pala International
  • Buy RARE Minerals from Rocks of Africa
  • SpiriferMinerals.com - high quality low prices
  • webminerals
  • Buy minerals from YourMineralCollection
  • Find Jeffersonite on www.crystalclassics.co.uk
  • DAKOTA MATRIX offers Cabinet and Rare Species from Worldwide Localities.
  • Fine Minerals from Weinrich Minerals, Inc.
  • Mineral Classics - Worldwide Collector Quality Minerals and Gems
  • Specimens:The following Jeffersonite specimens are currently listed for sale on minfind.com.
    Jobs:
  • Mining & Geology Jobs
  • Localities for Jeffersonite

    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.
    Australia
     
    • South Australia
      • Olary Province
        • Plumbago Station
    Record of Mines-Summary Card No:60
    No reference listed
    Sweden
     
    • Västmanland
      • Ljusnarsberg
        • Kopparberg
    USA
     
    • New Jersey
      • Sussex Co.
        • Franklin Mining District
    Van King
          • Ogdensburg
            • Sterling Hill
    Mineral and/or Locality
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    Copyright © Jolyon Ralph and Ida Chau 1993-2012. 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.
    Current server date and time: 20th Dec 2012 03:34:08
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