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Jenkins Quarry (Hill's Quarry), Andover, Essex Co., Massachusetts, USA

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Ref.: Gleba, 1978: Mass, Min. & Fossil Loc; Wall, Eby, and Winter,2004: Geoarchaeological traverse -- soapstone, clay and bog iron in Andover, Middleton, Danvers and Saugus, Massachusetts.

Soapstone quarry ca. 1830s - 1840s. Steatite bed in hornblende gneiss.




Group 4 - Oxides and Hydroxides
  		• Magnetite4.BB.05
    Fe
    2+
     
    		Fe
    3+
    2
    		O
     
    4
    Group 5 - Nitrates and Carbonates
  		• Calcite5.AB.05
    CaCO
     
    3
    Group 9 - Silicates
  		• Talc9.EC.05
    Mg
     
    3
    		Si
     
    4
    		O
     
    10
    		(OH)
     
    2
      var: Steatite9.EC.05
    Mg
     
    3
    		Si
     
    4
    		O
     
    10
    		(OH)
     
    2
    Unclassified Minerals
  		• 'Amphibole Group'-
  		• 'Chlorite Group'-
  		• 'Hornblende'-
  		• 'Soapstone'-


    8 entries listed. 4 valid minerals.

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    Copyright © Jolyon Ralph and Ida Chau 1993-2009. Jobs in Massachusetts, USA 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: 28th Nov 2009 05:24:41