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Fletcher Quarry, Groton, Grafton Co., New Hampshire, USA

Ref.: 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: 868.

Moore and Ito (1978), Mineralogical Magazine: 42: 309-323.

New Hampshire Plutonic Suite pegmatite, Grafton field. Located near the village of North Groton. (Has produced remarkable examples of hydroxylherderite, strengite, phosphosiderite, strunzite and other pegmatite phosphates.)


PLEASE TAKE NOTICE: Fletcher Mine Groton NH has been closed to the public for 20 years. Property is posted. Prosecution will result of tresspassing. Adjoining property with mines is also privately owned. Please respect wishes of property owners concerned with your safety in mind.





Mineral List:
  		•  Albite
  		• Almandine
  		• Arsenopyrite
  		• Autunite
  		• Beraunite
  		• Bermanite
  		• Bertrandite
  		• Beryl
  		• Brazilianite
  		• Childrenite
  		• Dufrénite
  		• Frondelite
  		• Graftonite
  		• Herderite
  		• Heterosite
  		• Hureaulite
  		• Hydroxylherderite
  		• Jahnsite-(CaMnFe) (TL)
  		• Jahnsite-(CaMnMg)
  		• Laueite
  		• Leucophosphite
  		• Ludlamite
  		• Meta-autunite
  		• Microcline
  		• Muscovite
  		• Paravauxite
  		• Phosphosiderite
  		• Quartz
       var: Smoky Quartz
  		• Rockbridgeite
  		• Stewartite
  		• Strengite
  		• Strunzite
  		• Torbernite
  		• Triphylite
  		• Triplite
  		• Vivianite
  		• Wolfeite
  		• Xanthoxenite


    39 entries listed. 37 valid minerals. 1 type locality (valid mineral). 1 erroneous literature entry.

    The above list contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database!
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    Copyright © Jolyon & Ida Ralph 1993-2008. Jobs in New Hampshire, 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.