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Tamminen Quarry, Greenwood, Oxford Co., Maine, USA

Feldspar mine opened in 1930; also produced about 500 pounds of pollucite. Now worked for mineral specimens, including rare pseudocubic quartz crystals. Oxford pegmatite field. Erroneously called the Howard Quarry by Morrill, P., Rocks & Min.: 16: 279.

Refs.:
Rocks & Min. 12:244; 58:181; 62:443
Stevens, 1972: Gems & Minerals of Oxford Co.
Thompson, Joyner, Woodman & King, 1991: A Collector's Guide to Maine Mineral Localities, 2nd ed.





Mineral List:
  • Albite
       var: Cleavelandite
  • Almandine
  • Apatite-(CaF)
  • Autunite
  • Bertrandite
  • Beryl
  • Biotite
  • Bismuth
  • Calcite
  • Cassiterite
  • Columbite-(Mn)
  • Cookeite
  • Dickinsonite-(KMnNa)
  • Elbaite
  • Eosphorite
  • Fairfieldite
  • Fourmarierite
  • 'Gummite'
  • Hureaulite
  • Hydroxylherderite
  • Lepidolite
  • Lithiophilite
  • 'Manganese Oxides
    var: Manganese Dendrites'
  • Meionite
  • Meta-autunite
  • Microcline
  • Montebrasite
  • Montmorillonite
  • Muscovite
       var: Damourite
  • Petalite
  • Phosphosiderite
  • 'Pinite'
  • Pollucite
  • Purpurite
  • Quartz
       var: Amethyst
       var: Citrine
       var: Milky Quartz
       var: Rose Quartz
       var: Smoky Quartz
  • Scheelite
  • Schorl
  • Sphalerite
  • Spodumene
  • Tantalite-(Mn)
  • 'Tourmaline Group
    var: Watermelon Tourmaline'
  • Uraninite
  • Uranophane
  • Vesuvianite
  • Wölsendorfite
  • Zircon


    53 entries listed. 40 valid minerals. 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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