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

Granite pegmatite. Feldspar quarry 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.
King, V. and Foord, E., 1994, 2000, Mineralogy of Maine.





Map Reference: 44°16'59"N , 70°38'26"W

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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
Perhamite
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
var: Watermelon Tourmaline'

Uraninite
Uranophane
Vesuvianite
Wölsendorfite
Zircon


54 entries listed. 40 valid minerals. 2 erroneous literature entries.

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Copyright © Jolyon Ralph and Ida Chau 1993-2009. Jobs in Maine, 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: 22nd Oct 2009 13:05:45