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Thomaston Dam railroad cut, Thomaston, Litchfield Co., Connecticut, USA

Stilbite-Ca
Thomaston Dam railroad cut, Thomaston, Litchfield Co., Connecticut, USA

Photo: 2000 John H. Betts

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Mineral List

Actinolite
Albite
var: Oligoclase
Almandine
Anatase
Anglesite
'Apophyllite'
Aragonite
Autunite
Axinite-(Fe)
'Axinite Group'
Baryte
Beryl
'Biotite'
Brookite
Calcite
Cerussite
'Chabazite'
Chalcopyrite
'Chlorite Group'

Clinozoisite
Copiapite
Datolite
Diopside
Epidote
Fluorapatite
Fluorite
Galena
Goethite
Graphite
Greenockite
Grossular
Harmotome
Hemimorphite
'Heulandite'
'Hornblende'
Hydrozincite
Ilmenite
Jarosite
Kaolinite

Kyanite
Laumontite
'Limonite'
Magnetite
Malachite
Melanterite
Microcline
Montmorillonite
Mordenite
Muscovite
var: Sericite
Natrolite
Opal
var: Opal-AN
'Phillipsite'
Phlogopite
Prehnite
Pyrite
Pyrolusite ?
Pyromorphite
Pyrrhotite

Quartz
var: Smoky Quartz
Rutile
Schorl
Sillimanite
Smithsonite
Sphalerite
Staurolite
'Stilbite'
Stilbite-Ca
Stilpnomelane
Sulphur
Titanite
'Tourmaline'
Vanadinite
Wulfenite
Wurtzite

78 entries listed. 62 valid minerals.

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References

Zodac, Peter (1959): Minerals at Thomaston Dam, Connecticut; Rocks & Minerals: 34: 3.

Hiller, John (1968): Collecting at Thomaston, Connecticut; Rocks & Minerals: 43: 746-747.

Molon, Joseph (1976): Minerals from Thomaston Dam, Thomaston, Connecticut; Rocks & Minerals: 51: 449.

Ryerson, Kathleen (1972) Rock Hounds Guide to Connecticut, Thomaston Dam Site, Thomaston: 36-37.

Henderson, William A. (1979): Microminerals. Thomaston Dam. Mineralogical Record: 10: 239-241.

Henderson, William A. (1995). Microminerals of Connecticut; Rocks & Minerals: 70: 420-425.

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Copyright © Jolyon Ralph and Ida Chau 1993-2013. 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: 25th Apr 2013 15:50:33