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Carlton Quarry, Chester, Windsor Co., Vermont, USA

A soapstone mine, then later a grit talc mine. Located 2½ miles West of Chester. Started about 1894 by the Vermont Mineral Products Co., Inc. Ultramafic tectonic deposit in Reading gneiss. Workings featured an oval pit 250 feet by 150 feet and about 200 feet deep. [NOTE: This mine no longer exists. The dumps were landscaped and a house built on the site. The mine hole itself is a pond in the back yard...]

References:

Rocks & Minerals 15:369-371

Nicolay & Stone (1967): Rocks & Minerals: A Guide For Collectors of the Eastern US, p.181.

Clements, Robert and Robinson, Douglas (1996): The Carlton Quarry, Chester, Windsor County, Vermont (Rocks & Minerals 71:231)

Gait, Robert and Veblen, David (1996): Chesterite, Jimthompsonite, and Clinojimthompsonite from the Type Locality: Carlton Quarry, Chester, Windsor County, Vermont (Rocks & Minerals 71:275)







Map Reference: 43°15'N , 72°40'W

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Mineral List:
Actinolite
Albite
Ankerite
Anthophyllite
Apatite-(CaF)
Biotite
Calcite
Chalcopyrite
Chesterite (TL)
Chromite
Clinochlore
Clinochlore
var: Ripidolite

Clinojimthompsonite (TL)
Clinozoisite
Cummingtonite
Dolomite
var: Ferroan Dolomite
Epidote
Ferrohornblende
'Garnet Group'
Ilmenite
Jimthompsonite (TL)
Magnesite
Magnetite
Pyrite
Pyrrhotite
Quartz
var: Smoky Quartz

Rutile
Schorl
'Serpentine Group'
Spinel
Talc
Zoisite


33 entries listed. 27 valid minerals. 3 type localities (valid minerals).

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Copyright © Jolyon Ralph and Ida Chau 1993-2009. Jobs in Vermont, 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 Nov 2009 01:43:47