A soapstone deposit discovered and first worked by John Fitch in 1828. Beginning in 1864 the quarry was operated by the Groton Soapstone Company. (Abbott, 1912).
References:
Abbott, Samuel (1912): The Natural History and the Topography of Groton, Massachusetts.
Mineral List:3 entries listed. 1 valid mineral.
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!