Groton Soapstone Quarry, Groton, Middlesex Co., Massachusetts, USAi
| Regional Level Types | |
|---|---|
| Groton Soapstone Quarry | Quarry (Abandoned) |
| Groton | - not defined - |
| Middlesex Co. | County |
| Massachusetts | State |
| USA | Country |
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Key
Latitude & Longitude (WGS84):
42° 37' 35'' North , 71° 34' 25'' West
Latitude & Longitude (decimal):
Locality type:
Quarry (Abandoned) - last checked 2019
Köppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| Groton | 1,124 (2017) | 1.7km |
| East Pepperell | 2,059 (2017) | 4.3km |
| Pepperell | 2,504 (2017) | 4.6km |
| Ayer | 2,868 (2017) | 7.4km |
| Dunstable | 2,878 (2017) | 9.2km |
A soapstone deposit discovered and first worked by John Fitch in 1828, whose farm was located on Common Street. Beginning in 1864 the quarry was operated by the Groton Soapstone Company, later called the Union Stone Company.
The Groton Soapstone Company was legally dissolved in 1872.
Select Mineral List Type
Standard Detailed Strunz Dana Chemical ElementsCommodity List
This is a list of exploitable or exploited mineral commodities recorded at this locality.Mineral List
1 valid mineral.
Detailed Mineral List:
| ⓘ 'Soapstone' Reference: Gleba, 1978. Massachusetts Mineral & Fossil Localities |
| ⓘ Talc Formula: Mg3Si4O10(OH)2 Reference: Gleba, 1978. Massachusetts Mineral & Fossil Localities |
| ⓘ Talc var: Steatite Formula: Mg3(Si4O10)(OH)2 Reference: Gleba, 1978. Massachusetts Mineral & Fossil Localities |
List of minerals arranged by Strunz 10th Edition classification
| Group 9 - Silicates | |||
|---|---|---|---|
| ⓘ | Talc | 9.EC.05 | Mg3Si4O10(OH)2 |
| ⓘ | var: Steatite | 9.EC.05 | Mg3(Si4O10)(OH)2 |
| Unclassified Minerals, Rocks, etc. | |||
| ⓘ | 'Soapstone' | - | |
List of minerals arranged by Dana 8th Edition classification
| Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings | |||
|---|---|---|---|
| Sheets of 6-membered rings with 2:1 layers | |||
| ⓘ | Talc | 71.2.1.3 | Mg3Si4O10(OH)2 |
| Unclassified Minerals, Mixtures, etc. | |||
| ⓘ | 'Soapstone' | - | |
| ⓘ | Talc var: Steatite | - | Mg3(Si4O10)(OH)2 |
List of minerals for each chemical element
| H | Hydrogen | |
|---|---|---|
| H | ⓘ Talc | Mg3Si4O10(OH)2 |
| H | ⓘ Talc (var: Steatite) | Mg3(Si4O10)(OH)2 |
| O | Oxygen | |
| O | ⓘ Talc | Mg3Si4O10(OH)2 |
| O | ⓘ Talc (var: Steatite) | Mg3(Si4O10)(OH)2 |
| Mg | Magnesium | |
| Mg | ⓘ Talc | Mg3Si4O10(OH)2 |
| Mg | ⓘ Talc (var: Steatite) | Mg3(Si4O10)(OH)2 |
| Si | Silicon | |
| Si | ⓘ Talc | Mg3Si4O10(OH)2 |
| Si | ⓘ Talc (var: Steatite) | Mg3(Si4O10)(OH)2 |
References
Sort by
Year (asc) Year (desc) Author (A-Z) Author (Z-A) In-text Citation No.Green, Samuel Abbott (1912), The Natural History and the Topography of Groton, Massachusetts, Cambridge, Massachusetts, University Press.
General Court of Massachusetts Acts and Resolves of 1872
External Links
http://www.grotonhistoricalsociety.org/wp-content/uploads/2013/08/Jan2013-GHS-Newsletter-FINAL.pdf - Groton Historical Society Newsletter article about soapstone quarry walking tour
http://books.gpl.org/GPLDL4/GrotonSoapstoneQuarryFormH.pdf
http://books.gpl.org/GPLDL4/GrotonSoapstoneQuarryFormH.pdf
Other Regions, Features and Areas containing this locality
North America PlateTectonic Plate
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Groton Soapstone Quarry, Groton, Middlesex Co., Massachusetts, USA