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Quabbin Aqueduct Shaft #10 locality, Hardwick, Worcester Co., Massachusetts, USA

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Latitude & Longitude (WGS84): 42° 22' 59'' North , 72° 9' 34'' West
Latitude & Longitude (decimal): 42.38306,-72.15944
Köppen climate type:Dfb : Warm-summer humid continental climate


A large rock dump left by the construction of a water tunnel (Quabbin Aqueduct).


Mineral List


24 valid minerals.

Regional Geology

This geological map and associated information on rock units at or nearby to the coordinates given for this locality is based on relatively small scale geological maps provided by various national Geological Surveys. This does not necessarily represent the complete geology at this locality but it gives a background for the region in which it is found.

Click on geological units on the map for more information. Click here to view full-screen map on Macrostrat.org

Early Devonian
393.3 - 419.2 Ma



ID: 2949424
Hardwick Tonalite

Age: Early Devonian (393.3 - 419.2 Ma)

Stratigraphic Name: Hardwick Tonalite

Description: Dark-gray, moderately to strongly foliated biotite tonalite to granodiorite gneiss; intrudes Dl.

Comments: Part of Merrimack Belt (Silurian, Devonian and Pennsylvanian Rocks)

Lithology: Major:{gneiss}

Reference: Horton, J.D., C.A. San Juan, and D.B. Stoeser. The State Geologic Map Compilation (SGMC) geodatabase of the conterminous United States. doi: 10.3133/ds1052. U.S. Geological Survey Data Series 1052. [133]

Data and map coding provided by Macrostrat.org, used under Creative Commons Attribution 4.0 License



This page 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. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.

References

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Shaub, B. M. (1941): Occurrence and Origin of Babingtonite and Other Minerals From Quabbin Aqueduct, Massachusetts (American Mineralogist 26:121.)
Hiller, John (1974). Massachusetts Mines and Minerals. (priv. pub.)

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