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Beaver Dam Quarry (Baker and Connelly Quarry), Cockeysville, Baltimore Co., Maryland, USA
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Beaver Dam Quarry, Cockeysville, Baltimore Co., Maryland, USA

Photo: 2007 Peter Cristofono
Latitude: 39°28'N
Longitude: 76°38'W
A marble quarry owned by the Beaver Dam Marble Co. Started 1879 and reportedly abandoned and water-filled by 1940. Exposed Cockeysville Marble. The bottom portion of the Washington Monument is made with marble from this quarry.

Mineral List


7 entries listed. 7 valid minerals.

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Clark, W. B. et. al. (1898) Building and decorative stones of Maryland: Maryland Geological Survey Volume 2, Part 2 pages 176.

Ostrander, C. W. & W. E. Price (1940) Minerals of Maryland: Natural History Society of Maryland , 92 p.

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Copyright © Jolyon Ralph and Ida Chau 1993-2014. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them. 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 thousands 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.
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