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A historical account is given in Maryland Geological Survey Volume Two. [3] The Cockeysville was also mined for crushed stone at what is now called Quarry Lake. [4] It was known as the McMahon Quarry in the 1940s. The Cockeysville was mined by Lafarge and by Martin Marietta Inc. at the Marriottsville Quarry, Marrtiottsville, Maryland.
Beaver Dam, Maryland, a now "flooded marble quarry in Cockeysville, Maryland, that has been used as a swimming location since the 1930s. Source of dolomitic marble known specifically as Cockeysville Marble for the Washington Monument in Washington, D.C. and many other purposes in the eastern U.S. Greenspring Quarry, now a lake, Pikesville, Maryland
Macadam is a type of road construction pioneered by Scottish engineer John Loudon McAdam c. 1820, in which crushed stone is placed in shallow, convex layers and compacted thoroughly. A binding layer of stone dust (crushed stone from the original material) may form; it may also, after rolling, be covered with a cement or bituminous binder to ...
The quarry was the source of stone for two Potomac River canals: the Patowmack Canal (opened in 1802, and officially known as the Great Falls Skirting Canal) on the Virginia side of Great Falls; and the C&O Canal, having supplied red sandstone for the latter for locks 9, 11, 15 - 27, and 30, the accompanying lock houses, and Aqueduct No. 1 ...
In addition to use in buildings, gneiss from Jones Falls and Gwynn Falls quarries was used for foundations, roads, and curbstones in Baltimore. Some quarrymen referred to the gneiss as "blue stone" due to the blue-gray color of its fresh surface. The last building stone quarry in Baltimore closed in 1958. [6]
Substitutes for crushed stone used as construction aggregates include sand and gravel, iron and steel slag, sintered or expanded clay or shale, and perlite or vermiculite. [7] A crushed stone barge in China Crushed stone laid as a road base. Crushed stone is a high-volume, low-value commodity. The industry is highly competitive and is ...
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