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Coal mining in Pennsylvania (2 C, 24 P) M. Mines in Pennsylvania (7 P) Mining communities in Pennsylvania (2 C, 3 P) Mining museums in Pennsylvania (4 P)
The Pittsburgh Coalfield (Pittsburgh Coal Region) is the largest of the Western Pennsylvania coalfields. It includes all or part of Allegheny, Fayette, Greene, Washington, and Westmoreland Counties in Pennsylvania. Coal has been mined in Pittsburgh since the 18th century. U.S. Steel and Bethlehem Steel owned Karen, Maple Creek, and Ellsworth ...
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A rock with high economic value from Pennsylvania is anthracite coal. Before mining began, there was an estimated 22.8 billion tons of anthracite in Pennsylvania. In 2001, 12 billion tons still remained in the ground, most of which was not economically feasible to mine. [3]
Carbondale was the site of the first deep vein anthracite coal mine [7] in the United States, and was the site of the Carbondale mine fire which burned from 1946 to the early 1970s. Carbondale has struggled with the demise of the once-prominent coal mining industry that had once made the region a haven for immigrants seeking work.
In Pennsylvania, the Bureau of Abandoned Mine Reclamation evaluates sites for eligibility, assessing whether a site was last mined for coal before Aug. 3, 1977, and whether the current property ...
^ Florida's state gem, moonstone, was adopted to highlight Florida's role in the United States' Lunar program, which landed the first astronauts on the Moon. [81] ^ Since 1983, Massachusetts has had 3 other official state rocks: State Historical Rock (Plymouth Rock), State Explorer Rock (Dighton Rock), and State Building and Monument Stone . In ...
Crum Creek (from the Dutch, meaning "crooked creek") is a creek in Delaware County and Chester County, Pennsylvania, flowing approximately 24 miles (39 km), generally in a southward direction and draining into the Delaware River in Eddystone, Pennsylvania. [1]