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The Pittsburgh coal seam is the thickest and most extensive coal bed in the Appalachian Basin; [1] hence, it is the most economically important coal bed in the eastern United States. The Upper Pennsylvanian Pittsburgh coal bed of the Monongahela Group is extensive and continuous, extending over 11,000 mi 2 through 53 counties.
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 ...
An underground transportation system connecting the Ormsby mine with other local coal mines was begun in 1867. [4] Like many mine railroads in the Pittsburgh area, this was a 3 ft 4 in (1,016 mm) narrow gauge line. [5] After the coal was removed, it was transported underground from the South Hills to industries along the Monongahela river.
NMMR's oldest mine: 1792 anthracite coal, "Old Mine." One of NMMR's oldest mine maps: 1859 anthracite coal map from Hazleton Coal Co. The NMMR contains digital and microfilm maps of surface and underground coal, metal, and non-metal mines throughout the United States. Some of the information that can be obtained from the repository includes:
On November 18, 1901, the Rainbow Coal Company was sold to the Pennsylvania Mining Company, later called the Pittsburgh Coal Company. It was purchased from the Whitsett Family for $6,500.00. The Pennsylvania Mining Company/Pittsburgh Coal Company named the coal mine at Whitsett, PA - Banning #2. Banning #2 at Whitsett began mining coal in 1902 ...
In the early history of Pittsburgh, Mount Washington was known as Coal Hill, but Coal Hill was actually on the south bank of the Monongahela River. [1] Easy access to the Pittsburgh coal seam's outcrop near the base of Mount Washington allowed several mines to operate there. Also, rock was quarried from the hill.
The Allegheny Group, often termed the Allegheny Formation, [2] is a Pennsylvanian-age geological unit in the Appalachian Plateau.It is a major coal-bearing unit in the eastern United States, extending through western and central Pennsylvania, western Maryland and West Virginia, and southeastern Ohio.
The company operated the Coal Hill Coal Railroad, a 1.5-mile (2.4 km), 3 ft 4 in (1,016 mm) narrow gauge railroad until 1871, when it was sold to the Pittsburgh and Castle Shannon Railroad, which lengthened the line. [5] The company assumed control of the Montour Railroad in 1901. Coal miner Louis Shafer, Pittsburgh Coal Company (1946).