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  2. Gold mining in the United States - Wikipedia

    en.wikipedia.org/wiki/Gold_mining_in_the_United...

    South Carolina had a number of lode gold mines along the Carolina Slate Belt. [42] The Haile deposit was discovered in Lancaster County in 1827, and at least 257,000 troy ounces (8,000 kg) of gold were extracted intermittently between then and 1942, when the gold mine was ordered closed as nonessential to the war effort. Beginning in 1951, the ...

  3. List of ghost towns in Pennsylvania - Wikipedia

    en.wikipedia.org/wiki/List_of_ghost_towns_in...

    A coal mining ghost town, often known as Humphries after the owner of the mine. [27] Claghorn: Indiana County: East Wheatfield Township: Along the Ghost Town Trail: Cokeville: Broad Fording Westmoreland County: Derry Township: Submerged a Pennsylvania Canal & coal mining ghost town, under the waters of Conemaugh River Lake. [28] Cold Spring ...

  4. List of gold mines in the United States - Wikipedia

    en.wikipedia.org/wiki/List_of_gold_mines_in_the...

    This list of gold mines in the United States is subsidiary to the list of mines article and lists working, defunct and future mines in the country and is organised by the primary mineral output. For practical purposes stone, marble and other quarries may be included in this list.

  5. Connellsville Coalfield - Wikipedia

    en.wikipedia.org/wiki/Connellsville_Coalfield

    The Connellsville Coalfield is located in Fayette County and Westmoreland County, Pennsylvania, between the city of Latrobe and the small borough of Smithfield. It is sometimes known as the Connellsville Coke Field. This is because the section of the Pittsburgh coal seam here was famous as one of the finest metallurgical coals in the world. It ...

  6. Barclay, Pennsylvania - Wikipedia

    en.wikipedia.org/wiki/Barclay,_Pennsylvania

    The ghost town of Barclay, in Franklin Township, Bradford County, Pennsylvania, was a coal mining town. Coal was transported down the mountain by a gravity powered incline plane rail system. There was a brake house at the top of Barclay Mountain. The loaded cars were attached to a cable that pulled the empty cars back up.

  7. Pittsburgh coal seam - Wikipedia

    en.wikipedia.org/wiki/Pittsburgh_coal_seam

    Mined out areas of the Pittsburgh Seam in Pennsylvania and West Virginia as of 1973. In 1760, Captain Thomas Hutchins visited Fort Pitt and reported that there was a mine on Coal Hill, the original name given to Mount Washington across the Monongahela River from the fort. The coal was extracted from drift mine entries into the Pittsburgh coal ...

  8. How a proposed solar project prompted this Centre County ...

    www.aol.com/news/proposed-solar-project-prompted...

    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 ...

  9. Category:Mining in Pennsylvania - Wikipedia

    en.wikipedia.org/.../Category:Mining_in_Pennsylvania

    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)