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  2. Boyers, Pennsylvania - Wikipedia

    en.wikipedia.org/wiki/Boyers,_Pennsylvania

    The abandoned mines have provided opportunities for underground storage facilities since 1954. The Iron Mountain Corporation merged with the longtime owner of the facility in 1998 and operates a large storage facility located in a former limestone mine close to Boyers. The Corbis photographic collection is stored there.

  3. Iron Mountain (company) - Wikipedia

    en.wikipedia.org/wiki/Iron_Mountain_(company)

    Iron Mountain Inc. is an American enterprise information management services company founded in 1951 and headquartered in Boston, Massachusetts.Its records management, information destruction, and data backup and recovery services are supplied to more than 220,000 customers [2] in 58 countries throughout North America, Europe, Latin America, Africa, Asia, and Oceania.

  4. Iron mining in the United States - Wikipedia

    en.wikipedia.org/wiki/Iron_mining_in_the_United...

    Because iron and steel-making at the time consumed more coal than iron ore, the steel mills moved closer to the coal mines to minimize transportation costs. Although later overshadowed by production from the Lake Superior mines, iron ore mining in New Jersey and New York continued until the 1960s. Iron mining in Pennsylvania ended in 1973.

  5. Pine Grove Iron Works - Wikipedia

    en.wikipedia.org/wiki/Pine_Grove_Iron_Works

    The Pine Grove Iron Works was a smelting facility in southcentral Pennsylvania during the Industrial Revolution. The works is notable for remaining structures that are historical visitor attractions of Pine Grove Furnace State Park , including the furnace stack of the Pine Grove Furnace.

  6. Iron Mountain Mine - Wikipedia

    en.wikipedia.org/wiki/Iron_Mountain_Mine

    Iron Mountain Mine, also known as the Richmond Mine at Iron Mountain, is a mine near Redding in Northern California, US. Geologically classified as a "massive sulfide ore deposit", the site was mined for iron , silver , gold , copper , zinc , quartz , and pyrite intermittently from the 1860s until 1963.

  7. 'Johnstown history': Marker to be dedicated for 112 victims ...

    www.aol.com/johnstown-history-marker-dedicated...

    Jul. 6—JOHNSTOWN, Pa. — Approximately 120 years ago, 112 miners walked into the Rolling Mill Mine portal on the morning of July 10, 1902, but none returned home that day. An explosion, caused ...

  8. Acid mine drainage - Wikipedia

    en.wikipedia.org/wiki/Acid_mine_drainage

    Iron Mountain Mine, Shasta County, California, United States; Monday Creek, Ohio, US; The Irwin Syncline in Southwestern Pennsylvania; Pronto mine tailings site, Elliot Lake area, Ontario, Canada; North Fork of Kentucky River, Kentucky, US; Old Forge borehole, Lackawanna River, Pennsylvania. Discharges 40–100 million gallons of acid mine ...

  9. South Mountain Iron Company - Wikipedia

    en.wikipedia.org/wiki/South_Mountain_Iron_Company

    The South Mountain Iron Company was the owner of the Pine Grove Furnace in Cumberland County, Pennsylvania, along South Mountain after the 1864 $1,500,000 (~$23.8 million in 2023) purchase from Jay Cooke & Company. [1]