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The firm's earliest predecessor was the Cleveland Iron Mining Company, founded in 1847 and chartered as a company by Michigan in 1850. [4] [5] Samuel Mather and six Ohio-based associates had learned of rich iron-ore deposits recently discovered in the highlands of the Upper Peninsula of Michigan.
It became Hanna Mining in 1885. Incorporation took place in 1922 and was named as the M.A. Hanna Company. In 1929 the Hanna Company transferred its blast furnaces, coke ovens, and other assets for stock of the National Steel Corporation. Hanna's bituminous coal properties were exchanged for stock of the newly formed Consolidation Coal Company ...
NACCO Industries, Inc. is an American publicly traded holding company, headquartered in Cleveland, Ohio.Through a portfolio of mining and natural resources businesses, the company operates under three business segments: Coal Mining, North American Mining, and Minerals Management. [1]
The company launched a $13.8 million expansion of operations in 2010. [9] In 2012, Cargill, along with Morton, its only competitor in the state, [14] were the target of an antitrust lawsuit filed by the Ohio Attorney General. [9] The suit alleged price fixing in rock salt sold to state and local governments. [15] In 2015, the case settled for ...
The Jeffrey Manufacturing Company, was an American industrial equipment manufacturing company, at one time the largest producer of coal cutting machines and mining locomotives in the world. It was established in 1878 as the Lechner Mining Machine Company, based in Columbus, Ohio , and is credited with producing America's first power-driven coal ...
American Consolidated Natural Resources, [1] previously known as Murray Energy, is a US-based coal mining company. It is the fourth largest coal producer in the country, and the largest privately-owned coal company. [2] [a] Founded in 1988 by Robert E. Murray, the company filed for bankruptcy in 2019.
From the 1960s to the late 1980s, the company employed nearly 1,000 people in southeastern Ohio, [4] producing up to 1.7 million tons of coal annually. [5] Today, it is still one of the major employers in Morgan County, Ohio , [ 6 ] although its high-sulfur coal now spurs little demand. [ 7 ]
Lundin Mining: Underground mine producing nickel and copper concentrates 18 (2018) [8] 15 Phoenix Lander County, Nevada: Newmont Mining Corporation: Gold-copper ore, concentrated and leached 16 (2018) [6] 16 Lisbon Valley San Juan County, Utah: Lisbon Valley Mining Company Copper ore, open pit, heap leached 10–15 (2018) [9] 17 Miami: Gila ...