− | '''Arch Coal''', Inc. {{NYSE|ACI}} is the second-largest [[coal]] producer in the [[United States]], claiming to contribute approximately 12% of America’s coal supply (140 million tons in [[2005]]). The company's mines are located in [[Wyoming]], [[Utah]], [[Colorado]], [[West Virginia]], [[Kentucky]], and [[Virginia]]. The corporate headquarters are in [[St. Louis, Missouri|St. Louis]], [[Missouri]]. | + | '''Arch Coal''', Inc. {{NYSE|ACI}} is the second-largest [[coal]] producer in the [[United States]], claiming to contribute approximately 12% of America’s coal supply (140 million tons in [[2005]]). The company's mines are located in [[Directory:Wyoming|Wyoming]], [[Directory:Utah|Utah]], [[Directory:Colorado|Colorado]], [[Directory:West Virginia|West Virginia]], [[Directory:Kentucky|Kentucky]], and [[Directory:Virginia|Virginia]]. The corporate headquarters are in [[Directory:St. Louis, Missouri|St. Louis]], [[Directory:Missouri|Missouri]]. |
− | Arch Mineral Corporation began in [[1969]], as a partnership between Ashland Oil (now Ashland, Inc.) and the [[H. L. Hunt|Hunt]] family of [[Dallas, Texas]]. Arch Coal was formed in [[July 1997]] by merger of this privately held Arch Mineral and publicly traded Ashland Coal, Inc., which had been formed in [[1975]] as a [[subsidiary]] of Ashland Oil. | + | Arch Mineral Corporation began in [[1969]], as a partnership between Ashland Oil (now Ashland, Inc.) and the [[H. L. Hunt|Hunt]] family of [[Directory:Dallas, Texas|Dallas]]. Arch Coal was formed in [[July 1997]] by merger of this privately held Arch Mineral and publicly traded Ashland Coal, Inc., which had been formed in [[1975]] as a [[subsidiary]] of Ashland Oil. |
| In [[June 1998]], Arch Coal purchased the coal assets of [[Atlantic Richfield]], which were mostly in the central [[Rocky Mountains]]. | | In [[June 1998]], Arch Coal purchased the coal assets of [[Atlantic Richfield]], which were mostly in the central [[Rocky Mountains]]. |