Arch Coal is the 3rd largest Coal Company in the USA. During the year ended December 31, 2009, the Company sold approximately 126.1 million tons of coal and operated 19 active mines at 11 mining complexes located in the United States. On October 1, 2009, the Company acquired Rio Tinto’s Jacobs Ranch mine with 345 million tons of coal reserves and integrated it into the Black Thunder mine.International Coal on the other hand is a small producer with a market cap of $2.2 billion previously which has managed a nearly 50% premium.Market Cap of $2.2 Billion is a producer of coal in Northern and Central Appalachia .As of December 31, 2009, the Company operated a total of 11 surface and 11 underground coal mines located in Kentucky, Maryland, Virginia, West Virginia and Illinois.The Company’s mines in Central Appalachia produced 10.1 million tons of coal in 2009, and the mines in Northern Appalachia produced 3.9 million tons of coal in 2009.