BHP Group Limited, also known as Broken Hill Proprietary Company and formerly as BHP Billiton is an Australian multinational mining and metals public company that was founded in August 1885 and is headquartered in Melbourne, Australia.
Rio Tinto Group is a British-Australian multinational company that is the world's second largest metals and mining corporation. It was founded in 1873 when a group of investors purchased a mine complex on the Rio Tinto, in Huelva, Spain, from the Spanish government. It has grown through a long series of mergers and acquisitions. Although primarily focused on extraction of minerals, it also has significant operations in refining, particularly the refining of bauxite and iron ore. It has joint head offices in London, England and Melbourne, Australia.
The Diavik Diamond Mine is a diamond mine in the North Slave Region of the Northwest Territories, Canada, about 300 km (190 mi) northeast of Yellowknife.
Massey Energy Company was a coal extractor in the United States with substantial operations in West Virginia, Kentucky and Virginia. By revenue, it was the fourth largest producer of coal in the United States and the largest coal producer in Central Appalachia. By coal production weight, it was the sixth largest producer of coal in the United States.
Rio Tinto, meaning "red river", may refer to:
Aluminum Corporation of China Limited, is a state-owned multinational aluminium company headquartered in Beijing, People's Republic of China. It is a publicly-traded company, listed in Hong Kong and in Shanghai. In 2021, it was the world's largest aluminum producer, ahead of China Hongqiao Group, Rusal and Shandong Xinfa.
The NRG Gladstone Power Station is a power station at Callemondah, Gladstone, Queensland, Australia. It is Queensland's largest power station, with six coal powered steam turbines generating a maximum of 1,680 MW of electricity. Power from the station was first generated in 1976.
Rio Tinto Coal Australia (RTCA) was an Australian coal mining organisation, that was part of the worldwide Rio Tinto Group. In 2018, Rio Tinto completed the sale of its remaining assets
Jadarite is a white, earthy monoclinic silicate mineral, sodium lithium boron silicate hydroxide (LiNaSiB3O7(OH) or Na2OLi2O(SiO2)2(B2O3)3H2O).
Arch Resources, previously known as Arch Coal, is an American coal mining and processing company. The company mines, processes, and markets bituminous and sub-bituminous coal with low sulfur content in the United States. Arch Resources is the second-largest supplier of coal in the United States, behind Peabody Energy. As of 2011 the company supplied 15% of the domestic market. Demand comes mainly from generators of electricity.
The Black Thunder Coal Mine is a surface coal mine in the U.S. state of Wyoming, located in the Powder River Basin which contains one of the largest deposits of coal in the world. In 2022, the mine produced 62,180,000 short tons (56,410,000 t) of coal, over 25% of Wyoming's total coal production.
The mineral industry of Mozambique plays a significant role in the world's production of aluminium, beryllium, and tantalum. In 2006, Mozambique's share of the world's tantalum mine output amounted to 6%; beryllium, 5%; and aluminium, 2%. Other domestically significant mineral processing operations included cement and natural gas.
Coal mining is an industry in transition in the United States. Production in 2019 was down 40% from the peak production of 1,171.8 million short tons in 2008. Employment of 43,000 coal miners is down from a peak of 883,000 in 1923. Generation of electricity is the largest user of coal, being used to produce 50% of electric power in 2005 and 27% in 2018. The U.S. is a net exporter of coal. U.S. coal exports, for which Europe is the largest customer, peaked in 2012. In 2015, the U.S. exported 7.0 percent of mined coal.
The Cordero Rojo Mine is a coal mining complex located in the state of Wyoming in the United States, in the coal-rich Powder River Basin. The mine is of open pit construction and employs several dragline excavators. Two coal-processing facilities are located on-site, and crushed coal is shipped by rail to electric utility customers in the south and west of the United States. The mine employs between 430 and 540 people.
Rio Tinto Energy America (RTEA) was a wholly owned American subsidiary of the England and Australia-based mining giant, the Rio Tinto Group, headquartered in Gillette, Wyoming, United States. The company, previously known as Kennecott Energy after another of Rio Tinto's American subsidiaries, was formed in 1993 when Rio Tinto purchased NERCO and placed that company's Spring Creek coal mine and Antelope coal mine under the RTEA umbrella. Subsequent acquisitions included the Cordero Mining Company, the Colowyo Coal Company, and the Jacobs Ranch coal mine. RTEA operated four mines in Wyoming and Montana, supplying fuel for the generation of approximately 6% of the United States' electricity consumption. The RTEA mines were spun off to Cloud Peak Energy in 2010.
Foundation Coal Holdings, Inc. was a large American coal mining company. Until its July 31, 2009 merger with Alpha Natural Resources to form the third largest American coal company, the company was publicly traded on the New York Stock Exchange under the symbol FCL. With corporate offices in Linthicum Heights, Maryland, the former Foundation Coal operates coal mines in Pennsylvania, West Virginia and Wyoming, and was, prior to its merger with Alpha Natural Resources, the fourth-largest American coal producer by tonnage.
Turquoise Hill Resources was a Canadian mineral exploration and development company headquartered in Montreal, Quebec, and since December 2022, a wholly owned subsidiary of Rio Tinto Group. The company was called Ivanhoe Mines until August 2, 2012 when a financing agreement was completed with Rio Tinto. Rio Tinto acquired full ownership of Turquoise Hill in December 2022.
Sam Walsh AO is an Australian businessman who was elected to the Mitsui & Co board as a non-executive Director on 21 June 2017. Prior to this he was chief executive officer (CEO) of London-based mining company Rio Tinto Group, from 2013 to 2016.
The North Antelope Rochelle Mine is the largest coal mine in the world. Located in Campbell County, Wyoming, about 65 miles (105 km) south of Gillette, it produced 85.3 million tons of coal in 2019.
Cloud Peak Energy Inc. is a company headquartered in Gillette, Wyoming which mines coal in the Powder River Basin. The company was formed as a corporate spin-off from Rio Tinto Energy America in 2009. In its 2009 Annual Report Rio Tinto stated that it held a 48.3% stake in Cloud Peak Energy and its directly owned mines. Cloud Peak Energy also has a 50% stake in the Decker Coal Company, which operates the Decker Mine in Montana.
