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Parent department. Department of the Interior. For most of the 20th century, the United States Bureau of Mines ( USBM) was the primary United States government agency conducting scientific research and disseminating information on the extraction, processing, use, and conservation of mineral resources. The Bureau was abolished in 1996.
In 2015, the value of coal, metals, and industrial minerals mined in the United States was US$109.6 billion. 158,000 workers were directly employed by the mining industry. [1] The mining industry has a number of impacts on communities, individuals and the environment.
In Arizona, copper mining has been a major industry since the 19th century. In 2007, Arizona was the leading copper-producing state in the country, producing 750 thousand metric tons of copper, valued at $5.54 billion. Arizona's copper production was 60% of the total for the United States. Copper mining also produces gold and silver as ...
US annual gold production (1840–2012) In the United States, gold mining has taken place continually since the discovery of gold at the Reed farm in North Carolina in 1799. The first documented occurrence of gold was in Virginia in 1782. [1] Some minor gold production took place in North Carolina as early as 1793, but created no excitement.
The Interior Department's rule raises royalty rates for oil drilling by more than one-third, to 16.67%, in accordance with the sweeping 2022 climate law approved by Congress. The previous rate of ...
The Arizona Department of Mines and Mineral Resources (ADMMR) is a state government agency in the U.S. state of Arizona that has the purpose of promoting and developing the state's mineral resources . The department was established in 1939 as the Arizona Department of Mineral Resources. [1]
The California Geological Survey has had many names over its history. The original Geological Survey of California was replaced in April 1880 by the new California State Mining Bureau. This was renamed the Division of Mines in 1927. In 1962 the division's name was expanded to be California Division of Mines and Geology, a name that lasted until ...
Rosemont Copper is a proposed large open pit copper mine project by the Canadian mining corporation Hudbay Minerals. The project site is located within the Santa Rita Mountains and Coronado National Forest, in Pima County of southern Arizona. It has undergone a permitting review process under the direction of the United States Forest Service ...