The New York and Honduras Rosario Mining Company ( NYHRMC ) produced US $ 60 million worth of gold and silver between 1882 and 1954 before discontinuing most of its operations.

Mining operations can be grouped into five major categories in terms of their respective resources.

Beginning in 1939, the hard-rock mining operations in the Red Mountain and Telluride mining districts began a lengthy consolidation under the Idarado Mining Company ( Idarado ), presently a division of Newmont Mining.

Mining operations developed by Dolch at Dolchburg and by the Olmos Coal, Coke, and Oil Company at Olmos were the largest coal producers in Texas around the turn of the 19th to 20th century.

In 1887, several investors established the Athens Mining and Manufacturing Company with plans to convert the town into a model industrial community and initiate large-scale mining operations in the area.

Mining operations ceased in the early twentieth century.

After a successful land auction in Harriman in 1890, the company established three subsidiaries: the East Tennessee Mining Company to administer the region's coal and iron extraction operations, the Harriman Coal & Iron Railroad Company to develop the local railroad system, and the Harriman Manufacturing Company to attract industries by providing start-up capital.

Cliffs Natural Resources owns and operates Northshore Mining, which has mining operations in Babbitt and crushing, concentrating ( grinding ) and pelletizing operations in Silver Bay, along with United Taconite which has mining operations in Eveleth and crushing, concentrating and pelletizing operations in Forbes.

Mining operations use crushers, commonly classified by the degree to which they fragment the starting material, with primary and secondary crushers handling coarse materials, and tertiary and quaternary crushers reducing ore particles to finer gradations.

Mining operations were begun on an extensive scale in 1864, and J. W. Lowden, an eastern capitalist, also erected a furnace at Cooper's Falls in De Kaib.

The Cyprus Anvil Mining Corporation established the first operations to mine the deposits, and established the town of Faro.

The Kola Mining and Metallurgical Company, a division of Norilsk Nickel, conducts nickel -, copper -, and platinum group metals-mining operations on the peninsula.

Mining operations in the Athabasca oil sands.

Mining operations continued to grow and by 1939 the Philippines ranked among the world ’ s leading gold producers, and second to the state of California among US producers.

Mining operations in the area during the early colonial period was carried out mostly by mining haciendas such as the Hacienda El Chorillo and the Hacienda San Juan Bautista, established by Cortés or soldiers of Cortés.

In the most renowned legal fight of farmers against miners, the farmers sued the hydraulic mining operations and the landmark case of Edwards Woodruff v. North Bloomfield Mining and Gravel Company made its way to the United States District Court in San Francisco where Judge Lorenzo Sawyer decided in favor of the farmers in 1884, declaring that hydraulic mining was “ a public and private nuisance ” and enjoining its operation in areas tributary to navigable streams and rivers.

Mining operations in the pit ended in 1974.

Mining operations spread to nearby areas such as Atotonilco, Actopan and Tizayuca.

Mining operations resumed in 1850, especially in the Rosario mine.

Mining operations were disrupted again by the Mexican Revolution in the early 20th century.

Mining engineers working in an established mine may work as an engineer for operations improvement, further mineral exploration, and operation capitalization by determining where in the mine to add equipment and personnel.

The association said it would post 24 hour guards at Gladden's home and at those of James Mining and Eugene Shiflett.

Mining of coal previously occurred at Qullissat but has been suspended.

His lectures at Columbia and Stanford universities were published in 1909 as Principles of Mining, which became a standard textbook.

The major sources of toxic waste in the water supply are the mercury mining combine at Haidarkan ; the antimony mine at Kadamzai ; the Kadzyi Sai uranium mine, which ceased extraction in 1967 but which continues to leach toxic materials into nearby Ysyk Köl ; the Kara-Balta Uranium Recovery Plant ; the Min Kush deposit of mine tailings ; and the Kyrgyz Mining and Metallurgy Plant at Orlovka.

Turquoise dated at 700 A. D. was mined in pre-Columbian America ; in the Cerillos Mining District in New Mexico, estimates are that " about 15, 000 tons of rock had been removed from Mt Chalchihuitl using stone tools before 1700.

Mining accidents continue worldwide, including accidents causing dozens of fatalities at a time, such as the 2007 Ulyanovskaya Mine disaster in Russia, the 2010 Upper Big Branch Mine disaster in the United States, and the 2009 Heilongjiang mine explosion in China.

Cart for carrying ore from a mine on display at the Historic Archive and Museum of Mining in Pachuca, Mexico.

Instead, Joachim Åkerman, the head of the School of Mining in Falun and a former professor of chemistry at KTH, took over.

* Jason Neal, investment banker, Co-Head of the Global Metals & Mining group at BMO Capital Markets

Mining the vein of the small-scale historical genre piece, in 1815 he painted Aretino and the Envoy of Charles V as well as Aretino and Tintoretto, an anecdotal painting whose subject, a painter brandishing a pistol at his critic, may have been especially satisfying to the embattled Ingres.

* Leadville photos and information at Western Mining History

* Central City Photos and Information at Western Mining History

* Idaho Springs Photos and Information at Western Mining History

Mining corporation Rio Tinto Group started production at its Fort Dauphin mine in January 2009, following several years of infrastructure preparation.

On 28 December 2005, the Emperor Gold Mining Company Limited, Fiji's largest private employer, announced that it would be laying off 374 workers at Vatukoula the following day.

Mining companies, meanwhile, had extracted vast quantities of silver from western mines ; the resulting oversupply drove down the price of their product, often to below the point at which the silver could be profitably extracted.

In 1998 Ross Mining of Australia began producing gold at Gold Ridge on Guadalcanal.

The production of X-rays by a bolt of lightning was theoretically predicted as early as 1925 but no evidence was found until 2001 / 2002, when researchers at the New Mexico Institute of Mining and Technology detected X-ray emissions from an induced lightning strike along a wire trailed behind a rocket shot into a storm cloud.

Many aspects of the area's mining history are depicted in exhibits at two local museums: the Mariposa History Museum, located in the town of Mariposa ; and the California Mining and Mineral Museum, located at the Mariposa Fairgrounds ( 2 miles east of Mariposa on Highway 49 ).

Mining at Privas saw the exploitation of local iron ore, which was quickly depleted.