Open-pit mining

Morenci is the largest copper mine in North America. Just before Richard started working there, they had set the world record for the highest production open pit mine in the world – 12.4 million tons of material were moved in 24 hours. It is geographically located in eastern Arizona. The mine is run by a company called Phelps Dodge. Approximately 2,000 people work at the mine. (“Morenci Copper Mine”) In the mid 90’s Richard Arstein was working at Caterpillar Proving Grounds, south of Tucson, as a test engineer. People there are only supposed to work for three to five years since it was a unique experience and an experience that they needed more people in the company to have, and he had been there five when an opportunity came up. There was a new exchange program in which Caterpillar and Phelps Dodge would trade employees for a while, and Richard signed up. He…

Minnesota once had a gold mine but it failed with that failure came the discovery of iron ore in the vermilion range and other ranges. Minnesota has the best iron/taconite range in the U.S. this is why. How the iron industry started. Leónidas and Alfred Merrit discovered iron ore on the Mesabi range. The first major discovery of iron ore was in the 1890s. Henry Oliver was the most influential businessmen at the start in the early 1900s. What the iron industry was like at its peak. The…

Mining in Kalgoorlie There are multiple active gold mines currently running in Kalgoorlie due to the gold deposits found underground in the area. The mines include; Daisy Milano Gold Mine, Frog's Leg Gold Mine, Super Pit Gold Mine, Kanowna Belle Gold Mine, Paddington Gold Mine, Randalls Gold Mine, South Kalgoorlie Gold Mine and White Foil Gold Mine. The majority of these mining sights are open pit, while the minority are underground. Open pit mines are generally less expensive, safer, easier to…

world non-renewable resources are extracted from the earth 's surface such as oil, copper, gold, iron, by mining industries daily. Mining companies are located anywhere around the world but Latin America specifically has many resources that Mining industries want. The most popular places; Peru, Chile, Mexico, Colombia, and Argentina have the largest amounts of mines and exportation of resources, but even though these are the largest in south America, mines are found in small countries such as…

Rio Tinto is a main worldwide mining gathering that spotlights on discovering, mining and handling the Earth's mineral assets. Our objective is to convey solid and maintainable shareholder comes back from our arrangement of world-class resources and our convincing pipeline of undertakings. We take a long haul, taught approach, creating and running long life, minimal effort, expandable operations that are equipped for conveying quality all through the cycle. Rio Tinto Group is…

The Premier Diamond Mining Company was founded by Thomas Cullinan (later Sir Thomas) in 1902, near the end of the second Boer War (South African War 1899 - 1902). The land was originally part of the Cornelis Minnaar Farm and was purchased for a sum total of £52,000 by Thomas. The company was first registered on the 6th November 1902 as the Premier Syndicate but was later re-registered as the Premier Transvaal Diamond Mining Company Ltd. on 1st December, 1902. Cullinan Village was established in…

EIS The Haile Gold Mine Company desires to construct and manage a gold mine at an existing mining site in the state of South Carolina. The mine they are looking at was previously used to mine gold, but has been dormant for quite some time. The proposed mining site requires a permit from the U.S. Army Corps of Engineers (USACE). The USACE, a federal agency, has determined from early information that the proposed project could cause notable affects to the environment. Since the USACE foresees…

Zenith is one of the largest mining and crushing equipment manufacturers in the world. It is recommended that processing infrastructure be sourced from Zenith if it economically viable. A crusher will be essential in processing the material. There are many different types of crushers available, such as; cone crusher, jaw crusher, grinding mill, ball mill and mobile crusher. It is recommended that the most economically viable crusher be assessed to determine the most appropriate processing…

In the last 60 years, Uranium mining has become the basis of one of the worlds most popular sources of energy. While Uranium is almost always used for nuclear energy, it is also used in medical isotopes. To obtain Uranium for nuclear power, it is generally mined in large open pit and underground mines. Like most other mines, mining Uranium destroys the ecosystem and landscape, produces lots of noise pollution, demolishes habitats and are very dangerous. More specifically, Uranium mines have an…

the miners or management. Second cause was not enough stone dusting at the Westray mine. Third cause was the miners were too intimidated to come forward about the dangers and the provincial inspectors weren't willing to act. For these reasons it made it very unsafe for the men to be working in the mine. The mine was very dangerous, but they still reopened in 1991. The mine was in Plymouth, Nova Scotia Canada. The mine exploded May 9 1992. The explosion killed 26 men. The mine was owned by…