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Golden Sunlight Mine
The Golden Sunlight mine is an open pit gold mine in Jefferson County, Montana, northeast of Whitehall Whitehall is a road and area in the City of Westminster, Central London. The road forms the first part of the A3212 road from Trafalgar Square to Chelsea. It is the main thoroughfare running south from Trafalgar Square towards Parliament Sq ... and east of Butte, Montana. The mine sits at an elevation of on the Bull Mountain range. Owned and operated by Barrick Gold, the mine has been in operation since 1975, and in 2016 produced of gold. Measured and indicated resources at December 2015 were at a gold grade of 1.46 grams per tonne. Golden Sunlight is a conventional open-pit mine with a co-located ore treatment plant using carbon-in-pulp technology as well as sand tailings retreatment, where pyrite is gravity-separated from the cyclone underflow fraction, and reground and leached to recover gold that would otherwise be lost to tailings. In total mine operations ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Open Pit Mining
Open-pit mining, also known as open-cast or open-cut mining and in larger contexts mega-mining, is a surface mining technique of extracting rock or minerals from the earth from an open-air pit, sometimes known as a borrow. This form of mining differs from extractive methods that require tunnelling into the earth, such as long wall mining. Open-pit mines are used when deposits of commercially useful ore or rocks are found near the surface. It is applied to ore or rocks found at the surface because the overburden is relatively thin or the material of interest is structurally unsuitable for tunnelling (as would be the case for cinder, sand, and gravel). In contrast, minerals that have been found underground but are difficult to retrieve due to hard rock, can be reached using a form of underground mining. To create an open-pit mine, the miners must determine the information of the ore that is underground. This is done through drilling of probe holes in the ground, then plotting eac ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Gold Mine
Gold Mine may refer to: *Gold Mine (board game) *Gold Mine (Long Beach), an arena *"Gold Mine", a song by Joyner Lucas from the 2020 album '' ADHD'' See also * ''Gold'' (1974 film), based on the novel ''Gold Mine'' by Wilbur Smith *Gold mining Gold mining is the extraction of gold resources by mining. Historically, mining gold from alluvial deposits used manual separation processes, such as gold panning. However, with the expansion of gold mining to ores that are not on the surface, ... * Goldmine (other) {{disambiguation ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Jefferson County, Montana
Jefferson County is a county in Montana, United States. As of the 2020 census, the population was 12,085. Its county seat is Boulder. The county was created in 1865 and named for President Thomas Jefferson. Jefferson County is part of the Helena, MT Micropolitan Statistical Area. Geography According to the United States Census Bureau, the county has a total area of , of which is land and (0.2%) is water. Major highways * Interstate 15 * Interstate 90 * U.S. Highway 12 * U.S. Highway 287 * Montana Highway 2 * Montana Highway 41 * Montana Highway 55 * Montana Highway 69 Adjacent counties * Lewis and Clark County - north * Broadwater County - east * Gallatin County - southeast * Madison County - south * Silver Bow County - west * Deer Lodge County - west * Powell County - northwest National protected areas * Deerlodge National Forest (part) * Helena National Forest (part) Politics Demographics 2000 census As of the 2 ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Montana
Montana () is a state in the Mountain West division of the Western United States. It is bordered by Idaho to the west, North Dakota and South Dakota to the east, Wyoming to the south, and the Canadian provinces of Alberta, British Columbia, and Saskatchewan to the north. It is the fourth-largest state by area, the eighth-least populous state, and the third-least densely populated state. Its state capital is Helena. The western half of Montana contains numerous mountain ranges, while the eastern half is characterized by western prairie terrain and badlands, with smaller mountain ranges found throughout the state. Montana has no official nickname but several unofficial ones, most notably "Big Sky Country", "The Treasure State", "Land of the Shining Mountains", and " The Last Best Place". The economy is primarily based on agriculture, including ranching and cereal grain farming. Other significant economic resources include oil, gas, coal, mining, and lumber. The health ca ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Whitehall, Montana
Whitehall is a town in Jefferson County, Montana, United States. The population was 1,006 at the 2020 census. It is part of the Helena Micropolitan Statistical Area. The town is nestled in the Jefferson Valley, which is shadowed by the Tobacco Root and Highland Mountain ranges and sits in the heart of the Deerlodge National Forest. It is also within 23–60 miles of three major airports, four colleges, five ski resorts, seven major rivers, mountain lakes for fishing and backpacking, four lakes for boating, and three hot springs. There are numerous snowmobiling trails for winter riding and summer trail rides. The mountain ranges surrounding the valley, provide excellent opportunity for hunting big game. Whitehall's local attractions include Lewis and Clark Caverns State Park, Jefferson River, Ringing Rocks, and the Jefferson Valley Museum. History Whitehall began as a rail depot created by the Northern Pacific and Montana Railroad on September 25, 1889. The name for the de ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Butte, Montana
Butte ( ) is a consolidated city-county and the county seat of Silver Bow County, Montana, United States. In 1977, the city and county governments consolidated to form the sole entity of Butte-Silver Bow. The city covers , and, according to the 2020 United States Census, 2020 census, has a population of 34,494, making it Montana's List of municipalities in Montana, fifth largest city. It is served by Bert Mooney Airport with airport code BTM. Established in 1864 as a mining camp in the northern Rocky Mountains on the Continental Divide of the Americas, Continental Divide, Butte experienced rapid development in the late-nineteenth century, and was Montana's first major industrial city. In its heyday between the late-nineteenth and early-twentieth centuries, it was one of the largest copper boomtowns in the American West. Employment opportunities in the mines attracted surges of Asian and European immigrants, particularly the Irish people, Irish; as of 2017, Butte has the largest ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Barrick Gold
Barrick Gold Corporation is a mining company that produces gold and copper with 16 operating sites in 13 countries. It is headquartered in Toronto, Ontario, Canada. It has mining operations in Argentina, Canada, Chile, Côte d'Ivoire, Democratic Republic of the Congo, Dominican Republic, Mali, Papua New Guinea, Saudi Arabia, Tanzania, the United States and Zambia. In 2019, it produced 5.5 million ounces of gold at all-in sustaining costs of $894/ounce and 432 million pounds of copper at all-in sustaining costs of $2.52/pound. the company had 71 million ounces of proven and probable gold reserves. Barrick has met or beaten market consensus on its financial and operating results for eleven consecutive quarters as of Q3 2021. Barrick had been the world's largest gold mining company until Newmont Corporation acquired Goldcorp in 2019. Barrick expects to produce between 4.6 and five million ounces of gold and between 440 and 500 million pounds of copper in 2020. Chief executive Ma ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Gold Mines In The United States
Gold is a chemical element with the symbol Au (from la, aurum) and atomic number 79. This makes it one of the higher atomic number elements that occur naturally. It is a bright, slightly orange-yellow, dense, soft, malleable, and ductile metal in a pure form. Chemically, gold is a transition metal and a group 11 element. It is one of the least reactive chemical elements and is solid under standard conditions. Gold often occurs in free elemental (native state), as nuggets or grains, in rocks, veins, and alluvial deposits. It occurs in a solid solution series with the native element silver (as electrum), naturally alloyed with other metals like copper and palladium, and mineral inclusions such as within pyrite. Less commonly, it occurs in minerals as gold compounds, often with tellurium (gold tellurides). Gold is resistant to most acids, though it does dissolve in aqua regia (a mixture of nitric acid and hydrochloric acid), forming a soluble tetrachloroaurate anion. Gold is i ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Buildings And Structures In Jefferson County, Montana
A building, or edifice, is an enclosed structure with a roof and walls standing more or less permanently in one place, such as a house or factory (although there's also portable buildings). Buildings come in a variety of sizes, shapes, and functions, and have been adapted throughout history for a wide number of factors, from building materials available, to weather conditions, land prices, ground conditions, specific uses, prestige, and aesthetic reasons. To better understand the term ''building'' compare the list of nonbuilding structures. Buildings serve several societal needs – primarily as shelter from weather, security, living space, privacy, to store belongings, and to comfortably live and work. A building as a shelter represents a physical division of the human habitat (a place of comfort and safety) and the ''outside'' (a place that at times may be harsh and harmful). Ever since the first cave paintings, buildings have also become objects or canvasses of much artistic ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
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