Why Are Mines Deep Inside The Earth

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Why are coal mines deep inside the earth - answers

Why a miner is never permitted to smoke inside a coal mine? Fire and explosion are MAJOR safety hazards Coal, and coal dust, is readily ignitable, and most coal mines have some level of methane gaswhy are gold mines deep inside theearth - durbanlizardscoza,why are gold mines deep inside theearth, Did You Know The Gold In The Earth's Core Could Cover The Earth The top ten deepest mines in the world - Mining Technology,Savuka gold mine operated by AngloGold Ashanti is one of the deepest mines in the world Image courtesy of AngloGold Ashanti Image courtesy of AngloGold Ashanti The Driefontein gold mine in the Gauteng Province of South Africa is extended to a depth of 34km

How did coal get so deep inside earth - Answers

A surprising amount of water is found deep inside the earth Someartesian wells are between 3,000 and 5,000 feet below the surfaceThe Temperature Of The Earth As Shown By Deep Mines,The Temperature Of The Earth As Shown By Deep Mines At a recent meeting of the American Society of Civil Engineers, observations on the temperature of the earth, as shown by deep mines, were presented by Messrs Hamilton Smith, Jr, and Edward B DorseyWhy is the air temperature very hot in deep mines? | Yahoo ,25082010 · It should make sense then, that when you go very deep within the crust, where deep mines are located, it gets hotter The gradient is something like 25 or 30 degrees celcius per kilometer you go within the Earth Hope this was helpful

Terrifying Facts About the World's Deepest Gold Mine

The mine is as deep as 10 Empire State Buildings, and its 236 miles of tunnels are longer than the New York subway Every day, 4,000 workers descend into the mine through elevators—or, as they What is the deepest man has penetrated below the earth's ,The deepest is 3,777 metres at the Western Deep Levels gold mine in the Transvaal, South Africa The earth is not spherical and the best approximation is an ellipse rotated about its minor axis Why dont we start digging deep into the earth's crust for ,In a sense we do that already in our deep oil and gas wells and some of the incredibly deep; hard-rock mines for diamonds in South Africa and for copper in the southwest of the US, but that is probably not the kind of depth that you are thinking of Those mineral projects are all limited to the relatively thin crust of the earth and the question is probably looking deeper, into the super-heated plastic like matter

Organisms living inside the Earth far outnumber all the

Scientists found a rich ecosystem deep inside the planet The "deep biosphere" contains mostly bacteria and microbes The amount of life below the surface is hundreds of times greater than the The Temperature Of The Earth As Shown By Deep Mines,At a recent meeting of the American Society of Civil Engineers, observations on the temperature of the earth, as shown by deep mines, were presented by Messrs Hamilton Smith, Jr, and Edward B DorseyWhy is the air temperature very hot in deep mines? | Yahoo ,25082010 · It should make sense then, that when you go very deep within the crust, where deep mines are located, it gets hotter The gradient is something like 25 or 30 degrees celcius per kilometer you go within the Earth Hope this was helpful

Why dont we start digging deep into the earth's crust for

In a sense we do that already in our deep oil and gas wells and some of the incredibly deep; hard-rock mines for diamonds in South Africa and for copper in the southwest of the US, but that is probably not the kind of depth that you are thinking of Those mineral projects are all limited to the relatively thin crust of the earth and the question is probably looking deeper, into the super-heated plastic like matterDiamond collection brings deep Earth to the surface ,Diamond collection brings deep Earth to the surface Analysis of diamonds provides a look inside Earth's mantle Date: November 8, 2016 Source: Denver Museum of Nature & ScienceWhat is the deepest man has penetrated below the earth's ,The deepest is 3,777 metres at the Western Deep Levels gold mine in the Transvaal, South Africa The earth is not spherical and the best approximation is an ellipse rotated about its minor axis

Inside the ‘rat hole’ mines where Indians risk their lives

Abdul Alim spent less than a week working inside the 370-foot-deep coal mine before deciding he’d had enough The pit was too dangerous, the risk of flooding too great, the safety equipment Why do coal and petroleum have to be mined from deep ,Why do coal and petroleum have to be mined from deep inside the earth why are they called fossil fuel - Science - Rocks Soil and MineralsDepth of the Deepest Mine - The Physics Factbook,"The deepest mine in this region (Witwatersrand) is currently Western Deep mine, a network of tunnels which penetrates 35 km into the Earth's crust" 3500 m Structure of the Earth

This Precious Stone Discovered Deep Inside The Earth

Deep within the bowels of the Earth, workers are toiling away in one of South Africa’s most famous diamond mines But while it may seem just like any other day in the mine, something extraordinary is about to be found Something so extraordinary, in fact, that no scientist has ever seen it in nature – despite it being among the most plentiful minerals on the planetCould you dig a hole all the way to the Earth’s mantle ,Unlike your childhood fantasy, the scientists don't have any ambitions of boring a tunnel all the way through the planet That probably isn't even possible, since the enormous heat and pressure inside the Earth would make crawling down such a passageway impossible, even if it somehow didn't collapseThis Precious Stone Discovered Deep Inside The Earth ,Deep within the bowels of the Earth, workers are toiling away in one of South Africa’s most famous diamond mines But while it may seem just like any other day in the mine, something extraordinary is about to be found Something so extraordinary, in fact, that no scientist has ever seen it in nature – despite it being among the most plentiful minerals on the planet

How deep can a mine be before the heat is too great? - reddit

It's why the Earth's core is still warm and why Earth is tectonically active still So the answer to your question is rather complicated - but there's plenty there, much moreWhy do coal and petroleum have to be mined from deep ,A fossil fuel is natural fuel such as coal or gas, formed in the geological past from the remains of living organisms which have been obtained from the earth or the oceans etc Now, since the natural gases, coals, coke or petroleum etc are obtained from natural resources like from mines or oceans so they are called as fossil fuelsPressure and density of air in mines - NOPR: Home,Mines are the deepest cavities in the Earth’s crust, where man has set foot and worked The observed temperature The observed temperature gradients within the mines range from 10 to 50 K/km

Top 10 deepest mines on the planet - Mineral Processing

The company owns the South Deep gold mine, the seventh deepest pit with an area of 4,268ha The operation is located 45km south-west of Johannesburg TheBBC - Earth - The strange beasts that live in solid rock ,The study suggests that microbes, buried deep in the Earth's crust, altered the ancient rocks' chemical makeup Meanwhile, Borgonie has continued to look for worms in other deep placesWhy is the temperature inside the mine in Chile so high ,31082010 · the earth has a thermal gradient from its center (where it is very very very hot) to the surface (where it is about the same as the avarage annual air temperature at the location) it is roughly linear with distance, and is basically the result of the loss of internal heat of the earth out into space

New study quantifies deep reaction behind 'superdeep' diamonds

Now, new research shows deep inside the Earth, fast reactions between subducted tectonic plates and the mantle at specific depths may be responsible for generating the most valuable diamondsgold in the Earth’s core - Physorg - News and Articles ,Gold comes from mines, deep inside the earth - how could this have been deposited by an asteriod?!? Not possible RealScience 46 / 5 (9) Sep 07, 2011 OverweightAmerican - you are joking, right Why does gravity decrease as we go down into the Earth ,We therefore know that once we are inside the Earth, any mass that isn't as deep as we are has no net effect on us One can also use Gauss's Law to demonstrate the same thing One can also use Gauss's Law to demonstrate the same thing

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