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What are two ways to mine coal?
Coal is mined by two methods: surface or 'opencast' mining or underground or 'deep' mining.The choice of mining method largely depends on the geology of the coal deposit. Underground mining currently accounts for a bigger share of world coal production than opencast; although in several important coal producing countries surface mining is more common.
What are the 5 minerals mined from the earth?
ALL minerals are mined from the earth.
Can petroleum and coal be mined from continental shelf?
Yes, both can be mined from the continental shelf.
Most valuable rock mined in Indiana?
coal is a valuble rock mined in Indiana
Petroleum and coal can be mined from the continental shelf.?
No
What are two important natural resources mined in the US?
Aluminum and coal.
Where were the coal mines?
Mines in which the coal was mined.
How did they mine for coal?
they mined rocks for coal.
What can be mined in Iowa?
Coal and lead can be mined in Iowa.
Which were mined in the past and which are still mined today?
Gold, silver, and coal have been mined in the past and are still being mined today. However, new technologies and increasing demand have also led to the mining of rare earth elements, lithium, and copper in more recent times.
What does Indiana mines?
Bituminous coal and limestone are mined in Indiana.
How is garnet mined?
its mined by coal im 99.9% sure
What mineral is mined in Orissa?
Coal is mined principally in Orissa
What mineral mined in Orissa?
Coal is mined principally in Orissa
Is coal mined as an ore?
no
What is mined in Mississippi?
coal
What is mined in hwange?
coal
