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The formation of coal layers happened in many early geological periods, but the Carboniferous Period is especially known for producing them in the US. This period was about 300-350 million years ago.

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How do coal rocks form?

dead animals and matter all get compressed at extremely high temperatures over millions and millions of years and eventually form coal and oil. So technically, coal and oil will run out for us but in millions more years, if there are civilisations still on earth, there will be plenty of coal and oil again. won't be any use to us though


The main use of coal in the US today is?

electricity generation and Coal might form in peat bogs or swamps where vegetation accumulates under anaerobic conditions


What element in coal is oxidised to form this gas?

Carbon in coal is oxidized to form carbon dioxide gas when coal is burned.


What is the most common form of coal in Pennsylvania?

# WHAT IS THE MOST COMMON FORM OF COAL IN Pennsylvania?


Where is coal begin to form from?

Coal is formed from plants, which turned into peat, then lignite, then coal.


Can coal be found in Wyoming?

Yes, coal is found in Wyoming. Wyoming is the number one producer of coal in the US, with about 40% of the coal in the US coming from Wyoming.


The US had an abundance of coal and?

The US had an abundance of coal and natural gas. It is estimated that 50% of the electricity generated in the US was from coal through burning fossil fuels.


How is anthracite coal formed?

anthracite coal is the metamorphic form of bituminous coal which is the sedimentary form. in other words it has been heated under pressure.


Which element in the coal is oxidised to form carbon dioxide?

Carbon in coal is oxidized to form carbon dioxide when coal undergoes combustion.


What the purest form of coal?

Amongst coal varieties, anthracite is the purest form. It contains about 94 - 95% of carbon.


How important is coal to the us?

Coal is very important to the US. It is the primary source of energy for the country.


What is the most used energy source in the US?

Its coal and hydrogen