Sedimentary rock.
Uranium - it is a radioactive element. Natural gas, coal and oil are all decomposition products of ancient life.
Anthracite coal is considered metamorphic. All other types are sedimentary.
Coal belongs to the mineral group called organic minerals because it is primarily made up of organic matter, mainly carbon along with small amounts of other elements.
Coal belongs in the secondary economic sector because it provides energy for the primary sector. It plays a huge role in producing electricity for other businesses and homes.
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petroleum and coal are both non renewable resources. this means that they can not be replaced in a reasonable amount of time. petroleum and coal also belong to a family of resources called fossil fuels. these are resources that are made from dead plant and animal matter. other forms of fossil fuels are gasoline, and natural gas.
Coal mines, coal bins, coal hods, and anywhere coal is or was.
Coal Bunker, Coal scuttle, Coal hod
coal, coal,
The coal miner mines coal from the coal mine.
Bituminous coal, or soft coal
Yes, coal miners work in coal mines to extract coal from the ground. They use heavy equipment to dig tunnels and remove coal from deposits in the earth.