Coal is formed from plants, which turned into peat, then lignite, then coal.
Then days ago
yes
commmpical bias
I believe it was during the Permian and Pennsylvanian eras.
anthracite coal
# WHAT IS THE MOST COMMON FORM OF COAL IN Pennsylvania?
Lignite is the softest form of coal.
is a coal called Anthikal
Coal is a form of carbon.
Coal forms from peat, and peat forms in bogs. There is not enough organic material in the arctic to form coal.
Coal stores energy from the sun in the form of chemical energy
anthracite coal is the metamorphic form of bituminous coal which is the sedimentary form. in other words it has been heated under pressure.