Question

Which coal is on the bottom layer ?​

Answer 1

Answer:

these are the layers of coal

Explanation:

Coal is a sedimentary rock. This means it was deposited on the surface in a layer through a natural process. Layers of coal are called seams; layers of rock, strata. Coal seams and other layers of rock in an open-cast mine.

Answer 2

Answer:

Anthracite is the coal situated at the bottom layer.

Explanation:

Anthracite is the best quality of coal as it is found deep inside the earth's surface and due to high pressure and temperature inside earth's surface it is more qualitative.

AND remember peat is the poorest quality of soil. Some people say lignite is the poorest quality of coal this answer is also correct.

I HOPE IT WILL HELP YOU