Question

i wanna know about:
the stages of coal formation???​

Answer 1

Answer:

1. mining

2. purifying

please mark as branliest

Answer 2

Answer:

There are four stages in coal formation: peat, lignite, bituminous and anthracite. The stage depends upon the conditions to which the plant remains are subjected after they were buried – the greater the pressure and heat, the higher the rank of coal.