Question

In the process of coal formation the first form of true coal is called

Answer 1

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Coal formation continues as increasing heat and pressure turns peat into lignite brown or black coal. It is the first true coal.

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Answer 2

Answer: Lignite

Step-by-step explanation:

• Lignite is yellow to dark brown colored coal which is considered to be the first true form of coal during coal production.
• The shallow form of peats give rise to lignite and due to its low heat content lignite is considered to be the lowest form of coal.
• The carbon content of lignite is generally 60-70%.