As the riddle says, the thing which comes from the mine and it is covered or surrounded by woods, or we can say that’s an aggregate of steel and timber or which is made from the combination of steel and wood.
Riddle: I come from a deep mine and get surrounded by wood always here and there Everyone uses me in there life What am I?”
Answer: The answer to the riddle “I come from a mine” is a Pencil.
So, according to the riddle, Pencil is the correct answer, and Right here, the lead of the Pencil represents the mine. Timber represents the wood blanketed by which lead id surrounded.