unhewn

/ʌnˈhjun/
adjective
  1. Not shaped, cut, or smoothed by a tool; in a natural, rough state.
    • The sculptor preferred unhewn blocks of marble to see the potential inside.
    • The cabin was built from unhewn logs, giving it a rustic feel.
    • They used unhewn stone for the garden wall to keep it looking natural.
Antonyms