What is an impure resin of turpentine, hardened on the outside of pine trees by the spontaneous evaporation of its essential oil. When purified, it is called yellow pitch, white pitch, or Burgundy pitch called?

galipot — An impure resin of turpentine, hardened on the outside of pine trees by the spontaneous evaporation of its essential oil. When purified, it is called yellow pitch, white pitch, or Burgundy pitch. (Webster's 1913.)