Only in Sun & Moon
SOS Encounter: Route 12, Blush Mountain
Unknown: Route 12, Blush Mountain
Its base catch rate is 255 out of 255 (higher is easier); the catch rate calculator works out your odds with each ball. For the look, the best colour match is Heavy Ball, Safari Ball or Nest Ball.
Evolution: Geodude → Graveler (Level 25) → Golem (Trade).
Geodude in every game · Pokémon Sun, Moon, Ultra Sun & Ultra Moon interactive map (Alola)