Yes it is
onix is more stronger than geodude because when it become steelix it will be lot stronger gloem and steelix are well evened fight......... at first geodude is better than onix (stats)
Steelix
Steelix
No, Steelix is the evolved and final form of Onix
If you mean,, what onix evolves into,, it's steelix,, but the is no Pokemon that evolves into onix
Onix does not evolve by level, it evolves into Steelix by trade whilst holding a metal coat.
onix evovles into steelix
Steelix.
well onix can evolve if you have a metal coat is onix has the metal coat on it if you trade it with a friend and you friend gives it back you will have a steelix.
The evolution of onix is steelix which you can get by trading it with a steel coat
Onix doesn't evolve from anything. It evolves into Steelix, but Onix is the base pokemon for that evolution chain. :)
Onix evolves into Steelix when you trade Onix while holding a metal coat.