5-7
You have to go in a certain cave
In digletts cave
You can not obtain a Crystal Onix in the Pokemon games. It is only featured in the TV show Pokemon
hollow cave
I have no crystal. I think in crystal cave? Dont work? Watch on joutube.by by from belgium.
Crystal Cave has 12 floors in Pokemon Mystery Dungeon: Explorers of Darkness.
In pokemon crystal Pigeotto evolve in 36lvl
100
They can be found in the dark cave but they are rare.
It is on the waters in Union Cave on Fridays.
you can find it in waterfall cave in kanto
in some cave