Aron is on Deuford cave. You will need flash. It might also be useful to try to use a greatball.
you find aron in ruby sapphire and emerald you find them in the second gyms c
In ruby, sapphire and emerald, look in granite cave,
Aron evolves at Level 32 in Pokémon Sapphire.
Sadly, you can't catch Groundon is the Sapphire Version, however you can in the Ruby version, you will find him in the same place you find Kyorge in the sapphire version.
You have a 1/8000 chances to see any shiny Pokemon find an area where you can find Aron alot and wait until its shiny then catch it.
you can find minum in sapphire in lots of places
Aron evolves at level 32 into lairon .
22 i thik
Aron will most likely evolve at level 23 unless paralyzed
You can find it at route 32,3,7 and 8, the safari zone GTS or migrate from pokemon ruby or sapphire
in the ground
Murkow can't be found in the wild in Sapphire version. You have to trade from Fire Red or Colosseum.