In The Mt. Moon
you can find a moon stone in mt.moon it will be like a pokeball
clefairy
Yes.
it's rare to find a moonstone
you can not buy a moonstone in any Pokemon game but you can find them somewhere
use a moonstone on a nidorina. catch nidoran female or nidorina in safari zone
A Moonstone can be found in Meteor Falls. According to Serebii, it is the only location to find a Moonstone in Pokemon Emerald.
first you need to find a BOY Nidoran in safari zone than it will level up and become nidorino lastly use a moonstone to evolve it into Nidoking
in mt.moon
Not sure!
you can find it in waterfall cave in kanto
get a moonstone. get a Pokemon that can evolve with a moonstone. go to your bag. choose the moonstone. choose use. select your Pokemon. Congrats on your new Pokemon
go to the safari zone, catch a nidoran(female) or a nidorina and use a moonstone (if it's a nidorina)