you leave the cave, then go to her house in hearthome (north)
you can get spirttomb
nothing if you give him/her a thunder stone it will lvl up
there is no stone which changes giratina in Pokemon pearl
i am playing Pokemon pearl and their is no such thing as a mind stone. :)
No Pokemon can evolve with a hard stone
You get a chimchar
In Pokemon pearl, misdreveaus evolves into mismagius with a dusk stone. In diamond, murkrow evolves into honchkrow with a dusk stone.
Happinny is the only Pokemon that can evolve with the Oval Stone.
Roselia
To get a thunder stone, or any type of stone on Pokemon pearl, you need to go underground and look for a bit, I found this the easiest way to get stones.
underground...
misdreavus to the mismagius