you occasionly find them underground
to pupitar on level 30 and then to tyranitar on level 55
You can't. You can only trade it for TMs,10 red shards-sunny day,blue-rain dance,green-hail,yellow-sandstorm.
It depends... What Pokemon is it? (Not that I know...)
Only if you give them to a Pokemon and trade the Pokemon.
you can evolve eevee and gloom
Iron Island
Dawn stones are only available in Diamond and Pearl.
Rufflet.
evolve certain Pokemon
Sadly, no. You can get stones in the underground. Just keep digging.
Just try going underground and you will keep finding stones.
chiwawa