sunyshore city or the underground
there is no "electric stone" but there is a thunder stone witch can be found under ground
You find sun stone underground!
I found a shining stone on my way out of the caves on iron island. No work required to get it really.
there is no stone which changes giratina in Pokemon pearl
Well, this may not be helpful, but Fire stones evolve some fire Pokemon... Sun stones also evolve fire Pokemon, (Fire stone, Thunder stone and Water stone also evolve "Eevee", the Pokemon you get after completing sinnoh dex.
You can get the thunder stone by going underground and digging for it in Pokemon diamond/pearl ( the thunder stone , fire stone, water stone, and the leaf stone is very rare, so good luck!).
underground using explorer kit
if you dig underground you'll eventually find thunder stone then after a while you'll find shiny stone ;^)
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.
you can find a thunder stone underground digging them up............i rock w!ll m@l0n#
You can get a Fire stone,a Water stone and a Thunder stone in one of the rocks.You can also find those in Diamond and Pearl.
You use your explorer kit..go under ground and when you try and find for treasures you might get lucky and find one:)
You can find the thunder stone in New Mauville
you can find a thunder stone by checking the UNDERGROUND
give a pikachu a thunder stone
trade it over from diamond/pearl/platinum
On a pikachu to evolve to a raichu