Sunyshore City, Underground, and in the Solaceon Ruins (Dowsing Machine).
The water stone is found in the Solaceon Ruins. Go into all the chambers with a rock in the middle of them. You will find a Water stone. Also, in the Solaceon ruins, you can also find a Thunder stone and a Fire stone.
the Pokemon that evolve with the help of a thunder stone are : pikachu +thunder stone = raichu, or eevee + thunder stone = jolteon.
Shiny Stone
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!).
You can find the thunder stone in New Mauville
you can find a thunder stone by checking the UNDERGROUND
Pickachu and eeve can evolve with the thunder stone
No, Mareep cannot evolve with the use of a Thunder Stone.
You can't, it needs a Thunder Stone.
you can use a fire stone water stone and thunder stone on an evee fire stone is flareon thunder stone is jolteon and water stone is vaporeon
Pikachu and Eevee both need a Thunder Stone to evolve.
The Tamil name for thunder stone is "இடும்பை மணி" (Idumbai Mani).