Under the dirt. When you mine it with a wooden pick or greater it will turn into cobblestone. To turn it back into a stone either mine it with a silk pick or put the cobblestone in a Furnace.
go underground and keep digging till u find a water stone or a fire stone
black stone
To find a shiny stone you can trade a pokemon thats holding the shiny stone or maybe someone in your pokemon game will give you one. If you use a Shiny Stone on Minnico it will evolve into Cinnico
You can find them underground
You can find a Shiny Stone at Route 228 and also at Iron Island
poptropica and minecrart [ if you want to buy it ]
you find the hard stone underground
Pokemon requiring a stone to evolve:Eevee - Thunder stone, Jolteon (you can't find this Pokemon in Ruby) Eevee- fire stone, Flareon (you can't find this Pokemon in Ruby)Eevee- water stone, Vaporeon (you can't find this Pokemon in Ruby)Sunkern- sun stone, Sunflora (you can't find this Pokemon in Ruby)Jigglypuff- moon stone, WigglytuffSkitty - moon stone, DelcattyNidorino- moon stone, Nidoking (you can't find this Pokemon in Ruby)Nidorina- moon stone, Nidoqueen (you can't find this Pokemon in Ruby)Growlithe- fire stone, Arcanine (you can't find this Pokemon in Ruby)Gloom- sun stone, BellosumGloom- leaf stone, VileplumeStaryu- water stone, StarmiePikachu- thunder stone, RaichuLombre- water stone, LudicoloNuzleaf- leaf stone, ShiftryVulpix- fire stone, NinetalesHappiny- oval stone Chansey
go underground and keep digging till u find a water stone or a fire stone
you can find a dusk stone in the ruins of alpha
You can find a Shiny Stone in route 6.
Stonehenge
To find a shiny stone in platinum you have to dig in the underground tunnel.
if you dig underground you'll eventually find thunder stone then after a while you'll find shiny stone ;^)
there is no "electric stone" but there is a thunder stone witch can be found under ground
black stone
There is no ice stone