Where do you find the shiny stone in Pokemon Platinum?

Answer 1

One can be found on Iron Island, and another on Route 228. They are also readily available with the Pickup ability, or can be Mystery Gifted from Pokétopia for 7200 Poké Coupons.With the ability pickup, a Pokemon at level 41-50 has a 3% chance of picking it up. With the ability pickup, a Pokemon at level 51-60 has a 5% chance of picking it up. With the ability pickup, a Pokemon at level 61-100 has a 10% chance of picking it up.