you can trade them for berry's with the guy in violet city
In violet city
You can find different colored shards on certain routes on the Pokewalker accessory.
Im not sure of that but i am sure that bill's grandfather is now in bills house and if you show him a specific Pokemon he will give you an evolutionary stone. (in DP shards are plates)
You don't trade the shards for stones, you trade them for berries. You trade them with the man standing outside the Pokemon Centre in Violet City, and you'll get 3 berries from a specific set depending on the colour of your shard
you cant, you can only exchange heart scales to relearn moves or you can exchange 10 shards the same color for a TM
you give a guy a certain amount of shards and he will trade it to u
He is benevolent with a heart of gold. - She is beautiful and she has a heart of gold.
A heart of gold itself is an expression relating to someone kind. "They have a heart of gold".
It's Darkrai. You can't get him in Heart Gold.
They can't be bought. You can find them underwater, or attached to wild pokemon. Chinchou have yellow shards, Clamperl have blue shards, Relicanth have green shards and Corsola have red shards.
go to a house in pastoria and this guy if you give him a Heart Scale he will teach one of your Pokémon a move. actually he trades shards 4 moves
you cannot get him in heart gold only from events.