Locations and details please.
Non-repeatable - Show Bill's grandfather a Growlithe at Sea Cottage
Repeatable - Uncommon (and highly inefficient) Mystery Gift
Fire Stone (Bulbapedia)
See Http://pokemondb.net/pokebase/163/where-can-you-get-a-fire-stone-in-heartgold Except you cant get it on the pokewalker because there was no pokewalker in gold, and you cant get one at the pokelethon dome, because there wasnt one in gold.
