you cant
Oreburgh mining museum (Oreburgh city)
you found them under ground in the walls then dig it up
It does not evolve with a dusk stone in Pokemon Platinum
The turn back cave in Pokemon Platinum is in Seodoff Spring near veilstone city
saltwater
In the underground.
The underground
go underground
you cant
i think you have to give the fossils to the museum in pewter city
Oreburgh Town
got to orebrough city mining meuseum and talk to the person on the right behind the counter and she will turn the fossils into Pokemon for you
yes u can but you might have other fossils until you get the national pokedex
turn it off, take the GBA game out and make sure Pokemon platinum is in. Turn it on and select Pokemon platinum and - VOILA! it starts.
Oreburgh mining museum (Oreburgh city)
you found them under ground in the walls then dig it up