Doric's Quest
From Rs Wiki
To do this quest you will need at least 15 minning
1.Talk to doric who is north of falador.
2.Once you talk to him you can go to the dwarfen mines and somewhere else.
3.Get 6 clay 4 copper and 2 iron.
4.Go back to doric with the ores and give them to him and he will reward you with expirence a few coins and his anvils.