Okay heres what you do:
Start at the fountain and walk right -->
Talk to some of the NPCs in the general right area of the square
One of them unlocks the mine.
I don't remember which one.
Edit: ROTFL I mean right...right is that way ------>
Actually, BlindRetribution is being pwned by the servers, contact me on my Dainn:
But GLunia sucks...
So come chill with my Tia in Jlunia: