If you sell the Smuggled Lyrium (e.g. for the Unlimited Money exploit), you may not be able to successfully complete Precious Metals. It will be marked completed with a "Failed to deliver the shipment to the Mages Circle."
- pc: Even if the journal says you failed to deliver the shipment, if you buy it back you can finish the quest normally by talking to Godwin.
- xbox360: [confirmation needed]