Outside the mine are signs of battle, blood stains the grass, and black arrows are scattered about slightly.
Several snapped black arrows and the remainder of a bow are on one spot, aswell as signs of some magic use.
If one where a skilled tracker, they could note a total of four people that were involved (Survival DC 20), with the tracks being made sometime in the afternoon(Marpenoth 4, 1378)(Survival DC 30).