DISCLAIMER: Your Steps and Tasks may be different
While excavating items for the Wicoessa's Proposition quest you will gather some ruined samples among the pristine samples Wicoessa needs.
Pay a visit to Asoeron in Haven of Hesperos and he will take your ruined samples.
For you ruined samples you will receive the following:
Unidentifiable Ruin - 10 silver
Corroded Ruin - 1 gold
Fragmented Ruin - 5 gold
Weathered Ruin - 10 gold