Board Thread:General Discussion/@comment-90.4.253.163-20160529154055/@comment-27904998-20160529161008

You get amethysts from banishing Gargoyles, Gargoyle Eagles and Gargoyle Lions. If those monsters haven't appeared yet, keep playing through the quests. They will show up once you're given the quest to banish them.

Sorry, I can read French, but really can't write it anymore. 😛