A crystal tear formed slowly over the ages where the Erdtree's bounty falls to the ground. Can be mixed in the Flask of Wondrous Physick. The resulting concoction boosts one's intelligence for a certain duration.

INTELLIGENCE-KNOT CRYSTAL TEAR LOCATION IN From Road to the ManorGrace Site of Grace, get to the bottom of the cliff (directly East) and follow the cliff's wall North. Guarded by a few Lesser Fingercreepers and one Fingercreeper. Duration: 3 minutes. Intelligence 10 You can find Crystal Tears at the bases of Minor ErdtreeErdtrees and elsewhere throughout the Lands Between. At sites of grace, you can mix two crystal tears in the Flask of Wondrous Physick (This will allow you to create elixirs with various custom effects)