Sure. Thaumaturge Vashreen has since moved from the Broken Shore to the lower level of the Vindicaar, where he’s selling the 910 Relinquished items mentioned in the OP. This time around, however, he’s also selling relic tokens of each type, named “Relinquished X Relic”. I purchased a Relinquished Arcane Relic from him that, when used, turned into a Torn Fabric of Reality (Titanforged 925).
There were some notes on what the relinquished relic could turn into at: