After spending countless hours there, I have compiled a list of what has dropped so far. I will update as I find more info. Enjoy!
A Collector's Holgresh Elder Bead (Special Times) A Faded Salil's Writ Page Black Sapphire Crushed Chrysolite Crushed Diamond Dust Crushed Emerald Crushed Flame Emerald Crushed Nephrite Crushed Onyx Sapphire Crushed Opal Crushed Topaz Crystallized Sulfur Essence of Rathe Fabled Holgresh Grand Vizier Beads Glove of Rallos Zek Holgresh Fur Holgresh Grand Vizier Beads Holgresh Meat Holgresh Mojo Stick Holgresh Wing Nilitim's Grimoire Pg. 36 Nilitim's Grimoire Pg. 115 Nilitim's Grimoire Pg. 116 Nilitim's Grimoire Pg. 300 Nilitim's Grimoire Pg. 301 Nilitim's Grimoire Pg. 352 Rune of Attraction Rune of Embrace Rune of Infraction Rune of Rathe Rune of the Combine Rune of the Helix Rune of the Inverse Salil's Writ Pg. 153 (Right) Salil's Writ Pg. 174 (Right) Sapphire Necklace Spell: Boon of the Garou Spell: Circle of Wakening Lands Spell: Corporeal Empathy Spell: Elemental Maelstrom Spell: Enticement of Flame Star Ruby Earring Tears of Prexus Words of Burnishing Words of Cazic-Thule Words of Collection (Caza) Words of Convocation Words of Descrying Words of Disillusionment Words of Incarceration Words of Obligation Words of Projection Words of the Psyche Words of the Spectre