Crystallized Mana Essence
From WoWWiki
2020- Crystallized Mana Essence
- Quest Item
- Item Level 1
Source
This item drops from:
- Mana Shifter near Sanctum of the Moon [33, 35] in Ghostlands
- Arcane Devourer near Sanctum of the Moon [33, 35] in Ghostlands
Crystallized Mana Essence as a quest objective
This item is an objective of 
[12] Salvaging the Past.
