Alexandrite
“A variety of dark matter that possesses light-altering properties.
— In-game description
Alexandrite is a catalyst required to upgrade Animus Zodiac Weapons into Novus Zodiac Weapon. It was introduced in Patch 2.28. Players will need 75 Alexandrites to upgrade each Animus weapon into Zodiac. Players will not lose Alexandrite for failed materia melds.
How to Obtain
FATEs
Players can complete FATEs with their Animus, Novus or Nexus weapons equipped with a chance to obtain alexandrite. This is similar to Atma farming.
Mysterious Maps
Players can also complete Mysterious Maps to obtain Alexandrite. Each map awards 5 alexandrite. Failing the task will destroy the map.
Players can obtain the map by purchasing one for 75 Allagan Tomestone of Poetics from Auriana.
Players can also obtain the map by completing the quest Morbid Motivation that requires the player to complete Level 50/60 Roulette. Each quest awards a map. The quest resets daily.
The Hunt
Alexandrite costs 50 Allied Seals each.