Azure Corundum



A nearly see-through blue corundum. Corundums are beautiful transparent stones that through slight variations in how they are created can produce a red ruby, or even a blue sapphire. Above all, the sky blue corundum known as the azure corundum is valued not only for its ornamental uses, but as a special material used in equipment making.

Usage
Crafting Material
 * Equipment
 * Guts Knuckle

How to obtain
Raid Summon
 * (Event) March on Titan
 * (Event) March on Garuda