Sea Sapphire Dust

Description
 is an ingredient in various Skills, Armor and Weapons.

Ingredient for

 * Water Damage Protection Flask
 * TNT
 * Lightning Zap II
 * Frost Storm
 * Masterwork Heal
 * Iron Dagger of Ice
 * Great Wizard Armor Set
 * Sorcerer Armor Set

Dropped by

 * Hollow Knight of Frost