Sky Sapphire

Source

 * This item is prospected from Cobalt Ore and Saronite Ore.
 * This item also is mined from Cobalt Deposit, Rich Cobalt Deposit, Saronite Deposit, Rich Saronite Deposit, and Titanium Vein.

Vendors
In Patch 3.2, this gem is no longer available for purchase from any vendor, and has been replaced by its epic version, Majestic Zircon.

Engineering

 * Armored Titanium Goggles

Jewelcrafting

 * Figurine - Sapphire Owl