Blue Sack of Gems

Blue Sack of Gems was a bag of gems that dropped from various raid bosses.

For a time, the Cache of the Ley-Guardian had this name, but as it caused confusion, that object was renamed.

Source
This item dropped from:
 * Azuregos in Azshara
 * Emeriss in Ashenvale
 * Lord Kazzak in Blasted Lands
 * Lethon in Ashenvale
 * Nefarian in Blackwing Lair
 * Onyxia in Onyxia's Lair
 * Taerar in Ashenvale
 * Ysondre in Ashenvale