Crystal

Were you looking for:
 * from Blade's Edge Mountains?
 * used for crafting, especially transmuting ?
 * Crystals for enchanting?
 * and for making a ?
 * Power crystals from Un'Goro Crater?
 * Resulting consumables:, , , , , or.
 * The Qiraji resonating crystals that summon Qiraji battle tank mounts?
 * or for jewelcrafting?
 * Consumable items:, , , , , or ?
 * Junk items:, , or ?
 * Off-hand items:, , , , , , or ?
 * Quest items:, , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , or
 * Trinkets:, , or ?