Rune essences can be made into runes using the runecrafting skill. Players can mine rune essence in the rune essence mine.
To enter the rune essence mine, players need to complete the quest Rune Mysteries. Aubury, in Varrock, and Sedridor, in the Wizard's Tower, will teleport players to the rune essence mine.
The mining level requirement to mine rune essence is 1. Each rune essence mined gives the player 5 mining experience.