The mage can channel Essence from a spirit or locus (or a Medicine Bag) and give it to another spirit or to place it into something that can hold it.
One Essence point is channeled per success.
With Prime●●●●, the caster can convert the Essence into Mana for his own use or channel it to another mage or source that can hold it.
Mysterium Rote: Spirit Gold
Mysterium mages tread into territory rich with Essence, such as loci guarded by spirits or werewolves. This spell makes such dangerous journeys worth the risk, giving them something with which to barter when dealing with spirits.