What's the use of my world magic essence?

Essence, different levels of excavation, will burst into different essence, which can improve their divination level. If I remember correctly, all four ancient boss need divination to level 70, and there is another attribute to level 70. To improve the level of divination, you need essence. I forgot what crystal the essence is made of. It seems to be a crystal called sulfur, copper and antimony. Right-click the essence on this box to get the experience of divination level.