C276 The Powerful Abilities of the Infernals

Top grade spirit vein core.

In the end, the mining speed became slower and slower, and the quality of the Spirit Crystal also became better and better.

It took them half a month to finish mining the last Spirit Crystal.

Looking at the huge gap in the Spirit Stone mine, Lu Chen did not feel too emotional.

As long as the high-grade spirit vein was intact, as time passed