C738 Earn Blood(2)

Qin Tian took a deep breath and looked at the black stone. He said, "Forget it, forget it. I'm lacking some copper rust from Celestial Green Gold when I craft. I can buy this stone, but you have to give me that one!"

Xu Yan looked in the direction and almost laughed in his heart.

Among all the ores he had, only these two were the least valuable. Or rather, in his eyes