Based on his rough estimates, the raw ore yield of this mineral vein would definitely be no less than ten million catties.
In the Immortal Cultivation World, the standard ore extraction ratio is generally one hundred to one, which means the final yield of Tier 2 Clear Water Copper would be around one hundred thousand catties.
Even if every bit of the final yield turned out to be Tier 2 Lower Grade Clear Water Copper material and was sold in its entirety, it would still fetch over thirty million low-grade spirit stones.
Chapter 321