Spiritual Spring Mountain Plateau, in the separate courtyard.
Yang Zhengshan crouched in the courtyard, picking and choosing through the things he had taken from the Lian Family.
The reserves of three generations of Martial Gods in the Lian Family were absolutely not to be underestimated. Though Yang Zhengshan had only found the inner treasury of the Lian Family ancestral residence, it had still let him strike it rich.
"Three hundred twenty-three thousand one hundred twenty-four Low-grade Spirit Stones!"
Green Mist said with delight.
"There are also more than three hundred Mid-grade Spirit Stones here!" Red Cloud added.
Yang Zhengshan raised his head slightly, took the cloth bag from Red Cloud's hand, and looked at the Mid-grade Spirit Stones inside.
There were many types of spirit stones. The most common were Low-grade Spirit Stones without attributes, which were also the most conventional trade currency among cultivators.
Attribute-less spirit stones contained pure spiritual energy. Whether Martial Artists or Immortal Cultivators, they could absorb it directly, and at the same time, it could also be used in alchemy, artifact refining, talisman making, formation laying, and so on.
Above Low-grade Spirit Stones, there were also Mid-grade Spirit Stones, High-grade Spirit Stones, and Top-grade Spirit Stones.
However, Mid-grade Spirit Stones were already extremely rare in Lingxiu Sea, almost all controlled by the Three Sects and Twelve Families, with very few flowing outside.
The spiritual energy contained in one Mid-grade Spirit Stone was equivalent to one hundred Low-grade Spirit Stones, but if exchanged, one Mid-grade Spirit Stone could probably be exchanged for one hundred twenty Low-grade Spirit Stones.
The reason why there was such a price difference was not because some middleman was pocketing the spread, but because in certain aspects, Low-grade Spirit Stones could not replace Mid-grade Spirit Stones.
For example, in laying formations, once