Book:
* Edit to Book 2 - Chapter 6, Section 3: Specific Yixing Zisha Mines by Region; added additional details to Zhao Zhuang & Hong Wei Village Nenni Open Mine, the 2nd layer of Nenni contains shihuang, shihong, and occasional shihuangni.
Other Content:
* Published Editorial Conversation: Chapter 8: Specific Yixing Ore and