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# Change Log: 6/16/2023
- URL: https://www.teatechnique.org/posts/change-log-6-16-2023/
- Published: 2023-06-16T19:53:08.000Z
- Updated: 2023-06-16T21:28:59.000Z
- Author: Jason M Cohen
- Tags: Change Log

### Book:

- Published Book 2 - Chapter 8, Section 2: [The Skill and Practice of Blending Zisha Ore](https://www.teatechnique.org/the-skill-and-practice-of-blending-zisha-ore/).
- Minor change in table of contents, moving F1 slurry mold chapter later in the book.
- Edits to [Book 2 - Chapter 6, Section 1](https://www.teatechnique.org/the-three-strata-of-zisha-ore/): Three Strata of Zisha Ore: removes mention of zhushani (朱砂泥) from list of nenni strata zisha ores.
- Edits to [Book 2 - Chapter 6, Section 2: Developmental History of Yixing Mining](https://www.teatechnique.org/developmental-history-of-yixing-mining/): added information about Dingshu's connection to the Grand Canal (大运河).
- Edit to [Book 2 - Chapter 6, Section 2: Developmental History of Yixing Mining](https://www.teatechnique.org/developmental-history-of-yixing-mining/): added surface level zini (紫泥) to list of ores extracted from open pit mines.
- Edit to [Book 2 - Chapter 6, Section 2: Developmental History of Yixing Mining](https://www.teatechnique.org/developmental-history-of-yixing-mining/): added Baoshan Mining Area to list of earliest Ming Dynasty mines, and additional information about Baoshan mining history.
- Edit to [Book 2 - Chapter 6, Section 2: Developmental History of Yixing Mining](https://www.teatechnique.org/developmental-history-of-yixing-mining/): corrected translation of Hongwei Xiao Mei Yao from Small Coal Kiln to Little Coal Mine.
- Major Edit to [Book 2 - Chapter 6, Section 2, Part 2: Developmental History of Yixing Mining - Modern Mining](https://www.teatechnique.org/modern-yixing-zisha-mining/), sidenote #13: fully re-written to clarify and add details on the prevalence of illegal zisha mining in Yixing before and after 2017\. The previous information incorrectly under-estimated the amount of illegal mining occurring in the famous Ben Shan regions of Huang Long Shan and Qing Long Shan.
- Edit to [Book 2 - Chapter 6, Section 2, Part 2: Developmental History of Yixing Mining - Modern Mining](https://www.teatechnique.org/modern-yixing-zisha-mining/): the first paragraph was edited to clarify the difference in economic forces at play in China and Britain contemporary with the industrial revolution.
- Edit to [Book 2 - Chapter 6, Section 2, Part 2: Developmental History of Yixing Mining - Modern Mining](https://www.teatechnique.org/modern-yixing-zisha-mining/): clarified the location of Tao Du Road.
- Minor edit to [Book 2 - Chapter 6, Section 2, Part 2: Developmental History of Yixing Mining - Modern Mining](https://www.teatechnique.org/modern-yixing-zisha-mining/): paragraph detailing the decline of zisha mining in the 1980s.
- Minor edit to [Book 2 - Chapter 6, Section 2, Part 2: Developmental History of Yixing Mining - Modern Mining](https://www.teatechnique.org/modern-yixing-zisha-mining/): added details on the construction of urban parks over former mining sites in Dingshu.
- Major Edit to [Book 2 - Chapter 6, Section 3: Specific Yixing Zisha Mines by Region](https://www.teatechnique.org/specific-yixing-zisha-mines-by-region/): Added information on the two mines named Xiao Mei Yao ("Little Coal Mine") in both Hong Wei Village and Chuanbu Village. Also corrected translation of Hongwei Xiao Mei Yao from Small Coal Kiln to Little Coal Mine and added footnote on alternative translation.
- Edit to [Book 2 - Chapter 6, Section 3: Specific Yixing Zisha Mines by Region](https://www.teatechnique.org/specific-yixing-zisha-mines-by-region/): clarifies the distance of Zhaozhuang to the other mining regions.
- Major edit to [Book 2 - Chapter 7: From Yixing Ore to Zisha Clay](https://www.teatechnique.org/from-yixing-ore-to-zisha-clay/): adds information and photographs of moss growing on aging clay.
- Edit to [Book 2 - Chapter 7: From Yixing Ore to Zisha Clay](https://www.teatechnique.org/from-yixing-ore-to-zisha-clay/): clarifies that the ore is only optionally sprayed with water during weathering.
- Edit to [Book 2 - Chapter 7: From Yixing Ore to Zisha Clay](https://www.teatechnique.org/from-yixing-ore-to-zisha-clay/): replaces image of rotary grindstone mill and adds details on its use.
- Edit to [Book 2 - Chapter 7: From Yixing Ore to Zisha Clay](https://www.teatechnique.org/from-yixing-ore-to-zisha-clay/): added image of magnetic vibration plate used for dry purification.
- Edit to [Book 2 - Chapter 7: From Yixing Ore to Zisha Clay](https://www.teatechnique.org/from-yixing-ore-to-zisha-clay/): added information on acid washed clay.
- Edit to [Book 2 - Chapter 7: From Yixing Ore to Zisha Clay](https://www.teatechnique.org/from-yixing-ore-to-zisha-clay/): clarifies steps of wet-purification.
- Edit to [Book 2 - Chapter 7: From Yixing Ore to Zisha Clay](https://www.teatechnique.org/from-yixing-ore-to-zisha-clay/): clarified the effect of mechanized vacuum pumps and extruders.
- Edit to [Book 2 - Chapter 7: From Yixing Ore to Zisha Clay](https://www.teatechnique.org/from-yixing-ore-to-zisha-clay/), sidenote #22: clarifies effect of industrial milling on ware quality.
- Minor edit to [Book 2 - Chapter 7: From Yixing Ore to Zisha Clay](https://www.teatechnique.org/from-yixing-ore-to-zisha-clay/), sidenote #8: clarifies the material blend at the sorting stage.
- Minor edit to [Book 2 - Chapter 7: From Yixing Ore to Zisha Clay](https://www.teatechnique.org/from-yixing-ore-to-zisha-clay/), sidenote #10: clarifies the use of bulk zisha material.

### Other Content:

- Published [Editorial Conversation: 2023 Research Trip Report: Part 2 - Chaozhou](https://www.teatechnique.org/posts/editorial-conversation-2023-research-trip-report-part-2-chaozhou/).

### Updates:

- \[Edited this post\]: lots of spelling errors fixed...
- Lots of content published today; apologies for being a day off schedule!
- Just about done with editing the previous chapters; a few more minor edits will follow.