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Change log entry 79858
Processed by: richwarm (2023-10-07 02:26:23 UTC)
Comment: << review queue entry 74233 - submitted by 'kbaiko' >>
"waste rock" and "gangue" are redundant - I kept gangue as that is the specialized term. And "a rock or cliff" is just wrong

I think 矸 is only used in 矸石 (and in modern contexts, perhaps only 煤矸石)

https://www.zdic.net/hans/%E7%9F%B8
>〔~石〕夹杂在煤里的石块。亦称“矸子”。
https://baike.baidu.hk/item/%E7%9F%B8
>〔矸石〕夾雜在煤裏的石塊。亦稱“矸子”

煤矸石
https://zhuanlan.zhihu.com/p/572094116
>煤矸石是采煤过程和洗煤过程中排放的固体废物,是一种在成煤过程中与煤层伴生的一种含碳量较低
http://www.nengyuanjie.net/article/63553.html
>煤矸石是采煤过程和选煤过程排放的副产品,如果不加以利用,则是一种固体废物
Diff:
- 矸 矸 [gan1] /a rock or cliff/
+ 矸 矸 [gan1] /used in 矸石[gan1 shi2]/
 
- 矸子 矸子 [gan1 zi5] /waste rock (mining)/gangue (worthless minerals mixed in with coal or ore)/
+ 矸子 矸子 [gan1 zi5] /see 矸石[gan1 shi2]/
 
- 矸石 矸石 [gan1 shi2] /waste rock (mining)/gangue (worthless minerals mixed in with coal or ore)/
# + 矸石 矸石 [gan1 shi2] /gangue (in mining, worthless minerals mixed in with coal or ore)/
 
- 煤矸石 煤矸石 [mei2 gan1 shi2] /waste rock (in coal mining)/
# + 煤矸石 煤矸石 [mei2 gan1 shi2] /coal gangue (in mining, worthless minerals mixed in with coal)/
#
+ 矸石 矸石 [gan1 shi2] /(mining) gangue/
+ 煤矸石 煤矸石 [mei2 gan1 shi2] /(mining) coal gangue/
By MDBG 2025
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