Stoping

A large stope in a salt mine in Poland - now converted into a tourist attraction

A large stope in the Treadwell gold mine, Alaska, USA 1908; an example of shrinkage stoping

Stoping is the process of extracting the desired ore or other mineral from an underground mine, leaving behind an open space known as a stope. Stoping is used when the country rock is sufficiently strong not to collapse into the stope, although in most cases artificial support is also provided.

单词	Underhand stoping
释义	Underhand stoping 英语百科 Stoping Stoping is the process of extracting the desired ore or other mineral from an underground mine, leaving behind an open space known as a stope. Stoping is used when the country rock is sufficiently strong not to collapse into the stope, although in most cases artificial support is also provided.
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Underhand stoping

Stoping