Review:
Room And Pillar Mining
overall review score: 3.5
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score is between 0 and 5
Room-and-pillar mining is a method of extracting underground mineral resources in which rooms are excavated and pillars of ore are left behind to support the roof.
Key Features
- Excavation of rooms
- Creation of pillars for support
- Allows for selective extraction of ore
Pros
- Efficient method for extracting mineral resources
- Less environmental disturbance compared to some other mining methods
- Can be used in various geological conditions
Cons
- Limited recovery rate compared to some other methods
- May result in subsidence of the surface above the mined area
- Requires careful planning and monitoring to prevent accidents