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- A pillar, constructed from loose stones and dirt, built in the waste
area or roadside to support the roof. See also:
double packing;
solid stowing; strip packing. Nelson
- A pack built on a longwall face between the gate-side packs is called
an intermediate pack. SMRB
- Waste rock or timber support used for a roof over underground workings
or used to fill excavations. Also called fill. Pryor, 3
- To cause the speedy subsidence of ore in the process of washing by
beating a keeve or tub with a hammer.
Source:
Dictionary of Mining, Mineral, and Related Terms
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