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Definition of cave

i. Fragmented rock materials, derived from the sidewalls of a borehole, that obstruct the hole or hinder drilling progress.

ii. To allow a mine roof to fall without retarding supports or waste packs.

iii. A falling in of the roof strata, sometimes extending to the surface and causing a depression therein. Also called cave-in.

iv. The partial or complete failure of borehole sidewalls or mine workings.

Ref: Long

v. Collapse of an unstable bank.

Ref: Nichols, 2

vi. A natural cavity, recess, chamber, or series of chambers and galleries beneath the surface of the Earth, within a mountain, a ledge or rocks, etc.; sometimes a similar cavity artificially excavated.

See Also: cavity


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