(geology, of a stratum) To come out to the surface of the ground.
Origin of outcrop
outcropto appear on the surface
The outcrop ploration.
In mines that are worked from the outcrop by adits or day levels traction by locomotives driven by steam, compressed air or electricity is used to some extent.
veins and flat deposits below the general level Boring of the country; or the outcrop lies beyond the limits of the property or under water or water-bearing formations, or is covered by quicksand, or is deeply buried.
For example, the deposit does not outcrop as in the case of blind.
The outcrop of beds at the surface is commonly the truncation of these curves.