Category: Other
Created by: mbourgaize
Number of Blossarys: 6
English (EN)
Specialized open-pit mining technique whereby solid rock with a high degree of consolidation and density is extracted from localized deposits. Quarried materials are either crushed and broken to ...
Underground mining technique consisting of excavating the ore in horizontal slices, starting from a bottom undercut, advancing upward. The ore is drilled or blasted, the mud is removed, and the empty ...
Cribbing or box crib is an underground mining technique whereby a temporary box made of blocks of wood or plastic, 4x4 or 6x6 inches long is used to support the roof of a mine. A box is built ...
Underground mining technique employed when there are gem bearing rocks, as an outcrop, close to the surface. A tunnel is dug from the surface, by blasting or using pick axes, to remove the ...
Mining technique used to extract water soluble mineral components, from underground deposits by pumping water down wells and removing the solution created. It is a form of chemical mining. Source: ...
Surface mining technique whereby the ore bearing rocks are exposed by creating horizontal terraces in circular step formations by means of blasting and digging. The debris is then washed to obtain ...
Underground mining technique whereby the ore is removed from selected areas called rooms. Pillars of ore are left at regular intervals between rooms to support the roof of the mine. It is a process ...
By: mbourgaize