Mining

Dwyer, Atkinson, Woodward, Baker

Surface Mining

Broad category of mining in which soil and overlying the mineral deposit are removed.
Big image

Strip Surface Mining

Obtaining ore and coal by open-pit mining
Big image

Open-Pit Mining

A surface mining technique of extracting rock or minerals from the Earth by removal from an open pit.
Big image

Mountain Top Removal

Form of surface mining that involves the summit or summit ridge of a mountain.
Big image

Sub-surface Mining

Sub-surface mining consists of digging tunnels or shafts into the earth to reach buried ore deposits.
Big image

Slope

Slope mining is a method of accessing valuable geological materials such as coal, or ore.
Big image

Drift

The mining of an ore deposit by underground methods or the working of coal seams accessed by adits driven into the surface outcrop of the coal bed.
Big image

Shaft

  1. Excavating a vertical or near-vertical tunnel from the top down, where there is initially no access to the bottom.