Mining Terms And Definitions Pdf

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Harrison Ashley Schmitt; Certain terms of mining geology as defined and used.

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mining terminology pdf

Acidic precipitation - Snow and rain that have a low pH, caused by sulphur dioxide and nitric oxide gases from industrial activity released into the atmosphere. Acid mine drainage - Acidic run-off water from mine waste dumps and mill tailings ponds containing sulphide minerals. Also refers to ground water pumped to surface from mines. Adit - An opening driven horizontally into the side of a mountain or hill for providing access to a mineral deposit. Aerial magnetometer - An instrument used to measure magnetic field strength from an airplane.

mining terminology pdf

Fire Assay- An assay procedure where a small sample of pulverized rock is mixed with a flux containing litharge lead oxide. A nearly horizontal passage driven from the surface to the mine workings. Customer Retention 4. The aim of the glossary is to clarify some technical words associated with resource development using everyday language. Borehole A vertical shaft drilled in ground, usually for the purpose of collecting soil samples, groundwater sam-ples, or rock cores, Mining has given rise to potentially hundreds of terms for processes, techniques and equipment, many of these terms vary by region or were specific to the type of mine. Abutment - In coal mining, 1 the weight of the rocks above a narrow roadway is transferred to the solid coal along the sides, which act as abutments of the arch of strata spanning the roadway; and 2 the weight of the rocks over a longwall face is transferred to the front abutment, that is, the solid coal ahead of the face and the back abutment, that is, the settled packs behind the face.

Mining explained. Our approach to mining. A world-class portfolio. COVID update. Take a tour of a modern mine. Q4 Production Report.

Mining Terms Explained: A to Z

Bureau of Mines, U. Department of the Interior unless otherwise noted. Acid mine drainage AMD : Toxic drainage that usually results from exposure of pyritic materials to air and water.

A glossary of terms and meanings along with the terminolgy used in mining and exploration. When metal is mined, the rock is separated into three categories. Most of the mining terminology is introduced in the sections of this book where they are most applicable. Basic Mining Terminology An overview of basic mining terms and where various components of a mineral deposit end up. For a complete list of mining terminology, see a The student of mining is thus advised to become familiar with all the terms used in mining, particularly those that are peculiar to either mines or minerals.

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Glossary of coal mining terminology

Нам нужны указания. ГЛАВА 114 - Обыщите их еще раз! - потребовал директор.

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Mining Terms Explained: A to Z

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  1. Henrey P.

    99 Glossary of Mining Terms - RPMGlobal. 4. 5. Angle of Draw - in coal mine subsidence, this angle is assumed to bisect the angle between the vertical and.

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