Mining terms explained: A to Z | Anglo American
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Glossary of Mining Terms - Coal Education
A. 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.
Glossary of Mining Terminology - Glace Bay
Glossary of Mining Terminology After Damp - Gasses resulting from underground combustion, normally carbon ... Bootleg Coal - The mining and/or selling of coal from an area not owned by the miner or without the owners permission. Bord - A chamber excavated in coal, off a balance.
Glossary of Mining Terms - rpmglobal.com
4 99 Glossary of Mining Terms RPMGlobal 99 Glossary of Mining Terms RPMGlobal 5 Angle of Draw - in coal mine subsidence, this angle is assumed to bisect the angle between the vertical and the angle of repose of the material and is 20° for flat seams. For dipping seams, the angle of break increases, being 35.8° from the vertical for a 40° dip.
Glossary of Mining Terms - Mineral
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.
Pit Terminology - Glossary
Pit Terminology - Glossary. Glossary of words that are generally specific to the mining industry: Some have a two or three fold meaning, some have gone out of use, some are local to Derbyshire, Leicestershire, South Yorkshire and to Nottinghamshire, and others are general to the British Coalfields.
A Glossary of the most common mining terms - …
04-05-2018 · Having trouble understanding mining terminology? Here’s a comprehensive A-Z guide of mining terms you need to know if you are considering investing in the mining industry or are just curious about how mining works. AC drilling: Air core drilling; Air …
Glossary, Abbreviations and Units - BHP
Caval Ridge Coal Mine Project – Environmental Impact Statement Page 1 Glossary, Abbreviations and Units Glossary Term Definition Airlift yield volume of water per unit of …
Glossary of Mining Terms - SEC
Glossary of Mining Terms . A B C D E F G H I J K L M N O P Q R S T U V W X Y Z. A. Acidic precipitation - Snow and rain that have a low pH, caused by sulphur dioxide ...
Mining Glossary - Energy Glossary | Australian Shares
A. Abutment - A coal mining term to describe the weight of the rocks above a narrow roadway transfering to the solid coal along the sides, which act as abutments of the arch of strata spanning the roadway.; Angle of dip - The angle at which strata or mineral deposits are inclined to the horizontal plane.; Anorthosite - A plutonic rock composed almost entirely of plagioclase, which is usually ...
coal mining terminology - taxizada.nl
INTRODUCTION TO MINING , 12 MINING TERMINOLOGY , that can be utilized as fuels,such as coal,petroleum,natural gas,coalbed methane,gilsonite,and tar sands It should be noted that the mining engineer is associated with the extraction of nearly all these mineral resourc However,the production of ,
Full text of "A glossary of terms used in coal mining"
Full text of "A glossary of terms used in coal mining" See other formats ...
Mining terminology - LinkedIn SlideShare
Mining terminology 1. A Abutment - In coalmining, (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 ...
Introduction Overview | Introduction | …
INTRODUCTION. The intended purpose of this Website . is to provide a reference document for all aspects of underground coal mining in Australia (though there may be references to overseas practices where these could be of interest).. The aim is to be of use to all levels of expertise from people with no, or at least a very limited knowledge of mining through to practicing mining engineers ...
Glossary of Mining Terms and Pitmatic - Durham in …
B Bait - A packed meal. Bank - The surface or above ground. Brattice - Screens used to direct currents of air in the mine. Buzzer - Electrical signalling or warning device. C Cage - Lift in which men travelled down the mine-shaft. Canch - Stone that is above or below a seam of coal that has to be removed to get at the coal. Cavil - A working area which has been drawn for by lots.
Common Coal Mining and Processing Terms
In coal mining, the face is where the coal seam is being worked. Mine face – common term used in underground mining. Pit face – common term used in surface mining. Fly Ash (Trapped particles in gas flow) Very fine particles divided evenly; ash entrained in the flue gases arising from combustion of fuel.
Glossary of mining terms, terminology, …
BITUMINOUS COAL. A middle rank coal formed by pressure and heat on lignite. Usually has a high Btu value (british thermal unit) and sometimes know as soft coal. BOREHOLE. The hole that is made from drilling a well, core etc. BTU. British thermal unit. The amount of energy that is required to raise one pound of water one degree Fahrenheit.