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Prop Coal mining term for any single post used as roof support. Props may be timber or steel; if steelscrewed, yieldable, or hydraulic. Proximate analysis A physical, or nonchemical, test of the constitution of coal. Not precise, but very useful for determining the commercial value.
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 ead of the face and the back abutment
Learn about mining with this dictionary full of mining terms amp; methods, from base metals to stopes amp; more.
A Glossary of Terms used in the Coal Trade of Northumberland and Durham By G. C. Greenwell,,, Colliery Viewer, Past President of the North of England Institue of Mining
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
T his is a partial glossary of common coal mining terms used in the United Kingdom. Some words were in use throughout the coalfields, some are historic and others are local to the different British coalfields. A. Adit: an underground level or tunnel to the surface for access or drainage. [1] [2] Afterdamp Damps is the collective name given to all gases other than air found in coal mines in
Glossary. Understanding the terminology which miners'' use can sometimes be difficult. The songs on this web site include many quot;Geordiequot; words which can prove even more difficult for many people. I hope these definitions help in some small way. Here is just a small sample of mining and Geordie words.
#0183;#32;A glossary of terms used in coal mining by Gresley, William Stukeley. Publication date 1883 Topics Coal mines and mining Publisher London, New York, E. amp; Spon Collection cdl; americana Digitizing sponsor MSN Contributor University of California Libraries Language English. Addeddate 18:34:47 Call number
Heres a comprehensive AZ guide of mining terms you need to know. A Glossary of the most common mining terms. Published at May 4, 2018, in Investor 101. Coking coal (metallurgical coal): A grade of coal that meets the requirements for making coke.
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.
Dictionary of terms related to Coal Mining, Coal, Lease, geography, maps, the Bureau of Land Management, and The Coal Fields.
This term applies to cuts made into the side of a mountain (countour mining) as well as cuts into flat ground (area mining). B road form deed: A contract format historically used by coal operators to gain favorable terms of mineral rights for themselves .
Glossary of Coal Mining Terms Abandoned areas section, panels and other areas that are not ventilated and examined in the manner required for work places. Active workings any place in any mine where miners are normally required to work or travel.
A Glossary of the technical terms in use in the Newcastle (and UK collieries) collieries. 1841. This Glossary contains the chief portion of those mining terms to be current in the pits and alto the desigantions amp;c., of the boys whose duties are subsidiary to the employments of the putters, drivers and trappers, or who are variously occupied at the bank.
GLOSSARY OF MINING TERMS(B) Back, the plane of cleavage in coal having a smooth parting, an easy parting in the coal at a high angle to the roof and floor. To work with the cleavage is said to work the ''back of the slip'' or ''on the back''. When working against the cleavage it is said to be working ''on end''; or a term describing coal projecting from the line of the face after cutting; or a
Glossary of coal mining terms and coal miners'' jargon by, 1985, The Association edition, in English [2nd ed.].
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 ead of the face and the back abutment, that is, the settled packs behind the face.
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