2021-8-3 · acid mine drainage W - the outflow of acidic water from metal mines or coal mines. acid rain - rain or other forms of precipitation that is unusually acidic. acre W - an area of land containing 43,560 square feet in any shape; also, the equivalent of a square 209 feet on a side, a circle with a radius of 117.75 feet, approximately 1.5 football ...
2019-9-27 · BEDROCK: the solid mass of rock that makes up the Earth''s crust. Bedrock that is now exposed to the atmosphere is known as an outcrop or an exposure. Because of glaciation and subsequent coverage of the bedrock by glacial debris and other material, the actual amount of bedrock
2013-1-6 · The definition of a open pit mine is "an excavation or cut made at the surface of the ground for the purpose of extracting ore and which is open to the surface for the duration of the mine''s life." To expose and mine the ore, it is generally necessary to …
2017-8-27 · mining and oil and gas, natural resources in general, but also in other industries. The pain-point was recently and eloquently described at a conference in London. Twenty years ago (1997) Franco Oboni participated in a IUGS workshop in Honolulu. The workshop resulted in a first attempt to define a Glossary of risk-related technical terms
Eutectic. 1) An isothermal reversible reaction in which a liquid solution decomposes, on cooling, into two or more intimately mixed solids. The number of solids formed are the same number of components in the system. 2) An alloy having the chemical composition indicated …
SDS Glossary of Terms. Safety Data Sheets (SDS) and hazard communication systems often reference keywords and terms that are not immediately recognizable to the reader. Listed below are dozens of common terms related to safety data sheets, GHS and other regulatory documents. Simply click on a term to view its definition.
2017-5-13 · LR (Lactometer Reading), Fat%, SNF (Solid Not Fat) and TS (Total Solids) are the terminologies that you frequently come across in dairy business. These four are the commonly used indicators of milk quality. SNF and TS values are derived from LR and Fat% through a formula. If you know the LR and Fat% of a milk sample then you can calculate its SNF and TS.
Glossary of Mining Terminology - Miners'' Museum
2019-6-26 · Glossary of Mining Terminology After Damp - Gasses resulting from underground combustion, normally carbon monoxide. This is a loose term implying any fatal gas in a mine after an explosion or fire. Air Shaft - A vertical opening into a mine for the passage of air. Airway - Any passage in a mine along which an air current moves. Some passages are
Mining Terms Beginning with W. Washington Meridian (WASH MER) Wayleave. Widow-Maker. Willamette Meridian (WILL MER) Winze. Withdrawal. Withdrawal In Aid Of Legislation. Withdrawal, General Orders Of.
2014-4-1 · Mechanism of drying. Drying may be defined as the vaporization and removal of water or other liquids from a solution, suspension, or other solid-liquid mixture to form a dry solid. It is a complicated process that involves simultaneous heat and mass transfer, accompanied by physicochemical transformations.
2017-9-18 · Beneficial usages include: 1) domestic and municipal, 2) industrial, 3) mining, 4) irrigation, livestock, and aquaculture, 5) hydropower, 6) navigation, 7) recreation, and 8) fish-and-wildlife habitat. berm – a mound or ridge of soil that is used for a dam, impoundment, or barrier.
terminologies on mining solid minerals Glossary of Mining Terms - Rock Metallurgy and Mining Terms and Concepts Infoplease Tools Calculator Spelling... Know More. Nigeria Jos. Sep 12 2015 0183 32 Jos - the Decline of Tin Mining tweet share more advanced tools besides their utilising the mass deposit of solid minerals in virtually...
2014-4-24 · solid phase in which other constituents of the alloy are embedded as separate phases 2.3.7. slug piece of metal of uniform thickness, of regular or irregular shape taken from a wrought product, typically for impact extrusion, with or without a centre hole NOTE: This term is also used for cast or thyxocast pieces to be formed in semi-solid condition
2006-9-14 · Insoluble, semi-solid, or solid particles which are combustible and are highly aromatic. Asphaltenes contain a high carbon to hydrogen ratio and entrap water, fuel ashes and other impurities. ASTM: American Society for Testing Materials. Grade and quality specifications for petroleum products are determined by ASTM test methods.
2019-8-11 · Glossary of Mining Terms 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
Shelby-Tube Sampler – device used for obtaining soil samples, usually undisturbed and from some depth beneath the surface. The Shelby-tube sampler is a tube that is pressed into the soil to be sampled, usually by a drilling rig. The sample is removed from within the Shelby-tube by pushing or extruding it …
2017-10-14 · mineralization in the underlying bedrock. Anthracite- A hard, black coal containing a high percentage of fixed carbon and a low percentage of volatile matter. Anticline- An arch or fold in layers of rock shaped like the crest of a
Mining and Reclamation Technology Acid Mine Drainage: Water mixed with sulfuric acid and having a pH of less than 6.0. This mixture can be discharging from an active mine or abandoned mine. Ore or other minerals containing sulfides (iron pyrite) oxidizes (when exposed to water, air, or other weathering processes) and forms sulfuric acid.
2016-5-27 · This process often involves data mining, machine learning and statistics. Prescriptive Analytics: Finally, having a solid prediction for the future, analysts can prescribe a course of action. This turns data into action and leads to real-world decisions. Cloud: It''s available any and everywhere. Cloud computing simply means storing or ...
Tunnelling Terms. A substance added to concrete/shotcrete to accelerate setting. A tunnel driven from ground surface to provide access to or drainage from underground workings; a length of tunnel driven for an exploration – exploration adit. The forward progress in the construction of a tunnel, usually measured by the length created, or the ...
Semantic relation mining of solid compounds in medical corpora. ... The performance of F-MTI including nine health terminologies on CISMeF resources with Title only was 27.9% precision and 19.7% ...
terminologies on mining solid minerals, minerals and mining. solid minerals payor handbook office of natural resources . release 1.0 of the solid minerals payor handbook. please note: this mine safety and health administration ...
2014-8-26 · been discusses in Chapter II. Various terminologies used all through the project is discussed in Chapter II itself. The different objectives are:- 1. Scheduling the mining production over the life of mine in order to develop the desired working locations using Branch and Cut algorithm. Production planning is done for long term and short term.
2020-5-9 · 16. "Mine Manager" means a manager appointed by a Licence Holder to perform the responsibilities set out in Article 64: of these Regulations; 17. "Mine Official" means the Mine Manager and any competent person appointed by the Mine Manager to assist the Mine Manager in the duties of the Mine Manager; 18.
2020-11-1 · 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.
Download our PDF of Gold Mining Terms. adit – a horizontal or nearly horizontal underground passage coming to the surface at one end of a mine.; alluvial – of or pertaining to alluvium; alluvial soil.; alluvium – a deposit of sand, mud, etc., formed by flowing water.; assay – to analyze (an ore, alloy, etc.) in order to determine the proportion of gold, silver, or other metal in it.