gold mining dictionary

Gold-mine | definition of Gold-mine by Medical dictionary

gold 198 a radioisotope of gold having a half-life of 2.7 days, used as either a solid (seed) or a colloidal solution. It has been used for intracavitary or interstitial radiation therapy and has also been used, in colloidal form, as a scintiscanning agent.

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South Africa - Gold mining | Britannica

South Africa - South Africa - Gold mining: Prospectors established in 1886 the existence of a belt of gold-bearing reefs 40 miles (60 km) wide centred on present-day Johannesburg. The rapid growth of the gold-mining industry intensified processes started by the diamond boom: immigration, urbanization, capital investment, and labour migrancy. By 1899 the gold industry attracted investment worth

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Gold-mine | Article about Gold-mine by The Free Dictionary

Artistic use. Since ancient times gold has been used in the jeweler’s art (ornaments, religious and palace utensils) and for gilding. Because of its softness, malleability, and ductility, gold lends itself to particularly fine working by chasing, casting, and engraving.

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gold standard - Cambridge Dictionary | English Dictionary

gold standard definition: 1. a system of providing and controlling the exchange of money in a country, in which the value of. Learn more. Learn more. Cambridge Dictionary +Plus

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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.

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Mining Terms Explained: A to Z | Anglo American

Learn about mining with this dictionary full of mining terms & methods, from base metals to stopes & more.

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PDF Glossary of Mining Terms

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

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gold mining | Example sentences - Cambridge Dictionary

Examples of how to use “gold mining” in a sentence from the Cambridge Dictionary Labs These examples are from the Cambridge English Corpus and from sources on the web. Any opinions in the examples do not represent the

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Mining | Definition of Mining by Merriam-Webster

Mining definition is - the process or business of working mines. How to use mining in a sentence. Recent Examples on the Web The main environmental benefit from basing the mining in the Nordic region is that the electricity is almost carbon-free, consisting mostly of

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Gold mining synonyms, Gold mining antonyms

Synonyms for Gold mining in Free Thesaurus. Antonyms for Gold mining. 2 synonyms for gold mine: goldmine, goldmine. What are synonyms for Gold mining?

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Gold | Definition of Gold at Dictionary.com

noun. a precious yellow metallic element, highly malleable and ductile, and not subject to oxidation or corrosion. Symbol: Au; atomic weight: 196.967; atomic number: 79; specific gravity: 19.3 at 20°C. a quantity of gold coins: to pay in gold. a monetary standard based on this metal; gold standard. money; wealth; riches.

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Mining Stocks - Simple Definition | Sunshine Profits

There are many ways to gain exposure to movements in the commodities, including precious metals. One of them is mining stocks, i.e. shares in mining companies.Mining stocks can be divided into two broad categories: seniors and juniors.The former are stocks of a considerably large commodity producing mining companies with an established position and relatively large market capitalization, while

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GOLD MINE | meaning in the Cambridge English Dictionary

gold mine definition: 1. a place where gold is taken from the ground 2. something that produces wealth or information. Learn more. These examples are from corpora and from sources on the web. Any opinions in the examples do

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Gold Production Cost - How High is too High? | Sunshine Profits

Gold production costs vary from region to region, from mine to mine, and from company to company (e.g., whether it is a junior or a senior company). For example, gold production costs in South Africa can be more than twice as much as in Peru.

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Gold Mining Dictionary - Gold Claims For Sale - BC Gold

Gold Mining Dictionary - Gold Claims For Sale Our gold mining dictionary brings you information on the words and terminology that are used within the mining industry. You'll find that we have listed each of the terms in the categories below. If you're interested in a particular word or phrase, then select the first letter of that term.

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GOLD MINE | definition in the Cambridge English Dictionary

gold mine meaning: 1. a place where gold is taken from the ground 2. something that produces wealth or information. Learn more.

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Glossary of Mining Terms

Backfill – Mine waste or rock used to support the roof after coal removal. Barren - Said of rock or vein material containing no minerals of value, and of strata without coal, or containing coal in seams too thin to be workable. Barricading - Enclosing part of a mine to prevent inflow of noxious gasses from a mine fire or an explosion.

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Gold mining - Wikipedia

Historically, mercury was used extensively in placer gold mining in order to form mercury-gold amalgam with smaller gold particles, and thereby increase the gold recovery rates. Large-scale use of mercury stopped in the 1960s. However, mercury is still used in artisanal and small-scale gold mining (ASGM), often clandestine, gold prospecting.

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Gold Mine | Definition of Gold Mine by Merriam-Webster

01/28 · Gold mine definition is - a rich source of something desired. How to use gold mine in a sentence. Recent Examples on the Web But software as a service has become an industry standard that has turned into a gold mine for longtime software makers.

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Dictionary of Mining, Mineral and Related Terms - by EduMine

A dictionary of mining, mineral and related terms, presented online by EduMine. Dictionary of Mining, Mineral and Related Terms (an EduMine tool) (1-10 characters)

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Mining definition and meaning | Collins English Dictionary

2 days ago · Mining definition: Mining is the industry and activities connected with getting valuable or useful minerals | Meaning, pronunciation, translations and examples

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Gold Mining Dictionary - Video Results

More Gold Mining Dictionary videos

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Gold-Mining | Definition of Gold-Mining by Oxford Dictionary

In the first three-quarters of 2005, the world's gold-mining companies are estimated to have produced only 1% more than in the same period of 2004.’ ‘As recently as Christmas Eve, Thistle Mining, the Scottish-Canadian gold-mining

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Mining Meaning | Best 11 Definitions of Mining - Your Dictionary

The process or business of extracting ore or minerals from the ground. noun. 4. 1.

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gold mining dictionary

gold mining dictionary . GM stone crusher machine is designed to achieve maximum productivity and high reduction ratio. From large primary jaw crusher and impact crusher to cone crusher and VSI series for secondary or tertiary stone crushing, GM can supply the right crusher as well as complete crushing plant to meet your material reduction requirements.

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Glossary of Mining Terminology - Miners' Museum

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

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