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Cyanide can be used to extract gold either in a controlled mill environment or more crudely on rock piles in the open Cyanide vat leaching mixes finely crushed ore with a cyanide salt in water The cyanide binds to the gold ions and makes them soluble in

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    Cyanide salts are used in metallurgy for electroplating metal cleaning and removing gold from its ore Cyanide gas is used to exterminate pests and vermin in ships and buildings If accidentally ingested swallowed chemicals found in acetonitrilebased products that are used to remove artificial nails can produce cyanide

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  • Chemicals Used In Mining Hesperian Health Guides

    Cyanide is used to separate gold from ore In its pure form cyanide has no color and smells like bitter almonds It may lose this smell when it bines with other chemicals It can be used in powder liquid or gas forms Cyanide is deadly when swallowed An amount the size of a

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    Oct 26 2017Gold Extraction by Cyanide Since its introduction into the mining industry during the 1870s the use of cyanide in gold leaching has been a useful but dangerous technique of metal extraction This extraction process involves the chemical reaction between the pulverized ewaste and sodium cyanide which produces a soluble gold cyanide solution

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    he most mon solvent is cyanide which must be bined with oxygen in a process known as carboninpulp As the cyanide and oxygen react chemically gold in the pulp dissolves When workers introduce small carbon grains to the tank the gold adheres to the carbon Filtering the pulp through screens separates the goldbearing carbon

  • Gold Cyanidation

    Cyanide can be used to extract gold either in a controlled mill environment or more crudely on rock piles in the open Cyanide vat leaching mixes finely crushed ore with a cyanide salt in water The cyanide binds to the gold ions and makes them soluble in

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    Gold in Ore Eureka I found gold in a rock But now what How in the world do I get gold out of that rock Over the years people have e up with some ingenious ways to extract gold from ore

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    In solution gold cyanide exists as a linear plex in which the central gold atom is bonded to two cyanide groups This explains why several types of mercially available activated carbons do not adsorb gold cyanide at all notwithstanding their high porosity and total surface area

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  • How Can I Get Sodium Cyanide Yahoo Answers

    ay 09 2006Best Answer Sodium cyanide is a highly toxic chemical pound also known as sodium salt of hydrocyanic acid and cyanogran Immediate medical attention is required in the event of cyanide poisoning as it is quickly fatal Like the similar potassium cyanide NaCN has a smell like bitter almonds but not everyone can smell it

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    Cyanide is not exceptional as regards the amount needed to kill you 200mg 02grams is the accepted oral lethal dose for an average sized man

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    Gold is processed by cyanide milling a chemical procedure that separates 95 to 98 percent of the gold from raw mined ore It is then refined to the gold standard purity according to Mineweb Heap leaching is a less expensive method of gold extraction but it is a longer process and it recovers less gold than the cyanide milling process

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    Apr 09 2008Assuming your uncle is an amatr otherwise he would be using industrial methods the only safe way of extracting gold is by gravity The problem is that the gold dust is very fine and may be too light to get trapped in a gold pan It is a mon misconception that gold panning was a primary method for obtaining gold from river deposits

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    Gold Cyanide Solution Leaching Gold With Cyanide Since the 1890s cyanide has been used to recover gold from gold bearing ores And today over 115 years later most of the worlds gold is recovered with cyanide playing a large part in the beneficiation of the yellow precious metal

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  • How To Melt Gold Out Of Rocks Sciencing

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