gold telluride flotation
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gold telluride flotation

Selective flotation of pyrite and gold tellurides ...

1997-3-1  The first stage of gold recovery was telluride flotation which was conducted in a standard rougher, cleaner and recleaner circuit. Frother, IC1 Teric 407 (Polyoxypropylene glycol ether), was the only reagent added at a rate of 0.03 kg/t prior to sulphide flotation.

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Processing technologies for gold-telluride ores

2016-9-12  Abstract: Gold telluride ores are important gold refractory ores due to the presence of sulfides and other gangue materials. The classification and main physical properties of gold telluride ores were described, and possible treatment methods including flotation, leaching, and

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Processing technologies for gold-telluride ores SpringerLink

2010-2-12  Gold telluride ores are important gold refractory ores due to the presence of sulfides and other gangue materials. The classification and main physical properties of gold telluride ores were described, and possible treatment methods including flotation, leaching, and oxidation were reviewed. The results show that flotation procedures are much easier for gold tellurides compared to other ...

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Minerals Free Full-Text Comprehensive Recovery ...

Telluride-type gold mine samples used in the flotation tests were obtained from Xiaoqinling, China. In the test, raw samples, after they were crushed to less than 3

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Selective Pre-leaching of Tellurium From Telluride-Type

2021-3-25  With a telluride-type gold ore flotation concentrate as the research object, the Na2S + NaOH collaborative leaching process was applied to selectively separate tellurium before the cyanide leaching of gold and silver. The effects of process parameters ...

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Processing technologies for gold-telluride ores

The grain parameter in the leaching process was 0.26263 and the apparent activation energy E = 17.12 kJ/mol. Tellurium could be pre-leached from the telluride-type gold flotation concentrate ...

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Telluride - an overview ScienceDirect Topics

S.K. Haldar, in Platinum-Nickel-Chromium Deposits, 2017 1.3.5.2 Calaverite. Calaverite or gold telluride is an uncommon telluride of gold mineral with chemical formula (AuTe 2).It was discovered in Calaveras County, California, in 1861 and named for the county. The color ranges between brass-yellow and silvery-white with green to yellow-green streak and metallic luster. The harness is between ...

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(PDF) Hydrometallurgical Recovery of Tellurium

While recovery of tellurium from cadmium telluride was very low at around 18%, recoveries for gold and tellurium from the flotation concentrate were 42% and 53%

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Gold Flotation - Mineral Processing Metallurgy

2016-7-13  GOLD FLOTATION. The flotation process, which is today so extensively used for the concentration of base-metal sulphide ores and is finding increased use in many other fields. In 1932 flotation plants began to be installed for the treatment of

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Establishing thE ProcEss MinEralogy of gold orEs

10 Telluride ores Gold occurs as native gold and gold tellurides, either liberated or locked in sulfides. Submicroscopic gold may be present. Cripple Creek (USA), Emperor (Fiji), Kalgoorlie (Australia), Kumtor (Kyrgyzstan) 11 Carbonaceous - sulfidic ores Gold occurs mainly as fine-grained gold particles and

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Selective Pre-leaching of Tellurium From Telluride-Type ...

2021-3-25  With a telluride-type gold ore flotation concentrate as the research object, the Na2S + NaOH collaborative leaching process was applied to selectively separate tellurium before the cyanide leaching of gold and silver. The effects of process parameters including the type of leaching agent, the amount of leaching agent, liquid-solid ratio, leaching temperature, and leaching time on the leaching ...

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Processing technologies for gold-telluride ores

Gold telluride ores are important gold refractory ores due to the presence of sulfides and other gangue materials. The classification and main physical properties of gold telluride ores were described, and possible treatment methods including flotation, leaching, and oxidation were reviewed. The results show that flotation procedures are much easier for gold tellurides compared to other ...

More

Selective Pre-leaching of Tellurium From Telluride-Type

2021-3-25  With a telluride-type gold ore flotation concentrate as the research object, the Na2S + NaOH collaborative leaching process was applied to selectively separate tellurium before the cyanide leaching of gold and silver. The effects of process parameters ...

More

Selective Pre-leaching of Tellurium From Telluride-Type ...

With a telluride-type gold ore flotation concentrate as the research object, the Na 2 S + NaOH collaborative leaching process was applied to selectively separate tellurium before the cyanide leaching of gold and silver. The effects of process parameters including the type of leaching agent, the amount of leaching agent, liquid-solid ratio, leaching temperature, and leaching time on the ...

More

Processing technologies for gold-telluride ores

Gold telluride ores are important gold refractory ores due to the presence of sulfides and other gangue materials. The classification and main physical properties of gold telluride ores were described, and possible treatment methods including flotation, leaching, and oxidation were reviewed. The results show that flotation procedures are much ...

More

Flotation of Gold and Gold-Bearing Ores - ResearchGate

Flotation circuits in commercial gold concentrators are described, along with modern plant practice for various ore types, including refractory gold, arsenopyrite, pyrrhotite, pyrite, telluride ...

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Leaching of Telluride - Metallurgist Mineral Processing ...

2019-2-18  Three stages of flotation are employed and as grinding is conducted in circuit solution the presence of lime and cyanide effectively depress the major proportion of the sulphides present. Testwork conducted prior to the introduction of telluride flotation,

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Processing technologies for gold-telluride ores ...

2010-2-12  Gold telluride ores are important gold refractory ores due to the presence of sulfides and other gangue materials. The classification and main physical properties of gold telluride ores were described, and possible treatment methods including flotation, leaching, and oxidation were reviewed. The results show that flotation procedures are much easier for gold tellurides compared to other ...

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Method to extract gold from telluride ores and concentrates

Flotation concentrate Berezovsky mine (Ural) size - contained 0.4 mm 38 g/t gold. X-ray phase analysis of the concentrate was identifitsirovali natural telluride gold aute (Concorde) 2. Special studies have established that the share of this compound accounts for approximately 5-10 g/t gold.

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NOVEL GOLD DEPORTMENT TECHNIQUE -

2021-1-15  copper-gold flotation and gold leaching flow sheet. Key objectives of this investigation were: to identify ... (2000) described alkalic porphyry systems with intermediate-sulfidation epithermal base-metal-gold-telluride deposits. Gold deportment studies for these ores are different and easier than complex copper-gold

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Selective Pre-leaching of Tellurium From Telluride-Type

2021-3-25  With a telluride-type gold ore flotation concentrate as the research object, the Na2S + NaOH collaborative leaching process was applied to selectively separate tellurium before the cyanide leaching of gold and silver. The effects of process parameters ...

More

Processing technologies for gold-telluride ores

Gold telluride ores are important gold refractory ores due to the presence of sulfides and other gangue materials. The classification and main physical properties of gold telluride ores were described, and possible treatment methods including flotation, leaching, and oxidation were reviewed. The results show that flotation procedures are much easier for gold tellurides compared to other ...

More

Selective Pre-leaching of Tellurium From Telluride-Type ...

With a telluride-type gold ore flotation concentrate as the research object, the Na 2 S + NaOH collaborative leaching process was applied to selectively separate tellurium before the cyanide leaching of gold and silver. The effects of process parameters including the type of leaching agent, the amount of leaching agent, liquid-solid ratio, leaching temperature, and leaching time on the ...

More

Processing technologies for gold-telluride ores

Gold telluride ores are important gold refractory ores due to the presence of sulfides and other gangue materials. The classification and main physical properties of gold telluride ores were described, and possible treatment methods including flotation, leaching, and oxidation were reviewed. The results show that flotation procedures are much ...

More

Method to extract gold from telluride ores and concentrates

Flotation concentrate Berezovsky mine (Ural) size - contained 0.4 mm 38 g/t gold. X-ray phase analysis of the concentrate was identifitsirovali natural telluride gold aute (Concorde) 2. Special studies have established that the share of this compound accounts for approximately 5-10 g/t gold.

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R.R. Klimpel - Springer

2018-11-6  of gold, generally a concentration of near 1 ppm (1 g/t or 0.029 oz/st) or more is required. From a mineralogical view­ point, gold often occurs in its native or free form. However, it can also occur as gold compounds of telluride, antimony and selenium, which are contained within sulfide minerals

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Recovery of gold from the Mouteh Gold Mine T tailings

2009-12-4  gold, which were associated with sulphide minerals, were recovered. By regrinding, roasting, and cyanidation of the flotation concentrate, the gold dissolution recovery was in the range of 87.8 to 98.4%. The carbon-in-column method was used to recover 98% of the gold from the solution. Keywords: gold ore, pyrite, flotation, roasting, cyanidation

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Gold Processing,Extraction,Smelting Plant Design ...

Gold ore. Prominer maintains a team of senior gold processing engineers with expertise and global experience. These gold professionals are specifically in gold processing through various beneficiation technologies, for gold ore of different characteristics, such as flotation, cyanide leaching, gravity separation, etc., to achieve the processing plant of optimal and cost-efficient process designs.

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The leaching and adsorption behaviour of gold ores

2020-8-28  gold was completely extracted by cyanide alone. The flotation feed and copper concentrate showed an enhancement in gold extraction due to the activated carbon adsorbing gold that would otherwise have been preg-robbed. However, this mechanism did

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杨玮-资源工程学院

2021-10-22  Comprehensive Recovery Technology for Te, Au, and Ag from a Telluride-Type Refractory Gold Mine. Minerals, 2019, 9(10):597 7.Wei Yang*, Qian Wang*, Yaping Wang , Ping Dong.Eliminating the adverse effect of the lime on the gold-bearing pyrrhotite flotation using the isopentyl xanthate as collector at low alkalinity.

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