cyanidation of gold ores containing antimony

view file - RRuff

These zones contain gold, ... of gold;. (ii) Its easy artificial formation when gold ores containing antimony ... and cyanidation go back to the already quoted.

Antimony Uses, Production & Prices - Tri-Star Resources

Three distinctive belts of orogenic gold and antimony deposits containing more ... of cyanide on the gold ores. Therefore, many antimony bearing gold deposit...

Cyanidation of gold ores containing copper, silver, lead, arsenic and ...

Cyanidation tests on two ore samples from two different gold deposits are reported. The first sample contained 10.5 ppm gold with high arsenic and antimony.

Patent US3174848 - Process for treating high antimonybearing gold ...

A well established method for treating refractory gold ores in which the gold is ... the ore by an oxidizing roast, followed by cyanidation of the resulting calcine to ... a roasting charge of gold ore concentrates containing 2% to 20% antimony is...

ELECTROCHEMICAL GOLD EXTRACTION FROM THE RESIDUES ...

Dec 21, 2013 ... valuable components from gold-containing antimony ores and their ... common process of gold extraction-treatment with cyanide. One of the...

Flotation concentration of the sulfide antimony-arsenic gold-bearing ...

Flotation concentration of the sulfide antimony-arsenic gold-bearing ore ... oxidation and cyanide for gold leaching and increasing the recovery of gold and ... during the Separation of Antimony-Containing Collective Concentrates, Izv. Vyssh.

PDF (1005 K) - Scientific Research Publishing

Jul 1, 2013 ... pressure cyanidation of the oxidized concentrate, for the extraction of ... Many of the gold deposits contain finely disseminated gold in iron sulfide minerals such as pyrite and arsenopy- rite. Such deposits are called refractory gold ores due to ..... Arsenic and Antimony from a Tetrahedrite Rich Complex.

Influence of lead nitrate on cyanide leaching of gold and silver from ...

Extraction of gold from its ores by cyanide leaching has been the preferred method ..... parameters for a refractory gold ore containing aurostibite and antimony...

Process flow-sheet for gold and antimony recovery from stibnite ...

Mar 11, 2014 ... ABSTRACT Recovery of gold from refractory ores requires a pretreatment to ... the antimony (Sb) forms stable compounds with sodium cyanide (NaCN) ...... of gold and silver from antimonial refractory ores containing sulphide...

establishing the process mineralogy of gold ores - SGS

From the perspective of metallurgical processing, gold ores can be classified into free-milling and refractory ores. ... 90% of gold can be recovered by conventional cyanide leaching. Refractory ... oxidized portion) but more commonly contain significant amounts of sulfides in which ... gold ores: Antimony, bismuth sulfide and.

Day 58 Gold Mining, Metallurgy and Prospecting III | Rio Suerte

GOLD ORES AND MINERALS Gold Ore Types Gold ores are commonly classified ... where over 90% of gold can be recovered by conventional cyanide leaching. ... but more commonly contain significant amounts of sulfides in which gold occurs ... Antimony, bismuth sulfide and telluride gold ores: Antimony, bismuth sulfide...

Determination of the leaching parameters for a refractory gold ore ...

Determination of the leaching parameters for a refractory gold ore containing aurostibite and antimony minerals: Part II – AD Zone ... a cyanidation study was conducted on an ore sample from the AD-MW Zone of Clarence Stream Property,...

GOLD RECOVERY - FLOTATION.pdf - The Vespiary

(heap leach), low grade sulfide ores (cyanidation, ... gold ores) and the ores that contain impurities that .... Flotation of Gold-containing Mercury/Antimony Ores.

Patent US3174848 - Process for treating high antimonybearing gold ...

A well established method for treating refractory gold ores in which the gold is ... the ore by an oxidizing roast, followed by cyanidation of the resulting calcine to ... a roasting charge of gold ore concentrates containing 2% to 20% antimony is...

Evaluation of leaching parameters for a refractory gold ore ...

ABSTRACT A cyanidation study was conducted on a mild refractory gold ore sample ... The ore also contains 2.8% pyrrhotite, together with several antimony...

Process flow-sheet for gold and antimony recovery from stibnite ...

Mar 11, 2014 ... ABSTRACT Recovery of gold from refractory ores requires a pretreatment to ... the antimony (Sb) forms stable compounds with sodium cyanide (NaCN) ...... of gold and silver from antimonial refractory ores containing sulphide...

Full text of "The cyanide process of gold extraction: a text-book for ...

When an ore contains a proportion of both fine and coarse gold the cyanide ... oxide, and carbonate ores of copper, and also on the sulphides of antimony,...

Lead Nitrate used for Accelerator in gold cyanidation | Kemcore

Activation of antimony sulphide minerals and to reactivate copper sulphides .... Lead nitrate works for Gold ores which contains sulphides such as pyrite ores.

their deportment in gold processing Part II: Deportment in gold ore ...

This paper reviews their deportment during gold ore cyanidation (including carbon ..... Refractory ores Gold ores and concentrates containing arsenic, antimony...

Recovery of precious metals

Dec 6, 1983 ... ... ores prior to cyanidation leads to increased yield but such roasting ... Gold ores containing antimony and silver ores contain ing arsenic or...

A fundamental study of the alkaline sulfide leaching of gold

sulfur containing streams are difficult to treat using cyanidation. In the present ... Many gold ores are problematic as they contain metal sulfides, such as pyrite, arsenopyrite and ... Antimony recovery normally calls for a two step process of.

Sulfides, Selenides and Tellurides: rebellious and refractory gold ores

Many types of valuable ores contain Sulfides, selenides or tellurides and they can .... also contain things like copper or antimony that can react with the cyanide,...

The Experimental Study on the All-sliming Cyanidation Condition ...

The Experimental Study on the All-sliming Cyanidation Condition Optimal Control of Veinlet Disseminated Gold Ore Containing Arsenic and Antimony.

Day 58 Gold Mining, Metallurgy and Prospecting III | Rio Suerte

GOLD ORES AND MINERALS Gold Ore Types Gold ores are commonly classified ... where over 90% of gold can be recovered by conventional cyanide leaching. ... but more commonly contain significant amounts of sulfides in which gold occurs ... Antimony, bismuth sulfide and telluride gold ores: Antimony, bismuth sulfide...

Gold Mining Process Development » Denver Mineral Engineers

Gravity separation; Flotation; Cyanidation; Refractory ore processing; Alternative lixiviants; Amalgamation ... contain the gold. .... antimony, and arsenic. It should...



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