gold ore contain antimony

gold ore contain antimony

Treatment of Antimonial Gold Ores - ScienceDirect

2016-1-1 · The association of gold and antimony in many ores provides additional complications in the gold extraction process. Improvements in mineralogical identification and understanding of the chemistry of the cyanidation process with antimony present are leading to improved treatment processes for antimonial gold ores.

(PDF) Cyanidation of gold ores containing copper, silver ...

2010-7-1 · 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. The second sample had a low gold

(PDF) Cyanidation of gold ores containing copper, silver ...

Cyanidation of gold ores containing copper, silver, lead, arsenic and antimony. International Journal of Mineral Processing, 2010. Fathi Habashi. Download PDF. ... Improved gold and silver extraction from a refractory antimony ore by pretreatment with alkaline sulphide leach.

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

2010-7-1 · 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. The second sample had a low gold content (2.5 ppm) but a high silver content (160 ppm).

Bio-oxidation of refractory gold ores containing stibnite ...

Arsenic and antimony are environmental pollutants associated with several diseases, including skin cancer. One of the main sources of both elements is the oxidation of sulphide minerals, particularly arsenopyrite and therefore any of both elements is a concern in gold mining operations because arsenic- and antimony-bearing sulphides may contain significant gold contents.

Geology of the Tungsten, Antimony and Gold Deposits

2011-6-30 · Ore mined at the Meadow Creek mine contained 0.23 ounce of gold per ton and 1.6 percent of antimony. That mined at the Yellow Pine mine contained less gold but about 4 percent of antimony and 2 percent of WO8. The tungsten ore body at the Yellow Pine mine was exhausted in 1945.

The Tumannoe Gold–Antimony Occurrence (East Sayan,

2020-7-27 · The ores of gold–antimony deposits, along with pyrite and arsenopyrite, are dominated by Sb minerals: stibnite, antimonides and sulfoantimonides of certain metals (Au, Ag, Fe, Pb, etc.), and Sb-sulfosalts. The gold and antimony mineralization ratios in ores of

Establishing thE ProcEss MinEralogy of gold orEs

Antimony, bismuth sulfide and telluride gold ores: Antimony, bismuth sulfide and telluride gold ores are often somewhat refractory due to the presence of slow-dissolving gold minerals such as aurostibite, maldonite and gold tellurides. Carbonaceous ores: The gold is

Evaluation of leaching parameters for a refractory gold ...

2009-8-1 · Gold, at a grade of 8.00 g/t, is present as native gold, electrum and aurostibite. The ore also contains 2.8% pyrrhotite, together with several antimony minerals (0.8% berthierite and gudmundite, 0.18% native antimony and stibnite). It also exhibits weak preg

(PDF) Determination of the Leaching Parameters for a ...

Gold, at a grade of 8.00 g/t, is present as native gold, electrum and aurostibite. The ore also contains 2.8 per cent pyrrhotite, together with several antimony minerals (0.8 per cent berthierite ...

antimony ore containing - ecotoursgambia

gold ore contain antimony kks-hofgeismar.eu. In 1873 ore containing 60% antimony was discovered in a landslide near the saddle , It was found during prospecting of the Queen Charlotte Sound Goldfield,. Inquire Now; Definition of Antimony MedicineNet. Read medical definition of Antimony

Gold and antimony metallogenic relations and ore

In the northwestern margin of the Youjiang basin (NWYB) in SW China, many Carlin-like gold deposits are highly antimony (Sb)-rich, and many vein-type Sb deposits contain much Au. These deposits have similar ages, host rocks, ore-forming temperatures, ore-related alterations and ore mineral assemblages, but the Au and Sb metallogenic relations ...

Geology of the Tungsten, Antimony and Gold Deposits

2011-6-30 · come because of its sizable reserve of indicated gold ore. Other mines and pros­ pects in the area should add to the total gold output. The district is believed to contain nearly 600,000 ounces of gold in indicated ore averaging 0.1 ounce per -,ton or better, and about 140,000 additional ounces of recoverable gold in antimony .ore.

Gold Antimony Ore Texture Close-up. Mineral Stone

Gold antimony ore texture close-up. Mineral stone surface background. Photo about arsenopyrite, golden, material, mineral, macro, antimony, crystal, gold, gemstone ...

The Tumannoe Gold–Antimony Occurrence (East Sayan,

2020-7-27 · The mineralization contains gold–bismuth and gold–antimony ore assemblages, which are the evolutionary products of a single ore-forming system, during which a sequential decrease in the PTX parameters of ore deposition occurred, where temperatures decreased from more than 380 to 180°С. Sulfur activity decreased during ore

Establishing thE ProcEss MinEralogy of gold orEs

Antimony, bismuth sulfide and telluride gold ores: Antimony, bismuth sulfide and telluride gold ores are often somewhat refractory due to the presence of slow-dissolving gold minerals such as aurostibite, maldonite and gold tellurides. Carbonaceous ores: The gold is

Invisible gold in ore and mineral concentrates from the ...

Vein-hosted mesothermal stibnite-gold mineralisation at the Hillgrove Au-Sb mine in northeastern New South Wales has a halo of veinlet and disseminated auriferous arsenopyrite and arsenian pyrite in metasedimentary and granitic host rocks. About 50–55% of the gold produced at Hillgrove occurs invisibly in arsenopyrite and pyrite. Gold losses of ∼20% into tailings are due to this mineral ...

To extract gold from its ore, the ore is treated with ...

2010-2-3 · A certain ore contains 21 percent gold. How much ore (in tons) is needed to obtain 882 tons of gold? Chemistry. The quantity of antimony in an ore can be determined by an oxidation-reduction titration with an oxidizing agent. The ore is dissolved in hot, concentrated acid and passed over a reducing agent so that all the antimony is in the

LOW SULFIDE AU QUARTZ VEINS (MODEL 36a; Berger,

2004-2-18 · 50 g gold/t), many low tonnage deposits (for instance, Chugach-type low sulfide gold deposits; Bliss, 1992) are developed by small, underground workings. Deposits that contain at least 0.5 to 5 million oz gold in low grade ore (generally 2 to 10 g gold/t) have been mined in large, more modern open-pit operations. The largest example of such

Photos of gold ores, quartz, telluride gold ore and gold ...

2014-6-22 · Gold Ore Minerals: The most prominent is native gold - most of the native gold contains a small amount of silver, copper, platinum, etc. Telluride minerals are the most common minerals which contain significant gold in their make up. They include: Petzite (Ag,Au) 2,Te, with a gold

Geology of the Tungsten, Antimony and Gold Deposits

2011-6-30 · come because of its sizable reserve of indicated gold ore. Other mines and pros­ pects in the area should add to the total gold output. The district is believed to contain nearly 600,000 ounces of gold in indicated ore averaging 0.1 ounce per -,ton or better, and about 140,000 additional ounces of recoverable gold in antimony .ore.

Gold and antimony metallogenic relations and ore

In the northwestern margin of the Youjiang basin (NWYB) in SW China, many Carlin-like gold deposits are highly antimony (Sb)-rich, and many vein-type Sb deposits contain much Au. These deposits have similar ages, host rocks, ore-forming temperatures, ore-related alterations and ore mineral assemblages, but the Au and Sb metallogenic relations ...

List Antimony Minerals Group - Mineral Processing &

2016-9-27 · Contains about 71% antimony, and sometimes carries gold and silver. Crystals are often long and slender; cleavage, very perfect, often showing in streaks, with duller spots or bands between. This is the common ore of antimony, a metal used in

STIBNITE-QUARTZ DEPOSITS (MODELS 27d,e and 36c;

2004-2-18 · the stibnite-quartz deposits are distinctly lower than those of the gold-antimony deposits. Gold has been identified in the Lake George (New Brunswick, Canada) stibnite-quartz deposit, but it is present in a minor vein set ( Seal and others, 1988) and has not been extracted during mining and milling of the ore. Relative to simple, disseminated,

ANTIMONY DEPOSITS OF ALASKA - USGS

2011-6-15 · contain many references to the occurrence of antimony ore, but for the most part they make only brief mention of stibnite incidentally to the description of other metalliferous deposits. The present unusual demand for antimony has led to shipments of stibnite ore from Alaska. As a result there have been many inquiries regarding

To extract gold from its ore, the ore is treated with ...

2010-2-3 · A certain ore contains 21 percent gold. How much ore (in tons) is needed to obtain 882 tons of gold? Chemistry. The quantity of antimony in an ore can be determined by an oxidation-reduction titration with an oxidizing agent. The ore is dissolved in hot, concentrated acid and passed over a reducing agent so that all the antimony is in the

Mandalay Resources Corporation | Costerfield Mine

Tonnes are rounded to the nearest thousand; contained gold (oz) is rounded to the nearest thousand; contained antimony (t) rounded to nearest hundred. Totals may appear different from the sum of their components due to rounding. Lodes have been diluted to a minimum mining width of 1.5 m for stoping and 1.8 m for ore development.

LOW SULFIDE AU QUARTZ VEINS (MODEL 36a; Berger,

2004-2-18 · 50 g gold/t), many low tonnage deposits (for instance, Chugach-type low sulfide gold deposits; Bliss, 1992) are developed by small, underground workings. Deposits that contain at least 0.5 to 5 million oz gold in low grade ore (generally 2 to 10 g gold/t) have been mined in large, more modern open-pit operations. The largest example of such

Challenges and opportunities in the recovery of gold

typically 0.0018 wt% (18 ppm) of gold and a typical silver bearing ore contains 0.085% (85 ppm) of silver.31 It is also apparent that the concentration of precious metals found in electronic waste is dependent on the age of the device; the thickness of gold contacts halved from ca. 1.0 mm in devices