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processing gold ore with hcl and bleach

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HCL+Clorox ratio, conflicting numbers
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May 10, 2013· After adding second small dose of bleach and gold is still undissolved what would one do? Steve says one should stop Should one pour solution from original vessel to a second one and put more fresh 4:1 ratio Hcl + bleach in original vessel to finish the process...

Author: Subject: Recovery of gold using HCl
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Jul 11, 2013· Recovery of gold using HCl + H2O2 I tried to UTFSE, but most of the posts seemed to address other issues later in the process I'm a beginner, but having a blast tinkering, so please bear with me I have a handful of gold-plated computer scrap I don't have easy access to aqua regia, so I'm trying an alternate method using HCl + H2O2 (link below)...

Heap leaching
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Heap leaching is an industrial mining process used to extract precious metals, copper, uranium, and other compounds from ore using a series of chemical reactions that absorb specific minerals and re-separate them after their division from other earth materials Similar to in situ mining, heap leach mining differs in that it places ore on a liner, then adds the chemicals via drip systems to the ....

Dissolving Ore?
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Using only the HCl acid (muratic) will normally breakdown the rock/silca which encases the gold but HCl is also used to remove/dissolve the base metals associated with plated gold And then further refined by placing the gold recovered into a solution of HCl and bleach, which will dissolve the gold ,...

Cannot precipitate gold from HCL and bleach
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Sep 15, 2017· I have just started processing gold and have read through Hokes book I have successfully recovered gold from computer bits and piec My problem is that I dissolved gold from plates and cups in HCL and bleach but cannot precipitate it with sodium metabisulfite Yes, there is gold ,...

how to extract gold with bleach
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Process of Gold Extraction from Motherboards (18 pics) Aug 30, 2010 , Lets see how to extract gold from old motherboards , produced by mixing hydrochloric acid and chlorine bleach is what will dissolve the gold....

dissolving
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hello friends i need a little help here I have mixed hcl and bleach with an ore i found near by and it went well in first steps came out nice yellow orange look and filtered out the existing grain out but nothing happens with sodium metabisulfite i add more then the solution went clear...

Gold Recovery Correctly : 12 Steps
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Apr 25, 2017· How to Leach Gold Ore With Chlorination , Pour in the hot water, bleach and HCL The mixture should be 15 percent sodium hypochlorite and 33 percent hydrochloric ac The mixture should cover the rocks, so multiply the mixture until the rock is covered , Aerating the mixture speeds up the leaching process, because it adds oxygen Continue ....

bleach, vinegar and salt dissolve gold
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Dec 17, 2013· bleach, vinegar and salt dissolve gold; User Info Username: Password: Welcome, Guest , I was surprised but it seems to work just like the stannous chloride I used before and didn't use the hydrochloric ac If you try this, make sure you don't use lead containing solder , I bought the Gold Hunter's Test Kit and bought a pound of gold ore ....

Processing Cats with HCL/Bleach
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May 26, 2013· So from what I've read the PH of 32% HCl is -1 and the PH of bleach is 12ish Does each bleach addition raise the PH ever so slightly? If I add 20ML of bleach every two days for a total of 7 bleach additions per honeycomb (140ML total bleach added over 2 weeks) to about 2000ML of HCl (either 32% of maybe dilute is 50/50 with water), i'm guessing the PH will still be relatively low...

Improvements in gold ore cyanidation by pre
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Improvements in gold ore cyanidation by pre-oxidation with hydrogen peroxide , for the purpose of pre-oxidation in a cyanidation circuit processing a feed of 150 t/h (dry ore), corresponding to a dosing rate of 024 kg H 2 O 2 /t of dry ore, had the following effects: ....

How to Refine Gold with Urea
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May 23, 2015· How to Refine Gold with Urea Amir Tajer Posted on May 23 2015 Instructions , Urea in powder form such as the one we carry would work just fine for this process Thanks for reaching out! George Alfred Grant: December 12, 2018 , I used hcl an peperoxid and bleach and a lil nitric from a gold test kit to disovle goldplated earings and 2lbs ....

Chemical Leaching of Black Sands
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May 05, 2012· I have also tried the HCl/NaClO (Hydrochloric acid/Clorox bleach) leach in an attempt to recover micron gold from black sand As stated, the leach is non-discretionary and seems to prefer the iron in the black sand to gold...

Gold drop using smb from hcl and bleach solution
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Sep 24, 2018· How To Refine Alaskan Placer Gold With Bleach and Hydrochloric Acid Part 1of2 - Duration: 24:27 sreetips , How to Recover Gold with A/P Acid peroxide method for gold fingers and gold ,...

Solubility of Gold
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Spring has shown that gold is soluble in hydrochloric acid if heated with it to 150° in a closed tube, and is subsequently reduced by the liberated hydrogen and deposited as microscopic crystals on the side of the tube The author has found that boiling concentrated hydrochloric acid dissolves gold and maintains it ,...

Refine Gold
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Refine Gold using Acid Peroxide method Overview: , Here is how to reclaim that gold and end up with 99+ pure gold The process is to dissolve all of the base metals in acid and leave behind the gold, then purify the gold even further , HCl and Bleach will dissolve gold readily, making Auric Chloride!...

HCL+Clorox ratio, conflicting numbers
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Aug 12, 2019· Normally on the forum in the process where we use HCl acid with our fine gold powders or foils we add plenty of acid for the amount of gold, an excess HCl will not be a problem, and excess acid is actually more desirable than not having enough, for several reasons (one is to stay acidic), we also add just a little bleach at a time in small ....

How to Refine Gold (with Pictures)
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Nov 16, 2019· How to Refine Gold You may want to make some extra money by refining your own gold at home, or you may be a jeweler who wants to refine gold in-house There are multiple ways to refine gold on a small scale as long as you take appropriate....

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