[email protected] +86-21-58386189, 58386176

How to Recover Platinum from Catalytic Converters: 5 Easy Tips

The ratio, in terms of availability, of platinum to gold is 1:15. This means that for every 15 gold there is only 1 platinum. It is also difficult to acquire a lot of it, as it will take 10 tons of raw platinum ore to come up with a single ounce of pure platinum. Aside from its rarity, platinum …

mineral sand separation process method and equipment

Facts about Alberta's oil sands and its industry - Alberta History Oil sand is recovered by two methods: surface-mining and in situ technology. ... to form a slurry (a very thick liquid), which is pipelined to a separation vessel. .... Amongst the oil sands are fine particles of clay and other minerals such ..... original mining process has evolved as new innovations in equipment and techniques.

Gold parting - Wikipedia

Gold parting is the separating of gold from silver.Gold and silver are often extracted from the same ores and are chemically similar and therefore hard to separate. Over the centuries special means of separation have been invented. The very earliest precious metals had mixes of gold and silver; gold and silver alloy is called electrum.With the advent of coinage, methods had to be invented to ...

How to Remove the Flour Gold From Black Sand | Our Pastimes

Black sand deposits, which are composed of heavy metal materials such as iron and hematite, are common in areas where gold is found. While mining hobbyists typically regard the presence of black sand as an indicator of gold deposits, the sands themselves contain small particles of gold, called flour gold, and the sands are frequently processed for gold extraction.

Fine Gold Recovery. Separating Placer Gold Particles from ...

Separating fine gold particles from black sands is one of the biggest challenges that gold prospectors have to deal with. This article will describe a simple and inexpensive method of capturing fine gold. Most small scale prospectors do not need to invest thousands of dollars to capture small placer gold dust. Using fine gold recovery methods, you can retain the vast majority of gold in your ...

machine to separate gold from sand

How can I use an Electrolytic method to separate fine gold from sand? 11 Dec 2015, In real terms, I would use physical methods (panning for gold) ... The saltwater process will recover and refine all of the platinum metals and will separate each platinum group metal from the ...

Unique black sand removal solution - YouTube

May 10, 2015· We will show you a way to remove black sand or retrieve the gold from a black sand concentrate. ... How to separate gold from Black Sand - Duration: 25:21. Two Toes 84,450 views.

Natural Sciences Grade 7 - Grade 7-9 Workbooks

We would want separate the water from the solid material (sand or clay) before using it! Once separated, we would keep the water to drink and throw the sand away. Ask learners if they can think of a way to separate the water from the sand? Learners may suggest filtration (filtering) as a method for separating the sand and water.

How Is Platinum Extracted? | Reference.com

Because platinum is so rare, it must be extracted after being mined through a process that involves crushing it into incredibly small particles and separating these particles from one another. This is known as the flotation separation method, and produces a frothy layer of particles that can be skimmed to provide the extracted platinum.

How do you separate gold from platinum - Answers

one way is to increase heat and pressure to turn one into a liquid then disperse it. Gold has a lower melting point so it would turn into a liquid at a cooler temperature than platinum, then you ...

How to extract Gold, Platinum, Rhodium from "Black Sand ...

May 08, 2008· If the gold and platinum are "free" (IE, not tied up with refractory minerals like arsenopyrite), by far the simplest way to separate gold and platinum from black sand is by gravity. There are many types of sluice boxes and spiral jigs commercially available, or you can build your own. Or you can use a shaker table.

How To Separate Platinum From Black Sand At Home

How To Extract Gold Platinum Rhodium From Black. If the gold and platinum are free ie, not tied up with refractory minerals like arsenopyrite, by far the simplest way to separate gold and platinum from black sand is by gravity.There are many types of sluice boxes and spiral jigs commercially available, or you can build your own.Or you can use a.

Magnetite Black Sand – Prospectors Choice

Both magnetite black sand and hematite are oxides of iron. These are rather complex inorganic compounds that can occur in various forms. There can be valuable metals in black sands that are magnetic – for example, some of the platinum group metals can exhibit mild magnetic qualities.

how to separate platinum from black sand at home

Overall easier to recover and separate... purty to look at too. .... A lot of that black sand is platinum and that is harder to remove than the gold. The one flaw in platinum that .... The blue bowl, I take home and run the cons there. ... Ask The Experts—Separating platinum from sands using bubbles ... Q: I am trying to find any information ...

methods of gold separation

Separating gold and platinum alloy Jewelry Discussion . ... gold separation from black sand ipoteca biz. 2011-8-12 the old timers had a slow but successful method of separation that doesn of sand/gold/black sand dust etc . Get Price. physical separation methods …

PURE GOLD AND IRON FROM SAND - elmergates.com

inexhaustible quantities. You may find such sand, in many localities, without going farther afield than your own yard. By the invention which Professor Gates has perfected the gold and iron is easily separated from the sand at the insignificant cost of from 3 cents to 5 cents per ton [Gates: for working raw sand].

How to separate gold from sands - Quora

Dec 02, 2015· Separating gold from sand is very easy. The main principle used to separate free gold from other material almost always takes advantage of golds' relative weight. Very few natural materials come even close to being as heavy as gold. The proc...

The Finest of flour gold, lots of it, but how to process ...

Not only did it separate the -100 from the black sands, the amount of gold that the Black Magic lost in the -30 to the -100 range was eye opening. The Black Magic is put away and waiting for a buyer. I'll never run anything smaller than a -20 in anything other than a Blue Bowl.

Rich Black Sand Concentrates From Alaska - GOLD REFINING FORUM

Aug 12, 2011· The remaining black sand, and possible minute quantities of very very fine gold particles, would have very questionable values remaining in it. And if he can't get "oxidized black gold" separated from it, then, without an assay of each batch, how does he know there is any significant amount of values in it? And then he throws "platinum" into ...

Ask The Experts—Separating platinum from sands using ...

Ask The Experts—Separating platinum from sands using bubbles. October 2011 by Chris Ralph. I am trying to find any information about using bubbles to separate platinum from sands and small particles. I think it has to have a surfactant in the process. Do you know of this bubble tech?

Magnetic Black Sand Separator

If too much is present, it is a nuisance in filling the riffles of a sluice-box. The specific gravity of the minerals that compose black sand ranges between 3 and 5. Crude gold's gravity is 15 to 19, and crude platinum 14 to 19. The gold and platinum particles exist generally as …

Black Sand & Tellurides - Prospector's Paradise

Your average "dirt" with small stones etc. has a density of about 2-21/2. Gold has a density of 19.3. The thing that drives us all a little crazy with black sand is that it is relatively easy to separate the "dirt" from the gold but most of us find it much more difficult to separate the gold from the black sand.

Separating gold flakes and dust from black sand - Gold ...

Jul 10, 2017· Re: Separating gold flakes and dust from black sand Post by rhwhite67 » July 10th, 2017, 4:41 am Another option. make a small flat bottomed sluice out of plastic. coat the plastic in vaseline petrollium jelly. run your cons across almost flat with low water flow.

Capturing the Gold - Nevada Outback

Capturing the Gold. ... The frustrating thing about black sand is that while it is relatively easy to separate the normal sand and gravel from the gold, it much more difficult to separate the small sized gold from the black sand and other concentrates. ... Diamonds, platinum, gold bearing amalgam (lost by early day miners), lead (from fishing ...

How to Separate Gold From Dirt | Sciencing

One of the easiest and most inexpensive ways to separate gold from dirt is through panning. This age-old technique has been around since the Gold Rush, and makes a great outdoor hobby that can pay for itself. With a minimum of equipment, the beginner gold prospector can separate …

smelting black sands to retrieve gold - GOLD REFINING FORUM

Jan 20, 2019· 4: beat the black sand with a small hammer. 5: the black sand grains shatter. 6: any gold is released. 7: any gold is either tiny and visible only with a x40 to x100 stereo-zoom microscope, or is big enough to be beaten flat and rendered large enough to be seen by eye in bright light. 8: use a feather to gently scrape away the shattered black sand.

How is platinum extracted from its ore - LinkedIn SlideShare

Sep 19, 2014· How is platinum extracted from its ore 1. How is platinum extracted from its Ore? An ore is a naturally occurring mineral from which a pure metal can be extracted. For Platinum, the two- chief minerals are sperrylite or platinum arsenide (PtAs2) and co-operate or platinum sulfide (Pts).