The amount of black sand and other heavy minerals, which you find associated with your placer gold, varies a lot – there is not a simple direct correlation There are places that are loaded with black sand but have no gold Conversely, there are also places that have good quantities of gold but very little black sand
I took rare earth magnets from an old computer disk drive They are half moon shaped Taped 2 together to make full circle, run string up and through lid of vitamin bottle Put magnet in bottle Works just like the black sand removal tools you buy in mining shops
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Aug 19, 2012· has anyone ever got any gold out of the magnetic portion of black sandsim not talking about the few pieces that might get picked up with them when you put a magnet over them to pick themim talking about just the magnetics parti dont want to waste time with that part of the sands if i dont have tooi dont think gold forms in magnatite anyways rightthanks
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 .
New Use for your Black Sands [Archive] - AMDS Adventure Forum
There is black sand and then there is black sand There is no doubt many miners have substantial amounts of gold in their black sands But there are just as many if not more that are convinced their near worthless black sands are worth a fortune I do not pay much attention to it unless I am moving enough volume to where it may really matter
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Oct 07, 2012· I found a nugget years ago at gold basin stuck on my magnet It had a couple black specks of magnatite on it But was around 2 dwt of so and I thought the target dissapeared until I checked the magnet There are only three elements that are or can be magnetic Iron , Nickle and Cobalt are the only minerals that posses magnetic qualities
Jul 20, 2013· The black sand is from the Arkansas River over near Salida, Colorado There is visible gold but it is in very small piec I checked ebay and several people are selling black sand on there for about $10/lb Since I do have visible gold, I might try selling it on ebay
Jun 18, 2013· Black sand is usually attracted to a magnet Put the magnet in a small plastic or paper cup and pass it near the black sand Tap the cup to dislodge any fine gold that may be stuck to the magnetic sand Repeat the process until only the gold is left
Use a magnet to separate the magnetic black sands from these final concentrat The magnetic black sands should be dropped onto another sheet of clean paper, spread out, and then gone through with the magnet at least one more time The reason for this is that some gold can be carried off with the magnetic black sands They tend to clump together
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Magnets can be used in scrap and salvage operations to separate magnetic metals (iron, cobalt, and nickel) from non-magnetic metals (aluminum, non-ferrous alloys, etc) The same idea can be used in the so-called "magnet test", in which an auto body is inspected with a magnet to detect areas repaired using fiberglass or plastic putty
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Where can you buy magnetic sand (black sand) and magnets ,
Hey Morag, Magnetic or the black sand is in fact iron filings (that haven’t rusted) Image Does greater number of lines of force around the magnet imply greater magnetic field strength around it? These outfits have them: * Iron Filings - 1 Pound P.
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Alibaba offers 620 magnetite sand products About 48% of these are iron ore, 9% are magnetic materials, and 6% are other iron A wide variety of magnetite sand options are available to you, such as magnetite, ilmenite, and hematite
Black sand concentrates are what you end up with after first processing of your gold bearing material It is usually a combination of minerals in the iron group: Hematite, Fe3o3, with a specific gravity of 526, an iron mineral that is non-magnetic and Magnetite, Fe3o4, with a specific gravity of 520, is magnetic
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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 qualiti
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If you’re sitting on a quantity of black sand of any kind, start out by sending a sample to a qualified testing service , Reclaim, Recycle, and Sell your Precious Metal Scrap We process gold, silver, platinum, palladium and rhodium from jewelry scrap, electronic scrap, catalytic converters, platinum thermocouple wire and more
Jul 29, 2010· I don't know where to get cheap black sand, but if you're going to use it, here's a warning Some of it is magnetic, so if it gets into your filters or powerheads, it'll stick to the impeller magnet and grind the thing to piec
Apr 16, 2019· I recognize that black sand is sold routinely in small amounts, on eBay and elsewhere, for ornamental or “therapeutic” purpos You can do your own research online and find out the price that this type of marketing will get you However, I do not.
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Magnetite & Lodestone | Mineral Photos, Uses, Properties
Magnetite is very easy to identify It is one of just a few minerals that are attracted to a common magnet It is a black, opaque, submetallic to metallic mineral with a Mohs hardness between 5 and 65 It is often found in the form of isometric crystals It is the most strongly magnetic mineral .
Magnetite is a rock mineral and one of the main iron ores, with the chemical formula Fe 3 O 4It is one of the oxides of iron, and is ferrimagnetic; it is attracted to a magnet and can be magnetized to become a permanent magnet itself It is the most magnetic of all the naturally-occurring minerals on Earth Naturally-magnetized pieces of magnetite, called lodestone, will attract small pieces .
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