"If your magnet sticks strongly to the piece, it has a ferromagnetic core and is not silver." Source: Op news. Start by obtaining a magnet and carefully hovering it over the bullion. The Nitric Acid Test is used to check if silver is pure or plated. This produces an effect called the Eddy Current Brake. Copper-Zinc do not stick to a magnet. Your e-mail address stays with us (will not be passed on to third parties). Now slide the magnet over the slanting surface. Magnet Test Because silver and gold are diamagnetic metals, measuring the magnetic attraction of your bullion and coins will allow you to find out if its composition is pure or if it is a mixed alloy. Simple weight can be determined using any scale with accuracy to at least 0.1 grams (scales with accuracy to two or three decimal places are preferable). So how do you tell if a coin is genuine silver or a fake silver coin? Some of them are potentially (or definitely) destructive, so they shouldn’t be used with collectible coins. Metal: Copper-Zinc Composition: Cu: 84, Zn: 12, Sn: 4. A jeweler’s loupe is a great tool for visual inspections, but a magnifying glass can suffice in a pinch. Due to the fact that real gold and silver are not magnetic materials, the reaction to a magnetic field would be a clear giveaway that it was mixed with some other kind of metal. 1 review of Tacoma Gold And Silver "Great place, honest and very helpful. Magnets are some of the most versatile objects tthat most of us will use in our every day lives, but most people would never think to use them for testing the authenticity of silver and gold objects. We begin with a .999 fine silver gram sample. Visual tests can easily spot egregious fakes, especially with the aid of an authentic coin for comparison’s sake. With the knowledge that most metal objects will be attracted to the magnet and real gold will not contain any of these substances, you will be able to get a concrete idea of what material you are working with. Gold, silver, and platinum are not magnetic. So, I did some very detailed internet research to find out if gold and silver can be tested with a magnet for authenticity, and you won’t believe the results that I came up with. First of all, the metals that might be mixed into a fake piece of gold or silver might be non-magnetic materials to begin with. Once you have gathered the needed materials and proceeded to your workspace, you can begin by placing the magnet on top of the silver that is in question, whether it is a coin or a bar. If the gold is attracted to the magnet and pulls toward it in any way, you will know that there are traces of other metals in the gold and it is not real. Keep this in mind — and keep an authentic silver coin on hand for side-by-side tests. Make sure the suspected fake isn’t magnetic — and if you have a magnetic slide, subject the suspected fake to the magnetic-slide test. There is also the magnet slide test. Magnets are actually used for an activity called magnet fishing, where a large magnet on a rope is thrown into water to fish out magnetic objects. Welcome to Magnetpartner. Magnets are our expertise and we have specialised in the online sale of very powerful magnets and magnetic pockets of the highest quality on the market (since 2007). The next time you spot precious metal, put it to the test. Free shipping. Silver has a nice ringing sound when it is tapped. Conduct an ice test with a genuine silver coin, the suspected fake, and several known fakes (or non-silver coins). You will be able to come to the conclusion that your silver is more than likely authentic if the magnet slides down at a slow and steady pace. Another advanced test is the ultrasonic thickness test. Gold and silver can both be tested with a magnet by determining if each material will be attracted to the magnetic force. If the magnet sticks to the item, its not silver and if the magnet slides off the surface without showing any sign of resistance then it is most likely a fake as well. Neodymium Magnet Test Coin Slide - Fake Silver Coins & Bars Tester ... or Best Offer. In conclusion, the magnet test method can be a convenient way to rule out an obviously fake piece of jewelry, but it should not be your only way of determining the authenticity of one of these materials due to the misconceptions that can arise from the results. What we meant was diamagnetic. Unscrupulous dealers may attach a sterling clasp to a cheap base metal chain and try to convince buyers that the whole chain is sterling. But there is a great youtube video where the presenter slides a powerful little neodymium magnet down the face of a coin and the slower it slides, the more silver … See the video of the latter linked below: Link: https://www.youtube.com/watch?v=C1BhZQ3zCEE. 1 ringgit. iii. Silver is of course not magnetic but is dimagnetic. If it sticks or it slides very quickly, it is not silver… I took a silver tea set in, they gave me top $ for it even though it was just to be melted down (now a days nobody wants a sterling silver tea… Additionally, if the magnet slides down very quickly before your eyes, it is also not real. We are passionate about our customer service! Marty Since I have been anticipating a jewelry purchase recently, I wanted to make sure I was educated on how to tell real metals from the fakes. Magnet test: No. Another great way to test silver is to touch it with a magnet. For online deals, all of the tests are impossible — which underscores the importance of transacting with reputable dealers. Silver is not magnetic. Link: https://www.youtube.com/watch?v=BNQfub7ZIfo. If you place a strong, rare-earth magnet called a Neodymium magnet on a silver coin or bar, it should not easily stick to it. Due to increasing demand, we decided to start up Magnetpartner in the spring of 2015, and we are now selling our magnets throughout the EU. You can measure the weight, thickness, diameter, and shape of four different coins (including the American Silver Eagle) using a tool called the Fisch. They passed the magnet test (and the sliding magnet test) and the diameter test. Observe the way that the magnet slides down the bar. Ping Test. or Best Offer. 19 sold. Metalytics, which involves sending electromagnetic waves through metal to confirm its composition. But in my own tests, I was surprised to see how quickly ice melted on top of a cheap-metal challenge coin or even a modern U.S. quarter (with no silver content) — definitely not as fast as the silver coin, but much faster than the metal pan. 4. If you’re not convinced of the coin’s authenticity at this point, consider using the bleach or acid tests — or investing in higher-grade (and more expensive) equipment. But what about advanced measurement tests? Additionally, some products that are made of real gold will be mixed with iron as well, which is a magnetic material. VAT-no. If a supposedly silver coin sticks to a magnet, you can guarantee that it’s a fake. https://www.youtube.com/watch?v=GajK6Vrh2Rs, https://www.youtube.com/watch?v=WaYh3SlRK0w, https://www.youtube.com/watch?v=8gLB2uMAMYM, copper and lead are also diamagnetic (although their diamagnetism isn’t as strong as silver’s), https://www.youtube.com/watch?v=xYdSEAm-7uI, https://www.youtube.com/watch?v=_T8fdshyEek, Sigma Metalytics Precious Metals Verifier starts at $699, https://www.youtube.com/watch?v=C1BhZQ3zCEE, https://www.youtube.com/watch?v=BNQfub7ZIfo, https://www.youtube.com/watch?v=jY0bbRx3K64, XRF analysis, which uses x-ray fluorescence to detect precious metals and other content; and. Magnetic Silver Slide - Test Fake & Counterfeit Silver Coins - Made in the USA. With your hand, move the magnet close to the surface of the gold until it is almost touching. Link: https://www.youtube.com/watch?v=GajK6Vrh2Rs. It is not. If the ice on the suspect coin melts much slower than the ice on the silver coin, you’ll know you have a fake on your hands. With the use of a single magnet and a few minutes of your time, you will be able to walk away knowing whether your gold is real or fake. This most basic of tests is surprisingly effective: Simply drop a (non-numismatic) silver coin that you know to be real on a table and listen for the distinctive “ping” sound — this is very difficult to fake. While it is true that the magnet test can be a helpful way to quickly eliminate a fake piece of jewelry in the event that it sticks, there are a few limitations to this theory. Bleach can also be used to check the authenticity of the silver metal. If the two materials stick, the silver is not real and is mixed with other metals. Greenwald Vertical 8 Coin Slide. 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