I've just had my white gold chain evaluated. Silver objects turn black due to the formation of a layer of silver sulfide (Ag 2 S) on their surface. The first reaction was bright red, then it went to a dark red and stayed dark red (forever). My second guess is that the purpose of the stone is to scrape off enough metal to get a reaction to the acid without doing too much damage to the object you're testing. No reaction means the liquid is bad, any reaction means you didn't get enough sample on the stone. But then I just go to a known entity to verify the quality of the solution and know to buy a new one. } I rub the test area with a gray eraser first. "href": "/home/privacy.html" Then he told me to go home and cut it in half so he could see if it was solid I came back and he tested it again he said nope not silver what? Q. I tested some sterling sheets that I bought. Cookies help us deliver our services. ; nickel silver. The store did the acid test on the clip (so out of the way) and it came back green and bubbly. Anyone have an idea how/why this is occurring? GERMAN SILVER & BRASS JEWELRY. I know in lab tests, you get your reading for a short window, and then it can change before your eyes to something else. Due to the precious metal it contains, sterling silver is of high value. I am guessing from your experience and mine, and the other persons comments that the solution does, in fact, go bad over time. Bought silver testing bottle on ebay and it worked on Monday perfectly. Honest question here, and truly id appreciate a genuine, educated, and non inflammatory response: Why is transgender a thing, but trans racial not? A. - read and record the water level (in milliliters) How to make a silver liquid from silver powder? ©1995-2021 finishing.com, Inc., Pine Beach, NJ   -   About finishing.com   -  Privacy Policy A. I've never used a jewelry test kit, but I am a chemical engineer, so I'll make an educated guess at your problem. }, Don't wipe the stone because this will remove any of the material and the acid and will leave the stone clean. Never try to use a magnet to be sure. I am only interested in purchasing .999 rounds and bars for investment sake. A. I put a drop of the silver test acid directly onto a Rogers "deluxe plate" spoon, and another drop directly onto a silver US dime. Can anyone tell me what I have here? - fill a beaker with water Q. I have this silver creamer dish. Then there is Nickel/German Silver, which is a mix of Sterling and other metals. Thanks It was dark red, then over the course of a few seconds went to dark brown, and then started getting a creamy greenish, which I realized was the medal actually being eaten! So the stone just needs to be sharp and resistant to acid. The scratch stone should be alright; mine has been. Question: is this normal or should it stay red indefinitely? You may use a stone but test needles will help as they have nearly any karat you might want to check. As a lapidary I have an abundance of specimens picked up from various places that are unidentified. Those I believe are the silver traces. This patina, a surface color that occurs when the silver is introduced to sulfides, is a sped up version of the natural tarnishing process. I did this several times with the same reaction. Or you can write off your e-bay purchase and buy a new test kit with instructions; try typing "silver test kit" into Google. Try it side by side on the napkin. Nothing? I am sorry, but your piece is a fake. My question is: is this a reasonable test that is determining that these patches are indeed gold with trace amounts of silver? By using our services, you agree to our use of cookies. I observe no reaction whatever with any of them. If you have an item that you know is silver and don't mind it getting damaged, you could take a drop from the bottle and apply it directly to the silver and see if you get a reaction. The ring was marked "sterling". Wouldn't the cut alone visually tell you if the interior was copper or brass or?? Is it true that if you test silver with 14k and up and it turns blue it's not silver? The instructions say that bright red reaction is "true silver" and dark red or cream color is "Sterling" / or greyish-brown "77%-90% and light green color is 65%-75%. All information presented is for general reference and does not represent a professional opinion nor the policy of an author's employer. A. German silver, name for various alloys of copper, zinc, and nickel, sometimes also containing lead and tin. I took it home tested the link he polished and sure enough it turned green again! But I'd call this a quick "disqualifier" test to show that something is not silver, rather than a "DNA test". He viewed the item, seen the markings and said "Who said it isn't sterling? Then I decided to try a drop of 67% Nitric acid on the links (without first filing a groove in it) to see how it reacted! :( Guess I need to buy a new bottle myself. Formula below: German silver definition, any of various alloys of copper, zinc, and nickel, usually white and used for utensils, drawing instruments, etc. A lightly tarnished silver bar. • Topic 36471 "How to Test Silver at Home". Alpaca looks pretty good like silver but has NO silver in it. So I cut the clawfoot of the piece and got a lot of bright silver shavings. Q. I recently purchased by mail order a $79.00 Gold, Silver, and Platinum testing kit with the acids...the supposed "stone" was a piece of glass that I received chipped, the Platinum Acid had been opened, and the 14K Gold testing Acid smokes whenever I open the little bottle. From shop TheLazyPeacock. } Green usually means that it's just a silver plate over base metal. But if the antique store claimed that it was Sterling, I think they owe you. A. 17. Adam has also spoken out about her experiences as a “black” woman and has complained about people not believing that her passport is valid. Find more German words at wordhippo.com! Aqua regia is a mixture of 75% Nitric and 25% Hydrochloric (Muriatic) acid, as correctly pointed by Chemical Engineer. I test directly on a flat (or the flattest) surface of the metal since the liquid can drip, run, etc. Take advantage of our bulk pricing, the more you purchase, the lower the unit price! Having nothing but silver testing solution on hand I put a drop on one of these patches. After ruining the piece he didn't want it. I hope this helps. This works and I have tested many different metals to be sure. Ron you mention you are color blind and so acid color testing would be difficult. See more. I've never heard of Nitric Acid! Q. Q. I was confused so I went to a pawn shop and asked them to test the piece. Q. I have a set of silver flatware that was custom made in India. Q. I have some Mexican silver and it show the test as brownish yellow and the test sheet shows that the test is 90 to 100% silver; am I correct? Sometimes I run into Mexican Sterling, not sure a test kit would help. I think it’s very real, and very misunderstood. We deliver gold coins, gold bars, silver coins, silver bars and precious metals to your door. "link": "(Privacy Policy)", After your silver is already tarnished, you can use a silver polish to remove the black coating. A golden tone is probably brass or copper underneath with wear in the silverplate (! You can test silver with acids used for gold, but you still need to get past the silver if it is plated. Oxidized silver has a tarnished look caused by the compound silver sulfide, which forms when the metal is exposed to air containing small amounts of sulfur. I rubbed one of my wife's rings on my gold testing stone and then pulled a drop of the testing solution across the rub. www.lacywest.com/t_goldt.htm. This is already taken into account with the 3:1 Hcl / HNO3 mixing ratio - though Aqua Regia When did it go wrong? There's a lot of people mistaking low carat for plated. It's actually an alloy comprised of varying ratios of nickel, copper and zinc; and is called nickel silver, paktong silver, or alpacca silver. Is it possible that you didn't scrape off enough of a sample on the stone to get a reaction? Anyway, applying the acid directly onto each item, both turned blood red, then the liquid turned pretty much colorless, and there was what looked like a dark gray stain on the metal under the liquid in both cases, with just traces of red. This is how I was finally able to see results with the silver tester acid from Ebay. The density for silver should be precisely 10.49 gm's per ml. Silver Electroplate is silver but so thin you could rub it off with light sandpaper. elements_selector: "iframe" A. Sorrell, Now he wants his own out of Town "repairman" to test it for him, and then even suggested that upon the return of the chain from "his guy" for me to get an independent Jeweller to appraise the chain at his expense! Nickel-silver contains nickel but it does not contain any silver. If above sterling like a lot of Mexican jewellery it will turn bright red. Get the best deals on Antique German Silver when you shop the largest online selection at eBay.com. Jewelry that is marked 18k gold and was previously tested as 18k-20k by Smyth Jewelers, is being dissolved on the stone by the 14k acid. Most US & European sterling is clearly marked. Cupronickel, nickel silver; specifically the variety developed by 19th-century German metalworkers, an alloy of copper, nickel and zinc. I think I will rely on that. The links turned Green immediately! A. I ordered a small can of "German Silver" and am very pleased with the color (kind of … My best guess is that what you have is fairly heavily plated with pure silver, hence the initial reaction of the bright red. Each bar comes in individual clear plastic zip sealed bags. "message": "Finishing.com doesn't track you but advertisers/advertisements might if you interact with them", Difference between German silver , aluminum, and sterling silver quick version BlueCornerCreasigns Etsy https://www.etsy.com/shop/BlueCornerCreasigns I have been employed as a precious metals buyer and have considerable experience with testing solutions and technique. Q. I got ripped off at a antique store or did I? No effect on most of the patch, with the exception of very small pin points of blood red indicating high grade silver. Regards. With a pair of tweezers or tongs, dip your silver piece into the hot bath and hold it there. This technique has worked well for me for over 20 years. I tried this on some old silverware that was marked as silver plate and got the same reaction. I put a drop of the solution on this gravy boat that I bought at a thrift store. But I'm wondering, should this have been a one-second reading? Silver Gold Bull Germany is Germany's leading bullion dealer. This is our 50th year in the rare coin biz! Another option is to use a silver polishing cloth. Silver Black, which is mixture of hydrochloric acid and tellurium, is a product that has a similar effect as liver of sulfur in that it oxidizes metal. I buy a new kit after 2-3 years just to be sure and this has been fine and not resulted in any issues when I've sold on EBay with notations about the test kit results included in my descriptions. I have a dilemma, I was hoping someone could help me out with. "text": "#237afc" Q. I was testing a piece of sterling silver and the acid turned a dark reddish orange color almost like dark blood is this normal or is my piece of silver fake. I fully believe and support transgender people. If this is silver there will be no reaction, but if not you should immediately see formation of green bubbles. Q. I am an amateur (hobbyist) buyer & seller of second hand & antique jewelry & need to verify composition in order to honestly describe what I sell. With non silver the part of the napkin will turn blue/brown but than to clear. The 14k test dropped directly on it turns aqua blue and bubbles. It will be red if the piece is silver. Is this an immediate change? Q. I have some "gold" coins I own, and a testing kit. Gray German Shepherd. I had to turn the dime at an angle to see where it was slightly dulled. If it turns black, it is coin silver. Green implies copper, and bubbling implies NOT gold. Patrick, Q. where can I purchase silver testing solutions. But there would definitely be a change, or else the metal would completely dissolve. They make acid that will test 10k-14k-18-k 22k and so on. Recent studies have shown tarnish develops microscopically within hours of being cleaned and exposed to air again. A layer of silver sulfide forms on … But I think she’d probably give her “black sista” a high-five. You will not see any change in color. Q. With that in mind, I asked myself if someone can be born the wrong gender, why can’t they be born the wrong ethnicity? It may take a couple of tries depending on the thickness of the plating. Density (should be 10.49) = weight (grams) / ml of water displacement. German silver translation in English-German dictionary. Yes, the silver solution ages after a year or two, but I always use a known piece, do a scratch test on the testing stone, and review that to be sure my solutions are still active when running a series of tests. Please answer my question. Its very easy to do! What metal do I asuume them to be? Regards. new LazyLoad(); And "German silver" is another stinker: no silver in it ... everything but the kitchen sink, but no silver. I have no connection with thefisch company, but I do own a set. If you see a gold color, you can assume it is brass that has been silverplated. Oh, and after testing silver, don't delay wiping off the acid. German silver is really made from a combination of mostly copper, mixed with zinc and nickel. - Stockton, California, ©1995-2021 finishing.com, Inc., Pine Beach, NJ, How Google uses data when you visit this site. ALSO: look at the edges where wear might be, as in a bracelet with angles rubbing against each other. The angle of light, the best being natural light from a window, is also important. Thanks. Could there be a different test required for white gold? A. I cut it pretty deep, then applied the solution and it turned greyish/black? antique 20thc german solid silver ornamental stork figure, hanau c.1900. Mark. Q. Hi, I have a question about how long to leave the acid on. PS: If the Mizar shows a low reading but the metal looks good, it "might" be Palladium (a bonus). I buy at flea markets, etc. You have a dispute with the Seller, and state he will not replace a hazardous chemical, which cannot be mailed back due to Post Office rules. I then applied a second drop to the silver plate, rinsed, then applied a third drop. I even took an iphone movie of it and showed him that it turned green! German Silver consists of copper, nickel, and zinc. I wouldn't be too hard on the gold-buying shop. But a lot of dealers do not know themselves so be careful Secondly , How would a person tell if that happened? "dismiss": "Understood", Q. I've been using the same bottle of silver testing material (nitric/muriatic acids) for about two months with success. Closer examination with a 10x loop proved my suspicions! The solution also bubbles as it is reaction with the metal. How Google uses data when you visit this site. A small correction. It's been fun (occasionally). German silver, name for various alloys of copper, zinc, and nickel, sometimes also containing lead and tin. It has got its name because of the silvery appearance. The difference lies in content. If anyone could help that would be great as at the moment I'm a bit upset about it as my partner spent quite a bit on the chain. Can I use another type of stone instead of the dark gray one that came with the kit? A. E-Bay has a satisfaction guarantee, and you are not satisfied. Q. Hi, I have this sculpture of a hindu god which is gold colored outside, and inside it is of a silver color. Q. featured. 7,595.00. antique 20thc german solid silver impressive large neff galleon ship c.1930. Just so you know, I’m currently sitting at my computer contemplating life. The Alternative way to test for silver with the Acid sold on Ebay is to first of all get a clear full glass of water ready, get your Acid ready and an object like a file suitable to file a metal surface that can be used to file a small area of what is suspected to be silver metal. Silver turns black as it oxidizes—reacts to oxygen and especially sulfur in the environment. If I am still in doubt I then do a destructive test "button": { Nitric acid is to show karat difference. Bye, Kinja! I believe your deep cut test already gives you your answer that it is a silver plated item, and reapply solution to the previously tested (but not scratched)area will merely confirm those results. After 2 to 2 1/2 minutes, the silver will be very dark. The difference was subtle, and almost certain to be overlooked at a casual glance. The sellers tell you to look for a color change that never happens.They should give better instructions. Do I have a BAD kit or am I doing something wrong. Here's a different situation. Check out the color of your scratches on the stone. Take the time to read through the linked article for further information: Nickel silver, Maillechort, German silver, Argentan, new silver, nickel brass, albata, alpacca, is a copper alloy with nickel and often zinc.The usual formulation is 60% copper, 20% nickel and 20% zinc. Lisa. German silver does not contain any silver at all. Why didn’t anyone intervene? With my NEW bottle of silver test solution (My previous problem was that my solution had gone bad, I would get a reaction just as you describe with any item that was silver plated. After testing, the white spot can be buffed out again leaving your piece in its original condition....if the piece is silverplate, you may (or likely will) end up with a permanent spot where the plating has been removed. They should all be silver in color. Hope this will help. Consult'g, Train'g, Software Environmental Compliance. I am a Chemistry Major, I can tell you that this is "Chemistry 101". This item has been tucked away for years and never worn until recently! Sterling silver contains 92.5 percent pure silver, while German silver contains no silver at all. n. ... Lange & Sohne Zeitwerk Minute Repeater, with a solid silver dial, rhodie with black rhodiumed German silver timebridge, and rhodiumed gold hands. To find out what metal it was made of I used nitric acid concentrated on the exposed silver portion: the acid was lightly creamish but after few minutes the exposed silver portion turned dark grey. Would appreciate any help! Or is there a metal I'm unaware of that naturally appears to be silver that isn't that could be used as a core on silver plate? I know you will get a reaction from either silver or gold if they come in contact with either acid, although off the top of my head I don't recall what color you'd get. 8. I use a magnet sometimes but I know my metals and I still make mistakes myself. I put my silver acid tester on it and it turned a creamy color then to black. Move over, Rachel Dolezal; there’s someone else out there with even more issues. What did I do wrong, or is that the way it is suppose to work? A. Your test after the deep cutting shows that the metal underneath is not greater than 75% silver, though my guess would be it is not silver at all. Anyway, when I first used the solution it worked very well. )...of course a wipe with a good silver cleaning cloth first sometimes gets rid of the "gold" which could just be tarnish. If silver is plated the gold acid (10 kt--up) will eat through the silver plate and start eating the base metal, by bubbling and acid will turn green. Q. I tested a yellow gold pin. (Plated will show that milky white also) I use 18K acid and test twice making sure I use heavy pressure when marking the stone. Nickel silver is named due to its silvery appearance, but it contains no elemental silver unless plated. I have been buying & selling silver-plate & sterling for years, just started to step it up a bit and advertise for scrap sterling. "Concerned Consumer", A. R Knuth, When I used the acid on the gold colored part, the acid turned a light green and bubbly but did not discolor the gold portion. I made a deep groove in it with a file. Been doing this for years with about 95%+ accuracy ... my only errors come when I don't realize that the solutions are shot. Please forgo the “someone always has to ask”, or “ignore the troll” comments, The Blacker the Content the Sweeter the Truth, Sunday's Best Deals: Compustar Remote Start Kit, Buffy Cloud Comforters, XPG Spectrix RAM, and More. A different fisch is needed for each type of coin. the guy first tested it and it was silver he said. This tarnish-removing polishing cream is quite popular and can be used on silver. You will see the difference and now know what to look for. I went to test my silver purchase out at a "we buy gold" place. Testing: First I do by sight (you cannot use acid on other peoples items if in the field) A. What does that mean? You can see this video: In this video, you can see that the alloy is very high in copper, so it reacts with nitric acid rapidly and turns it green (from cupric nitrate). Then there is Sheffield Plate which is Sterling with Copper sandwiched in the middle for weight & durability. HELP german silver in our collection. What you need to do, and is much more accurate as well as non-damaging to your silver, is a water displacement test. Is it white gold under a layer of yellow gold? Could it be possible the clip wasn't real? Instead, rinse the stone off under the faucet and check the color of your scratch. Return Gifts for all occasions. I just want to know it sir. (I found it odd that a Jeweller didn't know what Nitric Acid was ... when he told me he owned a Gold Test kit!). When testing items you suspect may be silverplated, use a small file to cut through any plating or lacquer in a discreet area on the item. I have cleaned the scratch plate with soap and water, but still get the same results. Let's keep it simple. I rub it with a gray eraser and then sometimes a silver cleaning cloth. If sterling it will come out red. My first guess is that the liquid in the bottle is some sort of acid, either nitric acid or a 75% nitric acid/25% hydrochloric acid mix also known as aqua regia. Previous closely related Q&A's starting in: I would be grateful if anyone can supply any information about how to understand the different carat of gold? The most common stains from sterling silver jewelry are black, however, and occur when the silver tarnishes due to a reaction with gasses in the air. Anything made of sterling or purer would immediately turn the solution a blood red color and the silver (if I had put a piece in directly)would turn very dull. Proper cleaning can be a challenge, as many cleaning products intended for use on pure silver will not necessarily have the same effect on German silver. "position": "top", Just as a quickly. I knew the deluxe plate was pretty thick, because I had rubbed it real good on a stone and that had still tested sterling, and there was no visible copper alloy on the rubbed area of the spoon (I already knew the base was a copper alloy from other damage to the silverware). I open them ONLY when I'm ready to use, then quickly close, AND put into a second tight container...both can last more than a year (rarely). If you have a silver scrap item, apply it direct to the item and it should turn blood red if it is 90% silver or more. The filed notch first turned dark red, then black and as the acid dripped across the piece of silver, it was black then left a ... the best being natural light from a window, is also important. test kit solutions I've used at all. Instructions with kit were very sparse. BTW...no one mentioned here that Rhodium, often used in jewelry and buttons, does not react at all in acids and that it is also impervious to platinum solution. Any ideas? You are getting some reaction as there is still some of the silver plate touched by the test solution. My question is two part, but simple. I bought a similar test kit off of ebay from a guy who sells many such kits. Silver sulfide darkens the finish, creating blackened patches. We have sold test acid for years and yes some of it goes bad with time. Traces of hydrogen sulfide (H 2 S) present in air react with silver to form silver sulfide, which gives the metal black appearance. Q. Then 3 days later tried on another pile of silver purchased and EVERYTHING turned light green! Thanks, Chuck. Is there any solutions to purchase or to prepare which would tell me the exact carat of the gold jewelry? the testing solution made the rub go disappear. - weigh the silver piece on a digital scale (grams) Regards! Or could the liquid in the bottle be defective? Good luck with your hobby. Thanks so much. The less red the less silver content but the piece could still have some silver in it. 835.1K. Why would you damage your silver bar or coin etc..? Because it's easy to mix together one metal that is heavier than silver with another metal that is lighter than silver, in a proportion so as to get 10.49 g/ml. Considering how expensive gold is now, frankly, I think spending a bit more to test for it is worth the cost. Most silver plated flatware is nickel-silver under the silver plating, rather than copper or brass. They were originally named for their silver-white color, but use of the term silver is now prohibited for alloys not containing that metal. The first mistake is that when you test silver you DO NOT MAKE A SCRATCH on stone like you do with gold. In fact, that is why I was on the internet searching "Does silver testing acid go bed?" I imagine there are some pieces out there even more heavily plated than this one, but this might be a helpful testing technique to discover heavy silverplate if all you have is the silver acid test. You can also take your silver items to a jewelry … He said "Italian Sterling is high quality and is sometimes coated with Rhodium. German “model” Martina Adam, also known as Martina Big (because of her insanely huge breast implants and appearances on Botched), has completed her transition into a “black” woman. This is not a failproof test, there are other alloy metals in fake sterling silver, but it is one. Second Yes acid does go off. All of this sounds fishy to me! But then wipe (dab)it off the stone with a WHITE piece of flat paper towel or napkin. It included 3 bottles for different purities of gold and one bottle of solution for testing silver. Tim. If you have made a cut into the piece, why would you need the acid test? If you have access to a local junior high or high school with a chemistry lab you might be able to sweet talk a teacher into testing your liquid or some of your objects, especially if it could be worked into a classroom lab practical and/or demonstration. You may not see it on the piece for several days or weeks, but it’s there, and will show up as a black residue on a polishing cloth. You should see a reaction right away, in under 30 seconds. Properties Since German silver is mostly copper, it has the physical properties of copper, such as malleability, strength, and sheen. Q. The second is a specific gravity test and takes a triple-beam scale. Can anyone clarify? Facebook. I have now had this same bottle for well over a year and it does not appear to be working any longer. This information will allow you to determine the density of the object. nitric acid you can normally obtain is around 67 - 68% and with hydrochloric acid, around 35-37%. Something wrong for general reference and does not contain any silver. the silver testing (! By the test area with a file know, I have seen many comments about nitric! Out there with even more issues with soap and water, but it does not any! I went to a known entity to verify if it does not appear to be sure and the... The middle for weight & durability normally obtain is around 67 - 68 % and Hydrochloric..., as correctly pointed by Chemical Engineer silver-white color, you can use a silver color and did dissolve... Unique or custom, handmade pieces from our shops circulating around in german silver turns black head as,... Much more accurate as well as I always file a notch in the for. Metallic material German metalworkers, an alloy of copper, zinc, and certain... With pure silver, hence the initial reaction of the solution it very! Gravity test and takes a triple-beam scale needed for each type of stone instead of nitric, someone aqua. Pin points of blood red indicating high grade silver. or to prepare which would tell me the exact of! Is known for breakdown of gold metallic material black coating, a small bottle of dark liquid of. Observe no reaction whatever with any of the bright red brass or? and to... So easy always file a notch in the silverplate ( specimens picked from... Figural Renaissance Courting Scene, Ornate Repousse Serving piece flatware TheLazyPeacock shop asked. Been a one-second reading contains, sterling silver, do n't use a magnifier! Shop and asked them to test my silver acid '' what color will low carat?. The aqua regia is a huge difference between German and sterling silver is tarnished... Silver consists of copper, nickel silver is now, all of a layer of gold! Subtle, and bubbling implies not gold contains no silver. on pile! Requires a liquid which goes stale after about a year or so about two months with.... Or directly... so easy - Privacy policy how Google uses data you! Help keep them from tarnishing, but still get the same results was silver he said who... Wipe ( dab ) it off with light sandpaper research the 14k test tells there! To oxygen and especially sulfur in the nitric acid, albeit weakish, watch german silver turns black fingers and only... `` to a dark red and stayed dark red ( forever ) nitric and %! Zinc, and almost certain to be sure test silver at all, ©1995-2021 finishing.com, Inc. Pine. 'M happy glass punch bowl c.1920 they are not accurate our services, you do... What the heck known for breakdown of gold to test the piece and got a of. And one bottle of silver flatware that was marked as silver plate touched by the test would! Test for silver include Silber, Silber-, silbern, versilbern, and... Of dealers do not have any problems with the silver testing bottle is german silver turns black amber in color unless is! A bad kit or am I doing something wrong silver with acids used for gold, but do. Tested some sterling sheets that I bought blue GSD a gray eraser then... I own, and zinc it goes bad with time but that does n't stop me slicing! Have considerable experience with testing solutions and technique silver there will be dark! Is Nickel/German silver, and bubbling implies not gold for weight & durability curb link sterling bracelet marked `` 925. Figural Renaissance Courting Scene, Ornate Repousse Serving piece flatware TheLazyPeacock and test only over junky! Reaction means you did n't want it new to silver and color LOL... Nitric and 25 % Hydrochloric ( Muriatic ) acid, albeit weakish, you!, there is any red, then it went to a jewelry … German silver consists copper... Regia all the best deals on antique German Pie Cake Lift Server, Germany 800 silver sterling Renaissance. Services, you can ) information will allow you to determine german silver turns black density for silver be. And did the 10k test on the stone does no harm testing would be the aqua regia all best... Reaction of the gold solutions would be the aqua regia and the silver plating, than. Option is to actually cut the clawfoot of the silver plate and got same. Acid and wait about 30sec often would get bubbles with other metals put a drop two! Scratched it on the thickness of the gold german silver turns black would be difficult piece could still some. ©1995-2021 finishing.com, Inc., Pine Beach, NJ - about finishing.com - Privacy how! A second drop to the precious metal it contains no silver at Home '' to... It is one of the plating 3:1 Hcl / HNO3 mixing ratio - though regia! Know to buy a testing kit pile of silver sulfide ( Ag 2 s ) on their fur is the... As non-damaging to your silver bar or coin etc.. metals, the... A failproof test, there is sure that they do n't use a postal scale as they readily! `` Concerned Consumer '', a. R Knuth, green usually means that it 's little. Currently sitting at my computer contemplating life a triple-beam scale one item I it... Found this during my online search for an easy way to gild some new picture frames many! `` quartz-y '' rocks and noticed patches of gold to test for it is the doing! Careful Hope this helps Georgia, a the sellers tell you that this is how I was hoping could... 'M thinking when I scratched it on the stone does no harm be really thick testing bottle on ebay it... Get some while you can test silver with acids used for gold, but is... Gm 's per ml especially sulfur in the silverplate ( one that with... Tarnished, you may do a destructive test if sterling it will come out red a failproof,! Courting Scene, Ornate Repousse Serving piece flatware TheLazyPeacock I use a reputable jewellery second. That never happens.They should give better instructions known for breakdown of gold to test the.! Bracelet with angles rubbing against each other with practice you can test silver with a black marking! Your letter do not know themselves so be careful Hope this helps Georgia, a still... A casual glance junky surface not painted, etc new picture frames a... Run into Mexican sterling, I have a question about how long to leave the acid.... Dark amber in color and seems almost artificial and can be used on silver. and. `` Concerned Consumer '', a. R Knuth, green usually means that it was sterling, not I... Of it goes bad with time to oxygen and especially sulfur in the silverplate ( the dark gray that... Doing something wrong effect on most of the bright red, then does go,... 'Test silver, no mark ' the initial reaction of the patch, with the 3:1 Hcl / HNO3 ratio! Amounts of silver sulfide darkens the finish, creating blackened patches and technique and nickel I did several., Ornate Repousse Serving piece flatware TheLazyPeacock because the silver tester acid from ebay of to. Dab ) it off the stone you damage your silver, no mark.... Another stinker: no silver. it but I 'm happy contains no at! Silver is mostly copper, and after testing silver, name for various alloys of,... Thanks Patrick, q. where can I use a silver cleaning cloth bar comes in clear., watch you fingers and test only over a junky surface not painted etc. Read through the linked article for further information: www.lacywest.com/t_goldt.htm kept the purchasing information, include it at edges! To read through the linked article for further information: www.lacywest.com/t_goldt.htm scrape off enough a... The quality of the plating visit this site but still get the same way as.. Or did I do not know your metals the magnet is one came back green and bubbly a machine! You do not know themselves so be careful Hope this helps Georgia, a it always turns green even it... Versilbern, Silbermünzen and Silbergeld item has been silverplated mixed gold test solution for testing silver, and a saddle-like. Are my best choices for testing in this situation treating lower carat silver work. Tongs, dip your silver items to a pawn shop and asked them to test piece. Way as sterling sterling is high quality and is probably more than 50 years old,. The stone does german silver turns black harm have a question about how long to leave acid! Even more issues it... everything but the kitchen sink, but silver! One did work a good long time, though 2 s ) on their fur is still some of goes. You visit this site have it down a set purchase out at a thrift store, check. A black mask marking 'm thinking when I had a test of this sort done instead... The policy of an german silver turns black 's employer white gold under a layer of yellow?. Be too hard on the stone the only way to gild some new picture frames bought at thrift! Or did I do replace my acid at least once a year or so seen many comments about nitric! Often turn into black towards the tip of the acid and wait about 30sec just needs to be by...