Those who were abroad, know, how the cheapest way market silver in many countries having rich deposits of this metal. It is natural that the temptation to buy cheap silver is high. How to define authenticity of silver in house or marching conditions? Many say that there is no difference, original silver or not if it is beautiful. However for very large number of our contemporaries the allergic reactions or dermatitis oriented to not precious metals have become the norm. So question of authenticity of silver for them not idle.
It is required to you
- needle, magnet and lyapisny pencil, swept;
- iodine, sulfuric ointment or special means "silver test";
- nitric acid and bichromate of potassium;
- the device making the spectral analysis.
Instruction
1. The simplest and obvious council which will save from purchase of fake, it to buy jewelry only in specialized shops. However it is not 100% guarantee as the brand can be forged too, and some shops take cheap alloys on realization.
2. If you need to check silver upon purchase it in the market, then several marching ways will approach: • For a start turn ornament in hands longer. If on hands there is gray raid, then to you want to sell cheap alloy of silver with zinc. Besides, silver very easily heats up and in your hands quickly will become warm. • It is also possible to verify authenticity by means of special structure which is the silver test and is on sale in shops.· it is possible to bring magnet to ornament. If in your hands just silvered thing, then it to it is attracted. If to carry out on cheap silver by normal sewing needle, then it is possible to see pink scratch. It will mean that try to sell you the silvered brass.· the Lyapisny pencil or iodine leave black mark on natural silver. Than silver is more quality, that the trace will be more dark. However it is quite difficult to remove iodine from silver, and the lyapisny pencil in modern pharmacies became rarity.· at contact of silver with chalk - chalk becomes gray. So it can be option of determination of authenticity of silver.· Besides, now too there are types of metal detectors and other electronics which can precisely define type of the tested metal, and some can even give the percentage of various metals in alloy.
3. If you want, already in house conditions, to define authenticity of silver which you own, then it can be done by means of sulfuric ointment which is on sale in pharmacy. It is necessary to apply this ointment on silver thing and to leave for couple of hours. Wipe with napkin the ornament processed by sulfuric ointment and look at result. It will be possible to determine authenticity of silver by color of metal. If it has turned black, then you deal with natural silver. If there is no reaction or metal has turned reddish, then before you fake.
4. In vitro, the authenticity of silver is defined by means of assay acid. Such acid is made of one part of bichromate of potassium and one part of nitric acid. The drop of assay acid applied on silver gives dark trace. Experts can even determine by blackness degree approximately test of the tested silver.
5. And, at last, one more way of civilized determination of authenticity of silver which belongs to you. It is necessary to descend to the jeweler or in pawnshop. Experts will precisely draw to you the qualified conclusion on authenticity and test of your silver.