You will need
- Crucifix, water, liquid dishwashing, ammonia, tooth powder, soda.
Blacken, as a rule, copper, brass and bronze crosses, and silverware (especially the alloy with copper) or gold low sample. This happens because of a chemical reaction of sweat, sebum as well as moisture and oxygen contained in the air, with the metal of that cross.
People who are inclined to a mystical view of things, suspicion and fears, I can say that darkening a crucifix – a sure sign of impending disaster. For example, it is believed that the owner of the darkened cross will certainly get in a bad life situation, get ill or die. Oddly enough, their fears are not without certain grounds. For violations of exchange of substances in the sebum may increase the sulphur content. Sulfur reacts with silver and copper comprising the alloy from which cast the Church's crosses, and decoration darkens considerably. However, not only the body of the sick person secretes increased amounts of sulfur. This occurs, for example, when hormonal changes caused by pregnancy. A lot of sulfur contained in the organisms of people who prefer to eat legumes, eggs and fish.
A perfectly healthy man, whose body is not saturated in sulfur, too, can discover his cross went dark. It's enough to live in areas with a humid climate, especially on the coast. But if near the home of the owner of the Church decorations is a chemical manufacturing and often smell of hydrogen sulfide, then cross byblack almost certainly. However, this is the case, when the people's superstition is absolutely true: if you do not move away from the dangerous neighbourhood with an industrial facility, it may face trouble with health.
Least likely to blacken crosses, made in good jewelry shop of gold of high purity. The reason is simple. Jewelers value their reputation and don't try to cheapen their products by adding to the alloys of copper, Nickel and other "base" metals. Church of the master trying to make an inexpensive mass crosses, so often quality suffers.
Seeing that the cross darkened, do not panic. This is not mysticism and not the punishment of the Lord, and ordinary chemistry. You can clean the cross or to replace it with a more expensive one.
Do not buy a TIC from cheap alloys. Not only that, this product will darken quickly, it can still cause skin irritation.
Pectoral cross can be cleaned by putting in a jar with a mixture of tablespoons of water, a few drops of liquid dishwashing drops of ammonia and a pinch of tooth powder and soda. Putting the jewelry in the mixture, close the jar and vigorously shake it.
Advice 2 : Why dark silver chain
This decoration as a new silver chain looks very nice on the body, but not for long. Over time, the dark metal and the product loses its appeal. Many fans of silver are convinced that this is both scientific and mystical explanation.
Why silver will darken from the point of view of chemistry?
Silver chain – this piece of jewelry, which is composed of other metals, e.g. copper, which under the influence of moisture oxidizes and darkens. The lower the sample of the product, the greater and faster it will darken. And the silver in the interaction with sulfur forms a sulfite, which is black. Silver will always be dark, because skin contact with comes in contact with salt then, which is essentially pure sulfide. The chest area where you would normally wear chain, fitted with active sebaceous and sweat glands, so this place is the decoration quickly darkens.
If you don't sweat heavily, but the chain is still darkened, then the problem may be the use of cosmetics, which are composed of components that contribute to the blackening of silver.
Perhaps you live in a region where the soil contains large amounts of hydrogen sulfide. In the area of silver jewelry to darken.
Can darkened chain to be a sign of the presence of the disease?
If the chain is dark, then this is another reason to undergo a medical examination. Silver can change color for kidney disease. Moreover, in certain diseases it may not darken and lighten, which indicates that the sweat came nitrogenous substances.
Any disease which is accompanied by increased body temperature, is the cause of darkening of silver. This is because the sweat and sebaceous glands begin to work very hard. The same happens when a person is nervous, worried.
Pregnant women say that their chains darken instantly. This is due to hormonal changes in the body, which affects the excretory system. Silver may darken in the background of medication containing sulfur or hormonal substances.
Why silver will darken from the point of view of mysticism?
People say that if a chain or cross darkened, the man was an evil eye or a spell. Psychics believe that the darkening of silver attests to the astral human rights violations.
There is an opinion that silver is a powerful amulet. Therefore, when the silver product of sharply acquires a black color, it is believed that in this way silver took a stream of negativity.
All of this has no scientific explanation and evidence, but people tend to trust in the unexplainable.
In any case, if your chain is darkened, do not worry – there are many ways how to return it to its original shiny look.