Advice 1: Called green stone, which clean gold and silver

The most popular tool for cleaning and polishing jewelry is paste the GOYIM (green stone). The abbreviation "GOI" means the name of the developer means is the State Optical Institute.
Called green stone, which clean gold and silver

What are the different types of pasta GOI


There are four types of paste GOI:
1. No. 4 is used for rough cleaning. Removing scratches after polishing abrasives.
2. No. 3 — for medium cleaning and obtaining a smooth matte sheen.
3. No. 2 and No. 1 — for polishing to a mirror surface.

Composition: chromium oxide, stearin, fat, silicagel, kerosene. Interest portion of the components, determine the number of a type of pasta.

Pasta GOI can be of different consistency: liquid, pasty and solid, resembling a fragile stone (hence the name "green stone"). Pasta GOI is in the form of a felt impregnated polishing wheels. But, as a rule, the bar is a turquoise-green color on the basis of chromium oxide.

Colour can be different shades, depending on the components components: binders, excipients, adjuvants and different percentages of chromium oxide. The rough variety has a light green color. The average grade is slightly darker. Fine paste — dark green or black with green sheen.

Application features


In the sale usually come in either fine or medium grade paste GOI. So you can hear a lot of complaints that grinding paste does not work. This is because not observed the order of precedence of sorts. And not every seller can explain what he has pasta on sale. It happens that after polishing with an abrasive, immediately want to get a mirror Shine. But to see positive results only after a long period of adjustment and consistency of application varieties. Starting, naturally, with # 4. For convenience, the paste can be diluted with kerosene or similar solvent.

When fine-tuning are also important fixtures on which to make pasta. It can be of wood, wrapped pile fabric, figured, specially prepared tools to access the recesses, holes and remote places of objects to be treated. In any case, you cannot put paste GOI Polish on the subject; if this happens after a long debugging process — it would be a shame to start all over again.

It should be noted that chromium oxide included in the composition of paste GOI, toxic. Getting on the skin, may cause dermatitis. And when swallowed, can cause poisoning. Also in the paste are often included toxic contaminants.

After polishing you need to wipe the treated subject with vegetable oil and then dry cloth. Further the product should be washed with water with detergent or liquid soap.

Advice 2: How is called the black stone

Black color has always attracted attention, as it was considered a mysterious, almost mystical and, at the same time, solemn and classic. Jewelry with a black stone can be worn with any, the most exquisite outfits. Found in nature in quite a lot of stones in black, the most popular ones are jet, onyx and obsidian.
How is called the black stone
Instruction
1
Jet in Greek denotes the black amber. In its origin it is one of the conventional coal. It is a uniform stone, the distinctive properties which include a high density and black gloss. Sometimes it is found as layers in an ordinary brown coal. The stone is easily processed and well polished, acquiring a beautiful and noble Shine. Despite the relatively low price jewelry small size of the jet looks very exquisite. Like most stones, he attributed certain mystical properties. It is believed that he protects the brave and active people. Pregnant women are recommended to wear jewelry with jet for the birth of strong and healthy children.
2
The name of the black stone – onyx - in Greek means "fingernail". According to the myth, son of the goddess of love Aphrodite while she slept, cut off her nails and threw them down from Olympus to earth. There they turned into stone, which became known as onyx. Onyx belongs to the family of chalcedonies, its distinguishing feature is a kind of braid in the form of several parallel lines. The most common black stones with ribbons of white, yellow and brown. Genuine onyx is considered a stone that combines black and white colors. However, there are fully black stones. A characteristic feature of onyx is a soft waxy luster. Pure black onyx is considered a magical stone. They say that its mirror surface protects against energy vampires, ghosts and demons. According to legend, in the mirror of black onyx you can see the reflection of a vampire.
3
Obsidian is an igneous rock, made from cooled volcanic glass. This material, which is poured out in the process of eruption. The location of the strips on the stone to judge in what direction flowed streams of lava. Obsidian lends itself well to polishing and has a glazed structure, which gives it a distinctive black color and Shine. In addition to making jewelry, used in medicine, mainly in the quality of the material, from which the following blades for scalpels. According to ancient beliefs, the obsidian has the ability to cause scars. In the East its name is translated as "toenail of Satan" and considered a stone of evil.

Advice 3: Called green stone

In nature, found a lot of precious and semi-precious stones of green color. The most popular among them is the emerald. Also for precious stone of green color are demantoid and tourmaline. High value, are very rare crystals of green sapphire. Semi-precious green stones are malachite, Jasper, jade and beryl.
Called green stone
The green stone is considered a symbol of life and youth. In addition, they are attributed to the lyrical feelings and experiences. It is believed that the green stone is able to heal the wounds of heart. Stones color of leaves and grass inspire in the soul of man hope and faith in a happy future. They are endowed with healing properties. Jewelry with green stones have a positive effect on the cardiovascular system, normalizes blood pressure. Transparent stones of a pale green color attributed to a beneficial effect on the nervous system.

Gems green


The most expensive and popular of the green stone is the emerald. Interestingly, in nature, this gorgeous stone looks absolutely unattractive. Its amazing beauty and magical modulations appear only as the result of clever cutting. Jewelry with emeralds are among the most expensive. Typically, they are framed in gold or platinum.

Bright green demantoid is the most expensive and rare variety of garnet. It is highly valued by jewelers for stunning diamond Shine. It is believed that jewelry with demantoid have a positive impact on human mental abilities.

Unique stone is green sapphire. No wonder it is used only in very expensive jewelry in gold or platinum setting.

Semi-precious green stones


Chrysolite refers to semi-precious stones. However, this is one of the most beautiful and valuable green stones. In terms of natural lighting, it has a light green color with a Golden hue. With the change of the light source, the stone changes color to bright green. Since ancient times beryl was used to decorate temples, palaces and tombs.

Green Jasper can be light or dark, and may have inclusions of white color. Due to its high strength, jade was often used as an ornamental stone. It is made of boxes and figurines. Particularly impressive are the products in which pieces of Jasper take the form of leaves and flowers.

The most famous of ornamental stones green is malachite. It is an opaque dark green stone with unusual natural pattern. It is most commonly used for the manufacture of boxes, statues and vases. Jewelry with malachite are rare.

Jade is also considered to be an ornamental stone, though it belongs to semi-precious. Its traditional shade – grass-green, but the stones are white-green and dark green colors. To cut jade often has a mottled inclusions.
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