The change of pure limestone leads to the formation of marble, since the only way to change calcite at high temperature and pressure is its recrystallization. But there are cases when recrystallization of a part of calcite occurs without dynamometamorphism. And even there were cases when in the ancient strata limestone turned into marble without any impact of diastrophism.
In nature, marble is usually light in color, but if there is even a small percentage of different impurities in the stone - graphite and iron oxides, silicates - this will result in the staining of the stone in red, brown and even black, green, yellow. There is a colorful and motley marble.
The deposit of marble . The marble spread quite widely. But Italian marble is the most famous. In Tuscany not far from Carrara, a well-known sculptured white marble is mined. No less famous is the Paros marble yellowish shade from Greece - this kind of marble was loved by ancient Greek sculptors. In Appalachia (USA) and in other eastern parts of the country there are large strata of marble. North Africa is another place where marble is mined. In Natal (South Africa), there is a significant deposit of dolomite marble.
In Russia, marble is mined in the Far East, Altai, the Urals, in Karelia, in the Krasnoyarsk Territory. On the territory of Ukraine - in the Crimea, Transcarpathia, Donetsk region. In addition, the extraction is conducted in Uzbekistan, Armenia, East Kazakhstan, Georgia.
The fine-grained sculptured white marble of the Malguzar (Uzbekistan) deposit is better than the famous Carrara deposit, experts say.
Application. It is widely used in the manufacture of monuments, monumental sculptures, tombstones. In construction, it is used as a piece stone, as a ground and crushed stone for interior decoration of premises, for exterior facing of buildings. It is also used as sawing material.
In electrical engineering - panels of distribution, instrumentation, dispatching boards - marble is used in the form of marble boards of pure calcite marble.
In construction and architecture, marble chips are used, along with crushed sand for plastering and laying stone mosaic, and as a filler of concrete.
Marble flour is used in agriculture.
The healing and magical properties of marble
Medical properties. According to lithotherapists, marble can cope with diseases of the stomach, intestines, pancreas. It will help to rid of unjustified fears, cure insomnia, relieve stress. If you massage with marble balls, you can cure vascular disease, sciatica, lumbago. Beads or pendant from marble will help with diseases of the throat, and also can prevent the development of certain cardiovascular diseases. And those who suffer from excessive sweating, it is recommended to wear a bracelet or a ring with marble.
The magical properties of marble. In ancient times, marble was valued for its magical properties. For example, marble in Ancient Greece dedicated to Aphrodite - the goddess of love, and all her temples were built strictly of marble.
And the ancient Romans believed that a marble house, or at least a marble cladding, was a guarantee that the house was protected from evil spirits.
And in India even to this day, even in the poorest families, there is at least one marble object, because they are sure that marble is an intermediary between a person and good spirits.
It was believed that marble can cool lust, make a man faithful to his half, contribute to strengthening conjugal love, the birth of healthy offspring.
The stone favors all the signs of the zodiac, so wear ornaments of marble can do anything. Astrologers argue that marble is able to quickly tune in on the biofield of the owner of the stone, and therefore, will begin to help immediately.
Talismans and amulets. Marble is the talisman of all, whose profession is in the "risk group" - teachers, salesmen, doctors, policemen, service workers. From these people, the stone will take away the anger and irritation of surrounding people, but will attract trust and sympathy.
People whose personal life has not developed, is advised to wear marble, it will help to find true, mutual and true love. Family marble will help to preserve family loyalty and happiness.