The Moscow's Metro is not the oldest one in the world, its stations welcomed their first passengers in 1930 only. Nearly all stations are reveted with various natural stones having unique structure and beauty. The stations of the Moscow's Metro are often called a museum displaying the unique and the richest collection of decorative materials, including stones. It's a peculiar stone library exhibiting the richness and the beauty of natural materials, there is no another one like this in any of the world's geological museums. The age of marble is about 2 billion years , i.e. about half of life of our planet.
Marble is used for decoration of about half the area of walls of Moscow Metro.
The white marble for Moscow's Metro was brought from the deposits of the Ural Mountains, Altay, Middle Asia and the Caucasus . This material is made of the grains of quartz, which is a rather firm and durable material. The semi-precious stones may be found and seen at the oldest Metro stations of Moscow. These are pink rodonite and marble onyx . This is a station, which lays deep underground, it belongs to the first, the oldest line of the Moscow's Metro.