Kyropoluosa method

The method of extracting crystals from a liquid, developed by Czochralski and modified by many other physicists, belongs to the group of crystallization methods by cooling a melt with the same composition as the grown crystal..

A method similar to the method …

Grenades

Grenades are a large group of similar stones, which some classify as ornamental, others to the noble ones. Chemically, they belong to the silicates in the general formula M.3R2 (SiO4)3. Interesting real construction

Capillarity

Capillarity – this phenomenon has been known to physicists for hundreds of years, but only nature could make use of this phenomenon. In a way, we talked about, but also to… crystallization of water-soluble substances. Crystallization from solutions with the use of …

Crystallization device

Crystallization device.

However, when we want to get really beautiful crystals at home, and it is made of materials that are difficult to dissolve in water, we can use another way, although also included among the methods of crystallization from solutions. For this purpose …

Strength

High-quality steel has equal strength 1 000 MPa. Meanwhile, already in 1923 years were calculated, that the crystal strength of ordinary table salt should be 5000 MPa, so five times more. By the same calculation, pure iron …

Crystals

Anyone can grow a crystal. Each, who only wants to, and without any special devices, chemicals or laboratory equipment. All you need is willingness and patience. Before that, however, I propose to inspect the crystals. The most beautiful crystals can be found …

Grinding gemstones

Let's go back to beauty. Some of the artificially colored stones imitate other stones. But there are also such, like diamond or agate, which remain themselves after coloring. They are only more beautiful. You can also make stones more beautiful by other methods – …