1. To date, more than 4,000 minerals are known. Annually, several dozens of new mineral species are discovered and several "close" to prove that such a mineral does not exist.
2. All precious stones are mined by hand.
3. On average, for one emerald produced in Colombia, there are 20 tons of recycled soil.
4. Diamond is the only one of all precious stones, which consists of one chemical element – carbon.
5. The amount of minerals is always decreasing, so the prices for jewelry will always grow.
6. There is a special grenade (ant), Which deposits can only be found near the anthills. The crystals of this mineral are found only next to the ant nests. When building a nest, the crystals of this mineral, insects are thrown to the surface. These ants live in the USA in a place called "4 corners".
7. Many people mistakenly believe that a diamond is only colorless. In fact, the color palette of a diamond can be envied by any precious mineral. But in our time not all colored diamonds have a natural color. Many stones are artificially colored. This is due to their rarity.
8. Before the invention of the Mohs scale, the stones were determined by color. So all the green stones became emeralds, the red ones became rubies, and so on.
9. This emerald is more expensive than a diamond.
10. 95% of all rubies are artificially ennobled. Avoid this fate.
11. Ruby and sapphire are the same and the same. The difference between these stones is only in color.
12. 90% of all diamonds are used for industrial purposes, and only 10% is used for jewelry counters.
13. Alexandrite was named after the prince Alexander, the future emperor Alexander II.
14. Aquamarine and emerald are the same and just the same, just an admixture of different chemical elements. Chrome makes the emerald green, and aluminum stains the aquamarine in blue.
15. Topaz has a bad habit of tarnishing and discoloration in the sun. Therefore, jewelry, where there is this mineral, it is not recommended to dress on the beach.
16. There is a "red emerald". In fact, this is a red variety of beryl, Bixbit. This is an extremely rare mineral and is mined only in Utah (USA).
17. Pink topaz is the rarest color variety of this mineral. It is the pink topaz most often forged.
18. Some minerals are very dangerous. For example, charoite may turn out to be a "mini-chernobyl", and cinnabar is a "broken mercury thermometer".
19. Almost all emeralds have cracks and inclusions (according to different data, 90-95%). But this does not reduce their cost, because the mineral is judged by its color and saturation.
20. The Kremlin stars are made of ruby glass.