ҮНЭТ ЭРДЭНИЙН ЧУЛУУ | Natural history museum of Mongolia
The word diamond comes from the Greek word "adamas" invincible. It is insoluble in acids and alkalis, and is caused by the high pressure and temperature of the magma, as well as Cemberlit. The simplest chemical structure of precious stones is diamond-crystalline carbon. This stone is the most valuable and hardest mineral in the world.
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