Liquid and gaseous minerals
Published May 18, 2018
Published May 18, 2018
Published May 18, 2018
In the history of mankind the gold played a huge role. None of the metal did not excite so many passions, did not inflame so many desires and readiness to go to the most difficult deprivations in the hope of "golden mountains", like gold. They tried to get hold of at least by crimes, violence and wars...
Published May 18, 2018
What is a clay?.. At first glance this is a very simple question. But, try to answer and see that everything is not so simple. It turns out that the history of clay origination is very complex and entertaining. And everything begins at great depths, where the melted granite masses boil. Saturated with water vapor and gases, they bubble, punching their way to the surface...
Published May 18, 2018
Questions of the Earth's structure were always worried by geologists. For example, what is gown and the kernel why so distinct the border between the bark and the mantle? All our knowledge is based on the fact that our Earth "built"mainly from oxygen. And if this is not so and our Earth from hydrogen?..
Published May 18, 2018
Published May 18, 2018
What is a the rhinestone? The easiest way to find out is if you compare a piece of rock crystal and the same piece of glass. Both are similar in their color and transparency. On the fracture they will have equally sharp, cutting edges. But the rock crystal will remain cold for a long time in your hand...