Rock
Published June 29, 2016
Published June 29, 2016
Published August 27, 2016
Ural is the richest source of stone. On the docks of the Volga, on large stations along the path of the Siberian Express has long sold products from Ural stones. Among them there were a lot of cheap products from copper slag, a simple glass or dyed agate. The major share of this product gave the Urals...
Published October 22, 2016
Are there edible stones? Of course, there are edible stones. This cooking or rock salt, saltpetre, Glauber's salt. Many edible stones or we take with food, or often use them in the form of various kinds of drugs. However, these examples are not limited to edible stones. One can cite many startling when people eat stones...
Published October 22, 2016
Published October 22, 2016
Published October 22, 2016
Of the total mass of rocks and minerals, gems isolated rare properties for which they so dearly prized. The most important one is a beauty. No beauty that brings joy, so highly prized mineral is not. That's because the gems should please the eye bright color, exquisite power cut or a mysterious figure that make gems incomparable with conventional stones...