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Ecology Mysterious stones that somehow move along the dry, cracked surface of Death Valley in

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Limonite (brown iron ore, swamp ore) is a mineral from the group of iron oxides, which, due to

Hello, dear readers of the Tyulyagin project! Today we will talk to you about gold. It's already

January 28, 2022 The size of the bracelet on the hand, no matter how strange it may sound, is up to

The presence of sufficient mineral reserves is a guarantee of successful development of industry and economy. From deposits

CADMIUM (Cadmium) Cd is a chemical element of group II of the Periodic table. Atomic number 48, relative

Artistic stone carving is one of the most ancient arts. The oldest examples date back to the eighth century

Many people remember Soviet times and the jewelry that almost every woman wore then. All

Both gold and silver chain are the most common jewelry for women