BUY A BOOK ON ASTROLOGY From this article you will learn: What to consider when choosing talismans
Moissanite is an unusual mineral discovered by G. Moissan in 1893. And it’s up to the researcher to find this stone
Exquisite beauty, bewitching, unique patterns - this is natural agate, a semi-precious mineral. It's no surprise that
Hello, friends! If you have ever seen and held blue opal in your hands, then you
Discovered less than a century ago, the amazing mineral of the borate family, painite, has created an unimaginable sensation in the world.
Formula Al2O3 Color Blue and cyan in various shades; colorless, pink, orange, yellow, green, purple,
Fans of precious stones know that since ancient times in Rus' sapphires were called yakhonts, and
Treasures of St. Petersburg - in the Trubetskoy-Naryshkin mansion From July 8 to July 11, 2021 in
Krayukhin S. A., Scientific Director of the National Private Educational Institution of Higher Education "Technical University of UMMC" Krayukhin Sergey Aleksandrovich,
Tips What external features characterize a natural stone and help determine the authenticity of topaz? Independent examination,
