A stone that pretends to be a diamond topaz – aluminum fluorosilicate. The most famous and valued topazes have a characteristic "topaz"” yellow in various shades. However, there are also blue topazes, Violet, pink, red and colorless with a poetic name …
Tag: rubin
Ruby emerald zircon
We remember, that all red-colored transparent stones were once called rubies. It was not known, that apart from rubies, red can also be much cheaper grenades – pirop or almandine, as red as a spinel ruby, red variety of tourmaline and many other minerals. Za …
Rubin i szafir
Rubin i szafir – Korund.
Transparent types of corundum are precious gemstones, have been used for ornamental purposes for a very long time. The red variety is called ruby, blue or other - sapphire. Fine crystalline, compact, granular varieties of corundum are used for the purpose …
THE MIRACLES OF THE ROYAL TREASURES
THE MIRACLES OF THE ROYAL TREASURES
Thus, rulers and their courtiers competed in collecting precious stones, burdening - of course - with the costs of acquiring them to his subjects. Especially rich in diamonds, rubies and emeralds were the courts of Persian chess (in Europe they were talked about: …
IT IS ONLY FLUOROSILIANES!
IT IS ONLY FLUOROSILIANES!
I was at a meeting once, where a famous mineralogist was among the guests, likes to joke sometimes.
"You have a very beautiful stone in this ring," he turned to the hostess at one point, taking her hand. — …