Category Oxides (minerals) Name in English. Quartz Formula SiO2 Group Group of glass-forming oxides Color White,
Rings are considered one of the most ancient jewelry used by people since Paleolithic times. IN
Birthstones are the most powerful amulets and reliable helpers in everyone’s life.
Among the many precious stones, varieties of topaz occupy a special place. Its chemical formula is Al2[SiO4](F,OH)2. TO
Rating of enterprises The largest, oldest and best jewelry factories in Russia are: Adamas. "Russians
Women born at the height of summer (June 22 - July 22) are under the Sign
The semi-precious stone rock crystal is the frozen ice of truth in the depths of the mountains. That's what they thought
Stone type Precious, semi-precious Prevalence (Deposits) Mexico, Panama, India, Tahiti, Sri Lanka, Japan, etc.
A diamond is a diamond cut in a certain way. The main property of this mineral is its highest hardness, due to
Silver jewelry is a great way to gracefully and elegantly complement any outfit, be it
