This mineral is so diverse that it is simply impossible to confuse it with another gem. About him
Peridot stands out for its color variability. Under the influence of lighting, a stone can significantly change its shade. This
The purity of silver, as well as the cost of products made from it, is determined by the ratio of the precious metal to the impurities contained
History and origin Geologists estimate the average age of the rock at 134 million years. However, it is charming,
Alexandrite is a mysterious, mysterious stone that was discovered quite recently. No wonder this mineral was
Category Oxides (minerals) Name in English. Quartz Formula SiO2 Group Group of glass-forming oxides Color White,
Formula BeAl2O4 Color Bluish green, brown, brownish green, green, gray Luster Glass Transparency Transparent, translucent Hardness
How to get rid of scratches on silver Pastes I would call this method the most labor-intensive
Throughout its history, humanity has given a special place to such a precious metal as gold. First
History and origin Citrine is a rare variety of quartz. Among jewelers, a honey-golden nugget belongs to
