Precious

Spinel is a rare mineral with an intriguing biography and magical properties. The prosaic name for a nugget is

The antique diamond market distinguishes several types of cuts inherent to a particular era. To the antiques

The magnificent emerald stone belongs to the precious gems of the first order, that is, it is valued as follows:

Today, in any archaeological museum in the world you can see displays of objects from ancient times. Already

Demantoid (garnet group). Color: emerald green to golden green. Hardness: 6.5–7 points. Density: 3.83–3.85 g/cm³. Word

Blue agate or sapphirine is a unique variety of quartz. The stripes give the mineral some kind of heavenly airiness

History The history of niobium is connected with its eternal companion - tantalum. Niobium crystals New element

A rare gemstone, mesmerizing with its beauty Chrysoberyl is a mineral stone, a gem. Occurs in nature

Origins of Van Cleef & Arpels Rapid development Legendary products, collections, innovative inventions of the company

We are glad to welcome you, our dear readers! You are on a page dedicated to the history of the famous stone