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Je vous emmène à travers mes vidéos découvrir mon expérience acquise depuis plus de 30 ans a silloner le globe entier à la recherche de pierres précieuses, de rencontre mémorables mais aussi de difficulté parfois …

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rubellite variety of tourmaline from Brazil

tourmaline

ck_admin March 24, 2021

Its name comes from Sri Lanka, Ceylon, where it was called “tourmali” or “torra molli”, stone attracting ashes, it is considered as a colored zircon. It was not until 1703 that the Dutch brought it to Europe. It was identified by Buffon in 1759. It

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pink topaz oval cut

topaz

ck_admin March 24, 2021

All the yellow stones were called topazes before we learned the difference from the others. This name probably comes from the island of Zebirget, former Topazos , on the Red Sea, where the peridot was found in the Middle Ages, unless it comes from the

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thaumasite emerald cut

thaumasite

ck_admin March 24, 2021

Discovered in Sweden in 1878, its name comes from the Greek “thaumasion” which means surprising, in relation to its amazing chemical composition.

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tanzanite from Tanzania rectangular cut

tanzanite

ck_admin March 24, 2021

This is the blue variety of zoisite. It would have been known since 1954, but it was in 1967 that Manuel de Souza “discovered” this gem by chance, in Arusha, Tanzania. Soon there were talks in the media about the “blue treasure of Africa”, referring

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manganotantalite rectangular cut

tantalite

ck_admin March 24, 2021

In the family of colombo – tantalites the tantalites can be high in iron or manganese. The iron-rich variety is sometimes called niobite. The rich in manganese, manganotantalite.

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violet taaffeite of Sri Lanka round cut

taaffeite

ck_admin March 24, 2021

It is named after an Irish gemologist, Count Charles Taaffe, who discovered it in 1945 in a lot of cut spinel from Sri Lanka. All the characteristics of one of the stones were identical to the ones of spinels, except for the presence of a

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