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 …


thulite of Norway cut in cabochon


Identified by Werner in 1805 in the Austrian Alps, it was named after the Austrian Siegmund Zois, Baron von Edelstein (1747-1819). It is part of the epidote group. Its best-known variety is tanzanite which is not a mineral recognized by the International Mineralogical Commission for

rubellite variety of tourmaline from Brazil


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

cushion cut spinel from Tanzania


This is a gem belonging to a group of minerals close to each other and it was many times qualified as liar because it is present in the same deposits of the ruby and sapphire and it has often been confused with these gems. Some

spessartine mandarine garnet oval cut


Its name comes from the cottage of Spessar sur- le -Main in Bavaria. The finest ones come from Africa, in Namibia, from a recently discovered deposit that produced the famous “tangerine”garnets, of a very bright color and a beautiful shine, and that seems exhausted. The

rutile as inclusions in quartz


Discovered by Werner in 1803 he was named after the Latin “rutilus” which means red. This is a titanium oxide as brookite and anatase, which crystallize in different crystal systems. The fibrous variety that forms tiny needles was called Sagenite.

rubies from Sri lanka oval cut


Its name comes from the Latin “rubeus” or “ruber” meaning red. Ruby is the name of the true red variety of a mineral, Corundum, which itself can be of all the other colors under the name of sapphire, except for the red which is reserved

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