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 …


vivianite emerald cut


Its name honors the British mineralogist J. G. Vivian. Colorless when fresh, it turns green blue, dark blue or black by partial oxidation of its iron. The crystals aggregates forming wheels come from Cameroon.

cabochon of turquoise from Iran


This is simply the “Turkish stone” because when this gem came to Europe, it had passed through that country, but it came from Persia. The Greeks called it “callaite”. It was a sacred stone for the Egyptians, Persians, Tibetans, Indians, Mayans, Aztecs and Incas. Color

tanzanite from Tanzania rectangular cut


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

cabochon of hackmanite from Afghanistan


This is a feldspathoid, his name refers to its high sodium content. Its purplish-blue color is often streaked with white feldspar veinlets. The Hackmanite is a pink-purple variety discovered in Quebec, Canada. In its formula sulfur has been replaced by chlorine, and has an amazing

smithsonite cut in cabochon


Name honoring James Smithson (1765-1829), founder of the Smithsonian Institution in Washington (USA). It is also called bonamite.

serendibite from Mogok in Burma


Discovered in Sri Lanka in 1902, its name comes from “Serendib” the name of Sri Lanka in Arabic. Usually of a color without interest or very dark brown, there is anyways a variety of a beautiful light blue color.

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