![thulite of Norway cut in cabochon](https://www.patrickvoillot.com/wp-content/uploads/2021/03/thulite-norvege-cabochon20.png)
Scorpio
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 …
actualités
Categories
![thulite of Norway cut in cabochon](https://www.patrickvoillot.com/wp-content/uploads/2021/03/thulite-norvege-cabochon20.png)
![pink topaz oval cut](https://www.patrickvoillot.com/wp-content/uploads/2021/03/topaze-rose-bresil-taille-ovale44.png)
![green chrome titanite cushion cut](https://www.patrickvoillot.com/wp-content/uploads/2021/03/titanite-sphene-chromifere45.png)
titanite
Identified in 1795, its name expresses its high content of titanium. It has long been known as sphene, which came from the Greek “sphenos” for corner, which described very well the shape of its wedge-shaped crystals. Brookite, of the same composition, crystallizes in another crystal
![cushion cut spinel from Tanzania](https://www.patrickvoillot.com/wp-content/uploads/2021/03/spinelle-coussin-tanzanie57.png)
![spessartine mandarine garnet oval cut](https://www.patrickvoillot.com/wp-content/uploads/2021/03/spessartite-grenat-mandarine-ovalel-tanzanie60.png)
spessartine
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
![cabochon of hackmanite from Afghanistan](https://www.patrickvoillot.com/wp-content/uploads/2021/03/hackmanite-cabochon-afghanistan63.png)
sodalite
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 In its formula sulfur has been replaced by chlorine, and has an amazing