![sturmanite emerald cut](https://www.patrickvoillot.com/wp-content/uploads/2021/03/sturmanite-taille-emeraude52.png)
yellow
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
![sturmanite emerald cut](https://www.patrickvoillot.com/wp-content/uploads/2021/03/sturmanite-taille-emeraude52.png)
![strontianite emerald cut](https://www.patrickvoillot.com/wp-content/uploads/2021/03/strontianite-taille-emeraude53.png)
![pink crystals of stolzite from Zinnwald of Bohemia](https://www.patrickvoillot.com/wp-content/uploads/2021/03/stolzite-rose-cristaux-zinnwald-boheme54.png)
![oval cut sulfur](https://www.patrickvoillot.com/wp-content/uploads/2021/03/soufre-ovale61.png)
![oval cut scheelite from China](https://www.patrickvoillot.com/wp-content/uploads/2021/03/scheelite-taille-ovale-chine70.png)
![scapolite from Tanzania drop cut](https://www.patrickvoillot.com/wp-content/uploads/2021/03/scapolite-tanzanie-goutte71.png)
scapolite
ck_admin
March 24, 2021
It owes its name to its prismatic facies (from the Greek “skapos” rod and “lithos”, stone) and designates an isomorphic series going from sodic marialite to calcic meionite. The members of this series are the Wernerite, the Dipyre, the Meionite, the Marialite. The Wernerite, which