![prehnite crystals from India](https://www.patrickvoillot.com/wp-content/uploads/2021/03/prehnite-cristaux-inde89.png)
green
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
![prehnite crystals from India](https://www.patrickvoillot.com/wp-content/uploads/2021/03/prehnite-cristaux-inde89.png)
![phosphophyllite oval cut](https://www.patrickvoillot.com/wp-content/uploads/2021/03/phosphophyllite-ovale95.png)
phosphophyllite
ck_admin
March 24, 2021
Its name recalls that it is a phosphate, and its cleavage causes leaves: it comes from the Greek “Phillon” meaning leaf. It’s a stone sought after for its beautiful bluish green color.
![oval cut peridot from Burma](https://www.patrickvoillot.com/wp-content/uploads/2021/03/peridot-taille-ovale-birmanie101.png)
peridot
ck_admin
March 24, 2021
Formerly this mineral was called chrysolite, although the “chrysolitus” of Pliny was probably referred to topaz, a “yellow stone”, a “golden stone”. Also called ” stones of knights ” because it would be the crusaders who brought peridot from the east to europe where it
![ouvarovite round cut](https://www.patrickvoillot.com/wp-content/uploads/2021/03/ouvarovite-taille-ronde108.png)
![yellow cushion cut tectite from Lybia](https://www.patrickvoillot.com/wp-content/uploads/2021/03/tectite-verre-de-lybie126.png)
![nodule of malachite from Zaire](https://www.patrickvoillot.com/wp-content/uploads/2021/03/malachite-nodule-zaire129.png)