![yellow zircon of Sri Lanka brilliant cut](https://www.patrickvoillot.com/wp-content/uploads/2021/03/zircon-taille-diamant-sri-lanka19.png)
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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 …
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![yellow zircon of Sri Lanka brilliant cut](https://www.patrickvoillot.com/wp-content/uploads/2021/03/zircon-taille-diamant-sri-lanka19.png)
![wavellite crystals from United States](https://www.patrickvoillot.com/wp-content/uploads/2021/03/wavellite-cristaux-usa27.png)
![cushion cut spinel from Tanzania](https://www.patrickvoillot.com/wp-content/uploads/2021/03/spinelle-coussin-tanzanie57.png)
![oval cut sulfur](https://www.patrickvoillot.com/wp-content/uploads/2021/03/soufre-ovale61.png)
![blue sapphire from Sri Lanka cushion cut](https://www.patrickvoillot.com/wp-content/uploads/2021/03/saphir-coussin-sri-lanka73.png)
sapphire
ck_admin
March 24, 2021
Its name comes from the Hebrew “Sappir” which referred for a long time the blue gems, the “most beautiful things”. By 1800, it was shown that the ruby and sapphire were only varieties of the same mineral, corundum. Currently, sapphire corresponds to all the blue
![rutile as inclusions in quartz](https://www.patrickvoillot.com/wp-content/uploads/2021/03/rutile-inclusion-quartz-bresil74.png)