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Virgo
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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![green chrome titanite cushion cut](https://www.patrickvoillot.com/wp-content/uploads/2021/03/titanite-sphene-chromifere45.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
![African serpentine oval cut](https://www.patrickvoillot.com/wp-content/uploads/2021/03/serpentine-taille-ovale-afrique-15.png)
serpentine
Serpentine, or rather the serpentines, is a group of over 20 minerals quite difficult to differentiate the one from the other, the best known of whom are : antigorite, chrysotile and lizardite. These Phyllosilicates are weathering products of magnesium silicates. The Ophite, sometimes called “ophite
![rutile as inclusions in quartz](https://www.patrickvoillot.com/wp-content/uploads/2021/03/rutile-inclusion-quartz-bresil74.png)
![rhodonite from Moro da Mina Lafaiete in Brazil pear cut](https://www.patrickvoillot.com/wp-content/uploads/2021/03/rhodonite-poire-moro-da-mina-mineconseheiro-lafaiete-minas-gerais-bresil77.png)
rhodonite
Its name comes from the Greek “rhodon” for “ rose “, as for rhodochrosite. dark pink color, light pink, with black dendritic inclusions of manganese oxide. Soluble in acids which discolor it, easily fuses with a torch. Varieties of colorful gems come from Australia and
![crocidolite hawk’s eye](https://www.patrickvoillot.com/wp-content/uploads/2021/03/oeil-de-faucon-crocidolite-cabochon-bresil80.png)
compact quartz
This group includes compact quartz containing inclusions of another mineral which determines the appearance and color. Tiger’s Eye and Hawk Eye: The name comes from the fact that the polished cabochons show a light stripe evoking the split pupil of a tiger, the second name