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 …


labradorite crystal from Finland with the phenomenon of blue labradorescence


This plagioclase was discovered in 1770 in the Labrador region in Canada, which gave it its name. It is part of the albite-anorthite series. Its characteristic is a set of iridescent colors that can be observed by changing its position relatively to the light, this

orbicular diorite from Corsica

orbicular diorite

Successively described and analyzed by many specialists since 1851, its a mixture of feldspar, hornblende, biotite (black mica) and quartz. It is considered an intrusive rock with a texture similar to “granite”, the term “granite” designating a hard stone used in civil engineering. The matrix

oval cut carrollite of Congo


Its name comes from the locality where it was identified by Faber in 1852: the Patapsco mine in Carroll County, Maryland in the United States. It is part of the linnaeïtes, it forms a series with the violarite, the polydymite, the siegenite according to the

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