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 …
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
It takes its name from its blue color, recalling the sapphire. It was discovered in Greenland in 1819 .
It takes its name from its resemblance to the pyroxene and its manganese content. Rhodonite has the same composition as the pyroxmangite formed in conditions of higher pressure and temperature.
