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 …
Its name comes from the Greek “hemi,” half and “morpho” to form, due to the different shape of the tip of its doubly terminated crystals. It was identified by Kenngott in 1853. There is a “matrix” form blue and banded. As Tourmaline it presents the
It honors the Swedish mineralogist Axel Hamberg (1863-1933).
Its name honors Lord Greenock, from Greenock in Scotland where it was discovered in 1840.
Discovered at Andrahomana, near Fort Dauphin in Madagascar. Its name honors the French explorer Alfred Grandidier (1836-1912).
