black

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 …

magnetite

ck_admin March 24, 2021

Known since antiquity, Pliny the Elder mentioned it in the year 77, it was identified in 1845 by von Haidinger. It is named after the Greek “magnes”, which means magnet, it is found on Mount Magnetos in Greece. It is a naturally magnetic iron oxide

Read