colourless
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 …
actualités
anatase
ck_admin
March 24, 2021
Its name comes from the Greek “anastasis” which means stretched, elongated, as the form of its bipyramid crystals. It was discovered in France, in Bourg d’Oisans in Isere, by Schreiber in the late eighteenth century, but it is Haüy who attributed its name in 1801.
amblygonite
ck_admin
March 24, 2021
The German mineralogist Breithaupt described and identified it in 1817. Its name comes from the angle formed at its cleavage, in Greek “Amblus” meaning “obtuse” and “Gonia” which means “angle”, as opposed to scapolite with which it was often confused. It forms a continuous series
