indistinct
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
sodalite
ck_admin
March 24, 2021
This is a feldspathoid, his name refers to its high sodium content. Its purplish-blue color is often streaked with white feldspar veinlets. The Hackmanite is a pink-purple variety discovered in Quebec, Canada. In its formula sulfur has been replaced by chlorine, and has an amazing
serpentine
ck_admin
March 24, 2021
Serpentine, or rather the serpentines, is a group of over 20 minerals quite difficult to differentiate the one from the other, the best known of whom are : antigorite, chrysotile and lizardite. These Phyllosilicates are weathering products of magnesium silicates. The Ophite, sometimes called “ophite
senarmontite
ck_admin
March 24, 2021
Discovered in 1851 at Djebel Haminate, in the area of Constantine in Algeria, its name honors the mineralogist Henri Hureau de Senarmont (1808-1862).
schlossmacherite
ck_admin
March 24, 2021
Discovered in 1980, its name honors the German gemologist Karl Schlossmacher.
sapphirine
ck_admin
March 24, 2021
It takes its name from its blue color, recalling the sapphire. It was discovered in Greenland in 1819 .
