smithsonite
ck_admin
March 24, 2021
Name honoring James Smithson (1765-1829), founder of the Smithsonian Institution in Washington (USA). It is also called bonamite.
translucent
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
simpsonite
ck_admin
March 24, 2021
It was discovered in Australia and its name honors the Australian mineralogist Edward Sydney Simpson (1875-1939).
shomiokite
ck_admin
March 24, 2021
Discovered in the Kola Peninsula, near the river Shomiok that gave it its name.
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
